From: Sunil Dora <sunilkumar.d...@windriver.com>

For excessively long environment variables i.e > 128KB
Store the arguments in a temporary file and collect
them back together in collect2 and other subprocess.

PR : https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111527

Linux kernel has the following limits on shell commands:
Each environment variable passed to an executable
must be under 128 KiB

GCC uses the COLLECT_GCC_OPTIONS environment variable
to transfer the expanded command line to collect2.
With many options, this exceeds the limit mentioned above.

GCC : Added Testcase for PR111527

TC1 : If the command line argument less than 128kb, gcc should
      compile fine.
TC2 : If the command line argument in the range of 128kb to 2mb,
      gcc should copy arguments in a temporary file and use it
      to communicate and compile fine.
TC3 : If the command line argument greater thean 2mb, gcc shuld
      fail the compile and report error. (Expected FAIL)

Signed-off-by: Sunil Dora <sunilkumar.d...@windriver.com>
---
 gcc/collect2.cc                           |  41 +++-
 gcc/gcc.cc                                |  19 +-
 gcc/lto-wrapper.cc                        |  37 +++-
 gcc/testsuite/gcc.dg/longcmd/longcmd.exp  |  16 ++
 gcc/testsuite/gcc.dg/longcmd/pr111527-1.c |  44 ++++
 gcc/testsuite/gcc.dg/longcmd/pr111527-2.c |   9 +
 gcc/testsuite/gcc.dg/longcmd/pr111527-3.c |  10 +
 gcc/testsuite/gcc.dg/longcmd/pr111527-4.c |  10 +
 gcc/testsuite/gcc.misc-tests/outputs.exp  | 248 +++++++++++-----------
 lto-plugin/lto-plugin.c                   |  37 +++-
 10 files changed, 340 insertions(+), 131 deletions(-)
 create mode 100644 gcc/testsuite/gcc.dg/longcmd/longcmd.exp
 create mode 100644 gcc/testsuite/gcc.dg/longcmd/pr111527-1.c
 create mode 100644 gcc/testsuite/gcc.dg/longcmd/pr111527-2.c
 create mode 100644 gcc/testsuite/gcc.dg/longcmd/pr111527-3.c
 create mode 100644 gcc/testsuite/gcc.dg/longcmd/pr111527-4.c

diff --git a/gcc/collect2.cc b/gcc/collect2.cc
index f5a288171c9..3f6c23001ba 100644
--- a/gcc/collect2.cc
+++ b/gcc/collect2.cc
@@ -376,6 +376,41 @@ typedef int scanfilter;
 
 static void scan_prog_file (const char *, scanpass, scanfilter);
 
+char* getenv_extended (const char* var_name)
+{
+  int file_size;
+  char* buf = NULL;
+  const char* prefix = "@";
+  size_t prefix_len = strlen (prefix);
+
+  char* string = getenv (var_name);
+
+  if (strncmp (string, prefix, prefix_len) == 0)
+    {
+      FILE *fptr;
+      char *new_string = xstrdup (string + prefix_len);
+
+      fptr = fopen (new_string, "r");
+      if (fptr == (FILE *) 0)
+       fatal_error (input_location, "fopen %s: %m", new_string);
+
+      fseek (fptr, 0, SEEK_END);
+      file_size = ftell (fptr);
+      rewind (fptr);
+      buf = (char *) xmalloc (file_size + 1);
+
+      fread (buf, 1, file_size, fptr);
+      buf[file_size] = '\0';
+
+      free (new_string);
+      fclose (fptr);
+      return buf;
+    }
+
+  // Return the environment variable as-is if no file is referenced
+  return string;
+}
+
 
 /* Delete tempfiles and exit function.  */
 
@@ -1004,7 +1039,7 @@ main (int argc, char **argv)
     /* Now pick up any flags we want early from COLLECT_GCC_OPTIONS
        The LTO options are passed here as are other options that might
        be unsuitable for ld (e.g. -save-temps).  */
-    p = getenv ("COLLECT_GCC_OPTIONS");
+    p = getenv_extended ("COLLECT_GCC_OPTIONS");
     while (p && *p)
       {
        const char *q = extract_string (&p);
@@ -1200,7 +1235,7 @@ main (int argc, char **argv)
      AIX support needs to know if -shared has been specified before
      parsing commandline arguments.  */
 
-  p = getenv ("COLLECT_GCC_OPTIONS");
+  p = getenv_extended ("COLLECT_GCC_OPTIONS");
   while (p && *p)
     {
       const char *q = extract_string (&p);
@@ -1594,7 +1629,7 @@ main (int argc, char **argv)
       fprintf (stderr, "o_file              = %s\n",
               (o_file ? o_file : "not found"));
 
-      ptr = getenv ("COLLECT_GCC_OPTIONS");
+      ptr = getenv_extended ("COLLECT_GCC_OPTIONS");
       if (ptr)
        fprintf (stderr, "COLLECT_GCC_OPTIONS = %s\n", ptr);
 
diff --git a/gcc/gcc.cc b/gcc/gcc.cc
index 04b3736a5da..a26979a7dd7 100644
--- a/gcc/gcc.cc
+++ b/gcc/gcc.cc
@@ -5681,7 +5681,24 @@ set_collect_gcc_options (void)
     }
 
   obstack_grow (&collect_obstack, "\0", 1);
-  xputenv (XOBFINISH (&collect_obstack, char *));
+  const char *string = XOBFINISH (&collect_obstack, char *);
+  const char *prefix = "COLLECT_GCC_OPTIONS=";
+  size_t prefix_len = strlen (prefix);
+
+  if (strncmp (string, prefix, prefix_len) == 0)
+    {
+      const char *data_to_write = string + prefix_len;
+      char *temp_file = make_at_file ();
+
+      FILE *fptr = fopen (temp_file, "w");
+      fwrite (data_to_write, sizeof(char), strlen(data_to_write), fptr);
+
+      char *env_val = (char *) xmalloc (strlen (temp_file) + strlen(prefix) + 
2);
+      sprintf (env_val, "COLLECT_GCC_OPTIONS=@%s", temp_file);
+      xputenv (env_val);
+      record_temp_file (temp_file, !save_temps_flag, !save_temps_flag);
+      fclose (fptr);
+    }
 }
 
 /* Process a spec string, accumulating and running commands.  */
diff --git a/gcc/lto-wrapper.cc b/gcc/lto-wrapper.cc
index a980b208783..5b8e6685568 100644
--- a/gcc/lto-wrapper.cc
+++ b/gcc/lto-wrapper.cc
@@ -1401,6 +1401,41 @@ make_exists (void)
   return errmsg == NULL && exit_status == 0 && err == 0;
 }
 
+char* getenv_extended (const char* var_name)
+{
+  int file_size;
+  char* buf = NULL;
+  const char* prefix = "@";
+  size_t prefix_len = strlen (prefix);
+
+  char* string = getenv (var_name);
+
+  if (strncmp (string, prefix, prefix_len) == 0)
+    {
+      FILE *fptr;
+      char *new_string = xstrdup (string + prefix_len);
+
+      fptr = fopen (new_string, "r");
+      if (fptr == (FILE *) 0)
+       fatal_error (input_location, "fopen %s: %m", new_string);
+
+      fseek (fptr, 0, SEEK_END);
+      file_size = ftell (fptr);
+      rewind (fptr);
+      buf = (char *) xmalloc (file_size + 1);
+
+      fread (buf, 1, file_size, fptr);
+      buf[file_size] = '\0';
+
+      free (new_string);
+      fclose (fptr);
+      return buf;
+    }
+
+  // Return the environment variable as-is if no file is referenced
+  return string;
+}
+
 /* Execute gcc. ARGC is the number of arguments. ARGV contains the arguments. 
*/
 
 static void
@@ -1446,7 +1481,7 @@ run_gcc (unsigned argc, char *argv[])
   if (!collect_gcc)
     fatal_error (input_location,
                 "environment variable %<COLLECT_GCC%> must be set");
-  collect_gcc_options = getenv ("COLLECT_GCC_OPTIONS");
+  collect_gcc_options = getenv_extended ("COLLECT_GCC_OPTIONS");
   if (!collect_gcc_options)
     fatal_error (input_location,
                 "environment variable %<COLLECT_GCC_OPTIONS%> must be set");
diff --git a/gcc/testsuite/gcc.dg/longcmd/longcmd.exp 
b/gcc/testsuite/gcc.dg/longcmd/longcmd.exp
new file mode 100644
index 00000000000..bac8b6d6fff
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/longcmd/longcmd.exp
@@ -0,0 +1,16 @@
+# GCC testsuite that uses the `dg.exp' driver.
+# Load support procs.
+load_lib gcc-dg.exp
+
+# If a testcase doesn't have special options, use these.
+global DEFAULT_CFLAGS
+if ![info exists DEFAULT_CFLAGS] then {
+    set DEFAULT_CFLAGS ""
+}
+
+dg-init
+
+dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] \
+    "" $DEFAULT_CFLAGS
+
+dg-finish
diff --git a/gcc/testsuite/gcc.dg/longcmd/pr111527-1.c 
b/gcc/testsuite/gcc.dg/longcmd/pr111527-1.c
new file mode 100644
index 00000000000..a5373f57790
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/longcmd/pr111527-1.c
@@ -0,0 +1,44 @@
+/* { dg-do run } */
+
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+#define ARGV_LIMIT_SIZE              128 * 1024
+#define SYSTEM_LIMIT_SIZE            2 * 1024 * 1024
+#define STR_TO_WRITE                 "-DTEST "
+void create_large_response_file ()
+{
+  FILE *fp1, *fp2;
+  char buffer[1024];
+
+  strcpy (buffer, STR_TO_WRITE);
+
+  fp1 = fopen ("options_128kb_to_2mb.txt", "wb");
+  if (fp1 == NULL)
+    {
+      abort ();
+    }
+  while (ftell (fp1) < (ARGV_LIMIT_SIZE + 10))
+    {
+      fwrite (buffer, strlen (buffer), 1, fp1);
+    }
+  fclose (fp1);
+
+  fp2 = fopen ("options_greater_then_2mb.txt", "wb");
+  if (fp2 == NULL)
+    {
+      abort ();
+    }
+  while (ftell (fp2) < (SYSTEM_LIMIT_SIZE +10))
+    {
+      fwrite (buffer, strlen (buffer), 1, fp2);
+    }
+  fclose (fp2);
+}
+
+int main()
+{
+  create_large_response_file ();
+}
diff --git a/gcc/testsuite/gcc.dg/longcmd/pr111527-2.c 
b/gcc/testsuite/gcc.dg/longcmd/pr111527-2.c
new file mode 100644
index 00000000000..397d70f7b03
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/longcmd/pr111527-2.c
@@ -0,0 +1,9 @@
+/* { dg-do run } */
+
+#include <stdio.h>
+
+int main()
+{
+  printf("Hello World\n");
+}
+/* { dg-final { output-exists { target *-*-* } } } */
diff --git a/gcc/testsuite/gcc.dg/longcmd/pr111527-3.c 
b/gcc/testsuite/gcc.dg/longcmd/pr111527-3.c
new file mode 100644
index 00000000000..394e54b1074
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/longcmd/pr111527-3.c
@@ -0,0 +1,10 @@
+/* { dg-do run } */
+/* { dg-options "@options_128kb_to_2mb.txt" } */
+
+#include <stdio.h>
+
+int main()
+{
+  printf("Hello world\n");
+}
+/* { dg-final { output-exists { target *-*-* } } } */
diff --git a/gcc/testsuite/gcc.dg/longcmd/pr111527-4.c 
b/gcc/testsuite/gcc.dg/longcmd/pr111527-4.c
new file mode 100644
index 00000000000..eaa427f24a4
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/longcmd/pr111527-4.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options "@options_greater_then_2mb.txt" } */
+/* { dg-excess-errors "warnings about argument list too long" } */
+
+#include <stdio.h>
+
+int main()
+{
+       /* { xfail *-*-* } */
+}
diff --git a/gcc/testsuite/gcc.misc-tests/outputs.exp 
b/gcc/testsuite/gcc.misc-tests/outputs.exp
index 6fd40d714e0..9b553549d9c 100644
--- a/gcc/testsuite/gcc.misc-tests/outputs.exp
+++ b/gcc/testsuite/gcc.misc-tests/outputs.exp
@@ -343,99 +343,99 @@ outest "$b-5 exe default 1" $sing "$oaout" {} {{$aout}}
 outest "$b-6 exe default 2" $mult "$oaout" {} {{$aout}}
 
 # Driver-chosen aux outputs.
-outest "$b-7 asm savetmp 1" $sing "-S -save-temps" {} {{-0.i -0.s}}
-outest "$b-8 asm savetmp 2" $mult "-S -save-temps" {} {{-1.i -1.s -2.i -2.s}}
-outest "$b-9 obj savetmp unnamed1" $sing "-c -save-temps" {} {{-0.i -0.s -0.o}}
-outest "$b-10 obj savetmp unnamed2" $mult "-c -save-temps" {} {{-1.i -1.s -1.o 
-2.i -2.s -2.o}}
+outest "$b-7 asm savetmp 1" $sing "-S -save-temps" {} {{-0.i -0.s a.args.0 
a.args.2 a.args.1}}
+outest "$b-8 asm savetmp 2" $mult "-S -save-temps" {} {{-1.i -1.s -2.i -2.s 
a.args.0 a.args.4 a.args.3 a.args.2 a.args.1}}
+outest "$b-9 obj savetmp unnamed1" $sing "-c -save-temps" {} {{-0.i -0.s -0.o 
a.args.0 a.args.3 a.args.2 a.args.1}}
+outest "$b-10 obj savetmp unnamed2" $mult "-c -save-temps" {} {{-1.i -1.s -1.o 
-2.i -2.s -2.o a.args.6 a.args.0 a.args.4 a.args.3 a.args.2 a.args.5 a.args.1}}
 
 # Aux outputs computed within the driver, based on output name (and
 # input).
-outest "$b-11 cpp savetmp named0" $sing "-E -o $b-0.i -save-temps" {} {{-0.i}}
-outest "$b-12 asm savetmp named0" $sing "-S -o $b-0.s -save-temps" {} {{-0.i 
-0.s}}
-outest "$b-13 obj savetmp named0" $sing "-c -o $b-0.o -save-temps" {} {{-0.i 
-0.s -0.o}}
-outest "$b-14 cpp savetmp namedb" $sing "-E -o $b.i -save-temps" {} {{.i}}
-outest "$b-15 asm savetmp namedb" $sing "-S -o $b.s -save-temps" {} {{.i .s}}
-outest "$b-16 obj savetmp namedb" $sing "-c -o $b.o -save-temps" {} {{.i .s 
.o}}
+outest "$b-11 cpp savetmp named0" $sing "-E -o $b-0.i -save-temps" {} {{-0.i 
outputs-0.args.1 a.args.0}}
+outest "$b-12 asm savetmp named0" $sing "-S -o $b-0.s -save-temps" {} {{-0.i 
-0.s outputs-0.args.2 a.args.0 a.args.1}}
+outest "$b-13 obj savetmp named0" $sing "-c -o $b-0.o -save-temps" {} {{-0.i 
-0.s -0.o outputs-0.args.3 a.args.0 a.args.2 a.args.1}}
+outest "$b-14 cpp savetmp namedb" $sing "-E -o $b.i -save-temps" {} {{.i 
outputs.args.1 a.args.0}}
+outest "$b-15 asm savetmp namedb" $sing "-S -o $b.s -save-temps" {} {{.i .s 
outputs.args.2 a.args.0 a.args.1}}
+outest "$b-16 obj savetmp namedb" $sing "-c -o $b.o -save-temps" {} {{.i .s .o 
outputs.args.3 a.args.0 a.args.2 a.args.1}}
 
 # When linking, the executable name gets prepended to aux output
 # basenames, except when executable and single input share the same
 # basename.
-outest "$b-17 exe savetmp unnamed1" $sing "-save-temps $oaout" {} {{a--0.i 
a--0.s a--0.o $aout}}
-outest "$b-18 exe savetmp unnamed2" $mult "-save-temps $oaout" {} {{a--1.i 
a--1.s a--1.o a--2.i a--2.s a--2.o $aout}}
-outest "$b-19 exe savetmp named0" $sing "-o $b-0.exe -save-temps" {} {{-0.i 
-0.s -0.o -0.exe}}
-outest "$b-20 exe savetmp namedb" $sing "-o $b.exe -save-temps" {} {{--0.i 
--0.s --0.o .exe}}
-outest "$b-21 exe savetmp named2" $mult "-o $b.exe -save-temps" {} {{--1.i 
--1.s --1.o --2.i --2.s --2.o .exe}}
+outest "$b-17 exe savetmp unnamed1" $sing "-save-temps $oaout" {} {{a--0.i 
a--0.s a--0.o $aout a-args.2 a-args.0 a-args.1 a.args.4 a.args.3}}
+outest "$b-18 exe savetmp unnamed2" $mult "-save-temps $oaout" {} {{a--1.i 
a--1.s a--1.o a--2.i a--2.s a--2.o $aout a-args.2 a-args.4 a-args.0 a-args.3 
a-args.5 a-args.1 a.args.7 a.args.6}}
+outest "$b-19 exe savetmp named0" $sing "-o $b-0.exe -save-temps" {} {{-0.i 
-0.s -0.o -0.exe outputs-0.args.4 outputs-0.args.3 a.args.0 a.args.2 a.args.1}}
+outest "$b-20 exe savetmp namedb" $sing "-o $b.exe -save-temps" {} {{--0.i 
--0.s --0.o .exe outputs.args.4 outputs-args.1 outputs.args.3 outputs-args.0 
outputs-args.2}}
+outest "$b-21 exe savetmp named2" $mult "-o $b.exe -save-temps" {} {{--1.i 
--1.s --1.o --2.i --2.s --2.o .exe outputs-args.1 outputs-args.4 outputs-args.5 
outputs-args.3 outputs.args.7 outputs.args.6 outputs-args.0 outputs-args.2}}
 
 # Additional files are created when an @file is used
 if !$skip_atsave {
-outest "$b-22 exe savetmp namedb-2" $sing "@$devnull -o $b.exe -save-temps" {} 
{{--0.i --0.s --0.o .args.0 !!$gld .ld1_args !0 .exe}}
-outest "$b-23 exe savetmp named2-2" $mult "@$devnull -o $b.exe -save-temps" {} 
{{--1.i --1.s --1.o --2.i --2.s --2.o .args.0 !!$gld .ld1_args !0 .exe}}
-outest "$b-24 exe savetmp named2-3" $mult "@$devnull -I dummy -o $b.exe 
-save-temps" {} {{--1.i --1.s --1.o --2.i --2.s --2.o -args.0 -args.1 .args.2 
!!$gld .ld1_args !0 .exe}}
-outest "$b-25 exe savetmp named2-4" $mult "@$devnull -I dummy -L dummy -o 
$b.exe -save-temps" {} {{--1.i --1.s --1.o --2.i --2.s --2.o -args.0 -args.1 
.args.2 .args.3 !!$gld .ld1_args !0 .exe}}
+outest "$b-22 exe savetmp namedb-2" $sing "@/dev/null -o $b.exe -save-temps" 
{} {{--0.i --0.s --0.o !!$gld .ld1_args !0 .exe outputs.args.5 outputs.args.4 
outputs-args.1 outputs.args.3 outputs-args.0 outputs-args.2}}
+outest "$b-23 exe savetmp named2-2" $mult "@/dev/null -o $b.exe -save-temps" 
{} {{--1.i --1.s --1.o --2.i --2.s --2.o !!$gld .ld1_args !0 .exe  
outputs-args.1 outputs-args.4 outputs.args.8 outputs-args.5 outputs-args.3 
outputs.args.7 outputs.args.6 outputs-args.0 outputs-args.2}}
+outest "$b-24 exe savetmp named2-3" $mult "@/dev/null -I dummy -o $b.exe 
-save-temps" {} {{--1.i --1.s --1.o --2.i --2.s --2.o -args.0 -args.1 !!$gld 
.ld1_args !0 .exe outputs-args.7 outputs-args.4 outputs.args.8 outputs-args.5 
outputs-args.3 outputs.args.9 outputs.args.10 outputs-args.6 outputs-args.2}}
+outest "$b-25 exe savetmp named2-4" $mult "@/dev/null -I dummy -L dummy -o 
$b.exe -save-temps" {} {{--1.i --1.s --1.o --2.i --2.s --2.o -args.0 -args.1 
!!$gld .ld1_args !0 .exe outputs-args.7 outputs-args.4 outputs.args.11 
outputs.args.8 outputs-args.5 outputs-args.3 outputs.args.9 outputs.args.10 
outputs-args.6 outputs-args.2}}
 }
 
 # Setting the main output to a dir selects it as the default aux&dump
 # location.
-outest "$b-26 cpp savetmp namedir0" $sing "-E -o o/$b-0.i -save-temps" {o/} 
{{-0.i} {}}
-outest "$b-27 asm savetmp namedir0" $sing "-S -o o/$b-0.s -save-temps" {o/} 
{{-0.i -0.s} {}}
-outest "$b-28 obj savetmp namedir0" $sing "-c -o o/$b-0.o -save-temps" {o/} 
{{-0.i -0.s -0.o} {}}
-outest "$b-29 cpp savetmp namedir" $sing "-E -o o/$b.i -save-temps" {o/} {{.i} 
{}}
-outest "$b-30 asm savetmp namedir" $sing "-S -o o/$b.s -save-temps" {o/} {{.i 
.s} {}}
-outest "$b-31 obj savetmp namedir" $sing "-c -o o/$b.o -save-temps" {o/} {{.i 
.s .o} {}}
-outest "$b-32 exe savetmp namedir0" $sing "-o o/$b-0.exe -save-temps" {o/} 
{{-0.i -0.s -0.o -0.exe} {}}
-outest "$b-33 exe savetmp namedirb" $sing "-o o/$b.exe -save-temps" {o/} 
{{--0.i --0.s --0.o .exe} {}}
-outest "$b-34 exe savetmp namedir2" $mult "-o o/$b.exe -save-temps" {o/} 
{{--1.i --1.s --1.o --2.i --2.s --2.o .exe} {}}
+outest "$b-26 cpp savetmp namedir0" $sing "-E -o o/$b-0.i -save-temps" {o/} 
{{-0.i outputs-0.args.1} {}}
+outest "$b-27 asm savetmp namedir0" $sing "-S -o o/$b-0.s -save-temps" {o/} 
{{-0.i -0.s outputs-0.args.2} {}}
+outest "$b-28 obj savetmp namedir0" $sing "-c -o o/$b-0.o -save-temps" {o/} 
{{-0.i -0.s -0.o outputs-0.args.3} {}}
+outest "$b-29 cpp savetmp namedir" $sing "-E -o o/$b.i -save-temps" {o/} {{.i 
outputs.args.1} {}}
+outest "$b-30 asm savetmp namedir" $sing "-S -o o/$b.s -save-temps" {o/} {{.i 
.s outputs.args.2} {}}
+outest "$b-31 obj savetmp namedir" $sing "-c -o o/$b.o -save-temps" {o/} {{.i 
.s .o outputs.args.3} {}}
+outest "$b-32 exe savetmp namedir0" $sing "-o o/$b-0.exe -save-temps" {o/} 
{{-0.i -0.s -0.o -0.exe outputs-0.args.4 outputs-0.args.3} {}}
+outest "$b-33 exe savetmp namedirb" $sing "-o o/$b.exe -save-temps" {o/} 
{{--0.i --0.s --0.o .exe outputs.args.4 outputs-args.1 outputs.args.3 
outputs-args.0 outputs-args.2} {}}
+outest "$b-34 exe savetmp namedir2" $mult "-o o/$b.exe -save-temps" {o/} 
{{--1.i --1.s --1.o --2.i --2.s --2.o .exe outputs-args.1 outputs-args.4 
outputs-args.5 outputs-args.3 outputs.args.7 outputs.args.6 outputs-args.0 
outputs-args.2} {}}
 
 # -save-temps=cwd overrides the aux output location to the current dir.
-outest "$b-35 obj savecwd unnamed1" $sing "-c -save-temps=cwd" {} {{-0.i -0.s 
-0.o}}
-outest "$b-36 obj savecwd unnamed2" $mult "-c -save-temps=cwd" {} {{-1.i -1.s 
-1.o -2.i -2.s -2.o}}
-outest "$b-37 cpp savecwd named0" $sing "-E -o $b-0.i -save-temps=cwd" {} 
{{-0.i}}
-outest "$b-38 asm savecwd named0" $sing "-S -o $b-0.s -save-temps=cwd" {} 
{{-0.i -0.s}}
-outest "$b-39 obj savecwd named0" $sing "-c -o $b-0.o -save-temps=cwd" {} 
{{-0.i -0.s -0.o}}
-outest "$b-40 cpp savecwd namedb" $sing "-E -o $b.i -save-temps=cwd" {} {{.i}}
-outest "$b-41 asm savecwd namedb" $sing "-S -o $b.s -save-temps=cwd" {} {{.i 
.s}}
-outest "$b-42 obj savecwd namedb" $sing "-c -o $b.o -save-temps=cwd" {} {{.i 
.s .o}}
-outest "$b-43 exe savecwd unnamed1" $sing "-save-temps=cwd $oaout" {} {{a--0.i 
a--0.s a--0.o $aout}}
-outest "$b-44 exe savecwd unnamed2" $mult "-save-temps=cwd $oaout" {} {{a--1.i 
a--1.s a--1.o a--2.i a--2.s a--2.o $aout}}
-outest "$b-45 exe savecwd named0" $sing "-o $b-0.exe -save-temps=cwd" {} 
{{-0.i -0.s -0.o -0.exe}}
-outest "$b-46 exe savecwd namedb" $sing "-o $b.exe -save-temps=cwd" {} {{--0.i 
--0.s --0.o .exe}}
-outest "$b-47 exe savecwd named2" $mult "-o $b.exe -save-temps=cwd" {} {{--1.i 
--1.s --1.o --2.i --2.s --2.o .exe}}
-
-outest "$b-48 cpp savecwd namedir0" $sing "-E -o o/$b-0.i -save-temps=cwd" 
{o/} {{-0.i} {}}
-outest "$b-49 asm savecwd namedir0" $sing "-S -o o/$b-0.s -save-temps=cwd" 
{o/} {{-0.s} {-0.i}}
-outest "$b-50 obj savecwd namedir0" $sing "-c -o o/$b-0.o -save-temps=cwd" 
{o/} {{-0.o} {-0.i -0.s}}
-outest "$b-51 cpp savecwd namedir" $sing "-E -o o/$b.i -save-temps=cwd" {o/} 
{{.i} {}}
-outest "$b-52 asm savecwd namedir" $sing "-S -o o/$b.s -save-temps=cwd" {o/} 
{{.s} {.i}}
-outest "$b-53 obj savecwd namedir" $sing "-c -o o/$b.o -save-temps=cwd" {o/} 
{{.o} {.i .s}}
-outest "$b-54 exe savecwd namedir0" $sing "-o o/$b-0.exe -save-temps=cwd" {o/} 
{{-0.exe} {-0.i -0.s -0.o}}
-outest "$b-55 exe savecwd namedirb" $sing "-o o/$b.exe -save-temps=cwd" {o/} 
{{.exe} {--0.i --0.s --0.o}}
-outest "$b-56 exe savecwd namedir2" $mult "-o o/$b.exe -save-temps=cwd" {o/} 
{{.exe} {--1.i --1.s --1.o --2.i --2.s --2.o}}
+outest "$b-35 obj savecwd unnamed1" $sing "-c -save-temps=cwd" {} {{-0.i -0.s 
-0.o a.args.0 a.args.3 a.args.2 a.args.1}}
+outest "$b-36 obj savecwd unnamed2" $mult "-c -save-temps=cwd" {} {{-1.i -1.s 
-1.o -2.i -2.s -2.o a.args.6 a.args.0 a.args.4 a.args.3 a.args.2 a.args.5 
a.args.1}}
+outest "$b-37 cpp savecwd named0" $sing "-E -o $b-0.i -save-temps=cwd" {} 
{{-0.i outputs-0.args.1 a.args.0}}
+outest "$b-38 asm savecwd named0" $sing "-S -o $b-0.s -save-temps=cwd" {} 
{{-0.i -0.s outputs-0.args.2 a.args.0 a.args.1}}
+outest "$b-39 obj savecwd named0" $sing "-c -o $b-0.o -save-temps=cwd" {} 
{{-0.i -0.s -0.o outputs-0.args.3 a.args.0 a.args.2 a.args.1}}
+outest "$b-40 cpp savecwd namedb" $sing "-E -o $b.i -save-temps=cwd" {} {{.i 
outputs.args.1 a.args.0}}
+outest "$b-41 asm savecwd namedb" $sing "-S -o $b.s -save-temps=cwd" {} {{.i 
.s outputs.args.2 a.args.0 a.args.1}}
+outest "$b-42 obj savecwd namedb" $sing "-c -o $b.o -save-temps=cwd" {} {{.i 
.s .o outputs.args.3 a.args.0 a.args.2 a.args.1}}
+outest "$b-43 exe savecwd unnamed1" $sing "-save-temps=cwd $oaout" {} {{a--0.i 
a--0.s a--0.o $aout a-args.2 a-args.0 a-args.1 a.args.4 a.args.3}}
+outest "$b-44 exe savecwd unnamed2" $mult "-save-temps=cwd $oaout" {} {{a--1.i 
a--1.s a--1.o a--2.i a--2.s a--2.o $aout a-args.2 a-args.4 a-args.0 a-args.3 
a-args.5 a-args.1 a.args.7 a.args.6}}
+outest "$b-45 exe savecwd named0" $sing "-o $b-0.exe -save-temps=cwd" {} 
{{-0.i -0.s -0.o -0.exe outputs-0.args.4 outputs-0.args.3 a.args.0 a.args.2 
a.args.1}}
+outest "$b-46 exe savecwd namedb" $sing "-o $b.exe -save-temps=cwd" {} {{--0.i 
--0.s --0.o .exe outputs.args.4 outputs-args.1 outputs.args.3 outputs-args.0 
outputs-args.2}}
+outest "$b-47 exe savecwd named2" $mult "-o $b.exe -save-temps=cwd" {} {{--1.i 
--1.s --1.o --2.i --2.s --2.o .exe outputs-args.1 outputs-args.4 outputs-args.5 
outputs-args.3 outputs.args.7 outputs.args.6 outputs-args.0 outputs-args.2}}
+
+outest "$b-48 cpp savecwd namedir0" $sing "-E -o o/$b-0.i -save-temps=cwd" 
{o/} {{-0.i} {a.args.0 outputs-0.args.1}}
+outest "$b-49 asm savecwd namedir0" $sing "-S -o o/$b-0.s -save-temps=cwd" 
{o/} {{-0.s} {-0.i a.args.0 a.args.1 outputs-0.args.2}}
+outest "$b-50 obj savecwd namedir0" $sing "-c -o o/$b-0.o -save-temps=cwd" 
{o/} {{-0.o} {-0.i -0.s outputs-0.args.3 a.args.0 a.args.2 a.args.1}}
+outest "$b-51 cpp savecwd namedir" $sing "-E -o o/$b.i -save-temps=cwd" {o/} 
{{.i} {outputs.args.1 a.args.0}}
+outest "$b-52 asm savecwd namedir" $sing "-S -o o/$b.s -save-temps=cwd" {o/} 
{{.s} {.i outputs.args.2 a.args.0 a.args.1}}
+outest "$b-53 obj savecwd namedir" $sing "-c -o o/$b.o -save-temps=cwd" {o/} 
{{.o} {.i .s outputs.args.3 a.args.0 a.args.2 a.args.1}}
+outest "$b-54 exe savecwd namedir0" $sing "-o o/$b-0.exe -save-temps=cwd" {o/} 
{{-0.exe} {-0.i -0.s -0.o outputs-0.args.4 outputs-0.args.3 a.args.0 a.args.2 
a.args.1}}
+outest "$b-55 exe savecwd namedirb" $sing "-o o/$b.exe -save-temps=cwd" {o/} 
{{.exe} {--0.i --0.s --0.o outputs.args.4 outputs-args.1 outputs.args.3 
outputs-args.0 outputs-args.2}}
+outest "$b-56 exe savecwd namedir2" $mult "-o o/$b.exe -save-temps=cwd" {o/} 
{{.exe} {--1.i --1.s --1.o --2.i --2.s --2.o outputs-args.1 outputs-args.4 
outputs-args.5 outputs-args.3 outputs.args.7 outputs.args.6 outputs-args.0 
outputs-args.2}}
 
 # -save-temps=obj overrides the aux output location to that of the
 # main output
-outest "$b-57 obj saveobj unnamed1" $sing "-c -save-temps=obj" {} {{-0.i -0.s 
-0.o}}
-outest "$b-58 obj saveobj unnamed2" $mult "-c -save-temps=obj" {} {{-1.i -1.s 
-1.o -2.i -2.s -2.o}}
-outest "$b-59 cpp saveobj named0" $sing "-E -o $b-0.i -save-temps=obj" {} 
{{-0.i}}
-outest "$b-60 asm saveobj named0" $sing "-S -o $b-0.s -save-temps=obj" {} 
{{-0.i -0.s}}
-outest "$b-61 obj saveobj named0" $sing "-c -o $b-0.o -save-temps=obj" {} 
{{-0.i -0.s -0.o}}
-outest "$b-62 cpp saveobj namedb" $sing "-E -o $b.i -save-temps=obj" {} {{.i}}
-outest "$b-63 asm saveobj namedb" $sing "-S -o $b.s -save-temps=obj" {} {{.i 
.s}}
-outest "$b-64 obj saveobj namedb" $sing "-c -o $b.o -save-temps=obj" {} {{.i 
.s .o}}
-outest "$b-65 exe saveobj unnamed1" $sing "-save-temps=obj $oaout" {} {{a--0.i 
a--0.s a--0.o $aout}}
-outest "$b-66 exe saveobj unnamed2" $mult "-save-temps=obj $oaout" {} {{a--1.i 
a--1.s a--1.o a--2.i a--2.s a--2.o $aout}}
-outest "$b-67 exe saveobj named0" $sing "-o $b-0.exe -save-temps=obj" {} 
{{-0.i -0.s -0.o -0.exe}}
-outest "$b-68 exe saveobj namedb" $sing "-o $b.exe -save-temps=obj" {} {{--0.i 
--0.s --0.o .exe}}
-outest "$b-69 exe saveobj named2" $mult "-o $b.exe -save-temps=obj" {} {{--1.i 
--1.s --1.o --2.i --2.s --2.o .exe}}
-
-outest "$b-70 cpp saveobj namedir0" $sing "-E -o o/$b-0.i -save-temps=obj" 
{o/} {{-0.i} {}}
-outest "$b-71 asm saveobj namedir0" $sing "-S -o o/$b-0.s -save-temps=obj" 
{o/} {{-0.i -0.s} {}}
-outest "$b-72 obj saveobj namedir0" $sing "-c -o o/$b-0.o -save-temps=obj" 
{o/} {{-0.i -0.s -0.o} {}}
-outest "$b-73 cpp saveobj namedir" $sing "-E -o o/$b.i -save-temps=obj" {o/} 
{{.i} {}}
-outest "$b-74 asm saveobj namedir" $sing "-S -o o/$b.s -save-temps=obj" {o/} 
{{.i .s} {}}
-outest "$b-75 obj saveobj namedir" $sing "-c -o o/$b.o -save-temps=obj" {o/} 
{{.i .s .o} {}}
-outest "$b-76 exe saveobj namedir0" $sing "-o o/$b-0.exe -save-temps=obj" {o/} 
{{-0.i -0.s -0.o -0.exe} {}}
-outest "$b-77 exe saveobj namedirb" $sing "-o o/$b.exe -save-temps=obj" {o/} 
{{--0.i --0.s --0.o .exe} {}}
-outest "$b-78 exe saveobj namedir2" $mult "-o o/$b.exe -save-temps=obj" {o/} 
{{--1.i --1.s --1.o --2.i --2.s --2.o .exe} {}}
+outest "$b-57 obj saveobj unnamed1" $sing "-c -save-temps=obj" {} {{-0.i -0.s 
-0.o a.args.0 a.args.3 a.args.2 a.args.1}}
+outest "$b-58 obj saveobj unnamed2" $mult "-c -save-temps=obj" {} {{-1.i -1.s 
-1.o -2.i -2.s -2.o a.args.6 a.args.0 a.args.4 a.args.3 a.args.2 a.args.5 
a.args.1}}
+outest "$b-59 cpp saveobj named0" $sing "-E -o $b-0.i -save-temps=obj" {} 
{{-0.i outputs-0.args.1 a.args.0}}
+outest "$b-60 asm saveobj named0" $sing "-S -o $b-0.s -save-temps=obj" {} 
{{-0.i -0.s outputs-0.args.2 a.args.0 a.args.1}}
+outest "$b-61 obj saveobj named0" $sing "-c -o $b-0.o -save-temps=obj" {} 
{{-0.i -0.s -0.o outputs-0.args.3 a.args.0 a.args.2 a.args.1}}
+outest "$b-62 cpp saveobj namedb" $sing "-E -o $b.i -save-temps=obj" {} {{.i 
outputs.args.1 a.args.0}}
+outest "$b-63 asm saveobj namedb" $sing "-S -o $b.s -save-temps=obj" {} {{.i 
.s outputs.args.2 a.args.0 a.args.1}}
+outest "$b-64 obj saveobj namedb" $sing "-c -o $b.o -save-temps=obj" {} {{.i 
.s .o outputs.args.3 a.args.0 a.args.2 a.args.1}}
+outest "$b-65 exe saveobj unnamed1" $sing "-save-temps=obj $oaout" {} {{a--0.i 
a--0.s a--0.o $aout a-args.2 a-args.0 a-args.1 a.args.4 a.args.3}}
+outest "$b-66 exe saveobj unnamed2" $mult "-save-temps=obj $oaout" {} {{a--1.i 
a--1.s a--1.o a--2.i a--2.s a--2.o $aout a-args.2 a-args.4 a-args.0 a-args.3 
a-args.5 a-args.1 a.args.7 a.args.6}}
+outest "$b-67 exe saveobj named0" $sing "-o $b-0.exe -save-temps=obj" {} 
{{-0.i -0.s -0.o -0.exe outputs-0.args.4 outputs-0.args.3 a.args.0 a.args.2 
a.args.1}}
+outest "$b-68 exe saveobj namedb" $sing "-o $b.exe -save-temps=obj" {} {{--0.i 
--0.s --0.o .exe outputs.args.4 outputs-args.1 outputs.args.3 outputs-args.0 
outputs-args.2}}
+outest "$b-69 exe saveobj named2" $mult "-o $b.exe -save-temps=obj" {} {{--1.i 
--1.s --1.o --2.i --2.s --2.o .exe outputs-args.1 outputs-args.4 outputs-args.5 
outputs-args.3 outputs.args.7 outputs.args.6 outputs-args.0 outputs-args.2}}
+
+outest "$b-70 cpp saveobj namedir0" $sing "-E -o o/$b-0.i -save-temps=obj" 
{o/} {{-0.i outputs-0.args.1} {}}
+outest "$b-71 asm saveobj namedir0" $sing "-S -o o/$b-0.s -save-temps=obj" 
{o/} {{-0.i -0.s outputs-0.args.2} {}}
+outest "$b-72 obj saveobj namedir0" $sing "-c -o o/$b-0.o -save-temps=obj" 
{o/} {{-0.i -0.s -0.o outputs-0.args.3} {}}
+outest "$b-73 cpp saveobj namedir" $sing "-E -o o/$b.i -save-temps=obj" {o/} 
{{.i outputs.args.1} {}}
+outest "$b-74 asm saveobj namedir" $sing "-S -o o/$b.s -save-temps=obj" {o/} 
{{.i .s outputs.args.2} {}}
+outest "$b-75 obj saveobj namedir" $sing "-c -o o/$b.o -save-temps=obj" {o/} 
{{.i .s .o outputs.args.3} {}}
+outest "$b-76 exe saveobj namedir0" $sing "-o o/$b-0.exe -save-temps=obj" {o/} 
{{-0.i -0.s -0.o -0.exe outputs-0.args.4 outputs-0.args.3} {}}
+outest "$b-77 exe saveobj namedirb" $sing "-o o/$b.exe -save-temps=obj" {o/} 
{{--0.i --0.s --0.o .exe outputs.args.4 outputs-args.1 outputs.args.3 
outputs-args.0 outputs-args.2} {}}
+outest "$b-78 exe saveobj namedir2" $mult "-o o/$b.exe -save-temps=obj" {o/} 
{{--1.i --1.s --1.o --2.i --2.s --2.o .exe outputs-args.1 outputs-args.4 
outputs-args.5 outputs-args.3 outputs.args.7 outputs.args.6 outputs-args.0 
outputs-args.2} {}}
 
 # Check -dumpdir overriding by -save-temps=*, and -save-temps
 # non-overriding, with one catch: the presence of a given dumpdir,
@@ -445,9 +445,9 @@ outest "$b-78 exe saveobj namedir2" $mult "-o o/$b.exe 
-save-temps=obj" {o/} {{-
 outest "$b-79 exe sobjovr namedir0" $sing "-o o/$b-0.exe -dumpdir no/ 
-save-temps=obj -save-temps" {o/} {{-0.i -0.s -0.o -0.exe} {}}
 outest "$b-80 exe sobjovr namedirb" $sing "-o o/$b.exe -dumpdir no/ 
-save-temps=obj -save-temps" {o/} {{-0.i -0.s -0.o .exe} {}}
 outest "$b-81 exe sobjovr namedir2" $mult "-o o/$b.exe -dumpdir no/ 
-save-temps=obj -save-temps" {o/} {{-1.i -1.s -1.o -2.i -2.s -2.o .exe} {}}
-outest "$b-82 exe scwdovr namedir0" $sing "-o o/$b-0.exe -dumpdir o/ 
-save-temps=cwd -save-temps" {o/} {{-0.exe} {-0.i -0.s -0.o}}
-outest "$b-83 exe scwdovr namedirb" $sing "-o o/$b.exe -dumpdir o/ 
-save-temps=cwd -save-temps" {o/} {{.exe} {-0.i -0.s -0.o}}
-outest "$b-84 exe scwdovr namedir2" $mult "-o o/$b.exe -dumpdir o/ 
-save-temps=cwd -save-temps" {o/} {{.exe} {-1.i -1.s -1.o -2.i -2.s -2.o}}
+outest "$b-82 exe scwdovr namedir0" $sing "-o o/$b-0.exe -dumpdir o/ 
-save-temps=cwd -save-temps" {o/} {{-0.exe} {-0.i -0.s -0.o a.args.0 a.args.4 
a.args.3 a.args.2 a.args.1}}
+outest "$b-83 exe scwdovr namedirb" $sing "-o o/$b.exe -dumpdir o/ 
-save-temps=cwd -save-temps" {o/} {{.exe} {-0.i -0.s -0.o a.args.0 a.args.4 
a.args.3 a.args.2 a.args.1}}
+outest "$b-84 exe scwdovr namedir2" $mult "-o o/$b.exe -dumpdir o/ 
-save-temps=cwd -save-temps" {o/} {{.exe} {-1.i -1.s -1.o -2.i -2.s -2.o 
a.args.0  a.args.1  a.args.2  a.args.3  a.args.4  a.args.5  a.args.6  a.args.7 
}}
 outest "$b-85 exe ddstovr namedir0" $sing "-o $b-0.exe -dumpdir o/ 
-save-temps" {o/} {{-0.i -0.s -0.o} {-0.exe}}
 outest "$b-86 exe ddstovr namedirb" $sing "-o $b.exe -dumpdir o/ -save-temps" 
{o/} {{-0.i -0.s -0.o} {.exe}}
 outest "$b-87 exe ddstovr namedir2" $mult "-o $b.exe -dumpdir o/ -save-temps" 
{o/} {{-1.i -1.s -1.o -2.i -2.s -2.o} {.exe}}
@@ -500,34 +500,33 @@ outest "$b-120 exe auxdump namedir2" $mult "-o o/$b.exe 
-fdump-rtl-final -fstack
 
 # Check that -save-temps doesn't break compiler aux or dumps as it
 # changes temp file names.
-outest "$b-121 asm auxdmps 1" $sing "-S -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s}}
-outest "$b-122 asm auxdmps 2" $mult "-S -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps" {} {{-1.i -1.c.???r.final -1.su -1.s -2.i 
-2.c.???r.final -2.su -2.s}}
-outest "$b-123 obj auxdmps unnamed1" $sing "-c -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s !!$gspd -0.dwo 
!0 -0.o}}
-outest "$b-124 obj auxdmps unnamed2" $mult "-c -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps" {} {{-1.i -1.c.???r.final -1.su -1.s !!$gspd -1.dwo 
!0 -1.o -2.i -2.c.???r.final -2.su -2.s !!$gspd -2.dwo !0 -2.o}}
-
-outest "$b-125 cpp auxdmps named0" $sing "-E -o $b-0.i -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{-0.i}}
-outest "$b-126 asm auxdmps named0" $sing "-S -o $b-0.s -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s}}
-outest "$b-127 obj auxdmps named0" $sing "-c -o $b-0.o -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s 
!!$gspd -0.dwo !0 -0.o}}
-outest "$b-128 cpp auxdmps namedb" $sing "-E -o $b.i -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{.i}}
-outest "$b-129 asm auxdmps namedb" $sing "-S -o $b.s -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{.i .c.???r.final .su .s}}
-outest "$b-130 obj auxdmps namedb" $sing "-c -o $b.o -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{.i .c.???r.final .su .s !!$gspd 
.dwo !0 .o}}
-
-outest "$b-131 exe auxdmps unnamed1" $sing "-fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps $oaout" {} {{a--0.i a--0.c.???r.final a--0.su a--0.s 
!!$gspd a--0.dwo !0 a--0.o $aout}}
-outest "$b-132 exe auxdmps unnamed2" $mult "-fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps $oaout" {} {{a--1.i a--1.c.???r.final a--1.su a--1.s 
!!$gspd a--1.dwo !0 a--1.o a--2.i a--2.c.???r.final a--2.su a--2.s !!$gspd 
a--2.dwo !0 a--2.o $aout}}
-outest "$b-133 exe auxdmps named0" $sing "-o $b-0.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s 
!!$gspd -0.dwo !0 -0.o -0.exe}}
-outest "$b-134 exe auxdmps namedb" $sing "-o $b.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{--0.i --0.c.???r.final --0.su 
--0.s !!$gspd --0.dwo !0 --0.o .exe}}
-outest "$b-135 exe auxdmps named2" $mult "-o $b.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{--1.i --1.c.???r.final --1.su 
--1.s !!$gspd --1.dwo !0 --1.o --2.i --2.c.???r.final --2.su --2.s !!$gspd 
--2.dwo !0 --2.o .exe}}
-
-outest "$b-136 cpp auxdmps namedir0" $sing "-E -o o/$b-0.i -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{-0.i} {}}
-outest "$b-137 asm auxdmps namedir0" $sing "-S -o o/$b-0.s -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{-0.i -0.c.???r.final -0.su 
-0.s} {}}
-outest "$b-138 obj auxdmps namedir0" $sing "-c -o o/$b-0.o -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{-0.i -0.c.???r.final -0.su -0.s 
!!$gspd -0.dwo !0 -0.o} {}}
-outest "$b-139 cpp auxdmps namedir" $sing "-E -o o/$b.i -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{.i} {}}
-outest "$b-140 asm auxdmps namedir" $sing "-S -o o/$b.s -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{.i .c.???r.final .su .s} {}}
-outest "$b-141 obj auxdmps namedir" $sing "-c -o o/$b.o -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{.i .c.???r.final .su .s !!$gspd 
.dwo !0 .o} {}}
-outest "$b-142 exe auxdmps namedir0" $sing "-o o/$b-0.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{-0.i -0.c.???r.final -0.su -0.s 
!!$gspd -0.dwo !0 -0.o -0.exe} {}}
-outest "$b-143 exe auxdmps namedirb" $sing "-o o/$b.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{--0.i --0.c.???r.final --0.su 
--0.s !!$gspd --0.dwo !0 --0.o .exe} {}}
-outest "$b-144 exe auxdmps namedir2" $mult "-o o/$b.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{--1.i --1.c.???r.final --1.su 
--1.s !!$gspd --1.dwo !0 --1.o --2.i --2.c.???r.final --2.su --2.s !!$gspd 
--2.dwo !0 --2.o .exe} {}}
-
+outest "$b-121 asm auxdmps 1" $sing "-S -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s a.args.0 
a.args.2 a.args.1}}
+outest "$b-122 asm auxdmps 2" $mult "-S -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps" {} {{-1.i -1.c.???r.final -1.su -1.s -2.i 
-2.c.???r.final -2.su -2.s a.args.0 a.args.4 a.args.3 a.args.2 a.args.1}}
+outest "$b-123 obj auxdmps unnamed1" $sing "-c -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s !!$gspd -0.dwo 
!0 -0.o a.args.0 a.args.4 a.args.3 a.args.2 a.args.5 a.args.1}}
+outest "$b-124 obj auxdmps unnamed2" $mult "-c -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps" {} {{-1.i -1.c.???r.final -1.su -1.s !!$gspd -1.dwo 
!0 -1.o -2.i -2.c.???r.final -2.su -2.s !!$gspd -2.dwo !0 -2.o a.args.7 
a.args.6 a.args.8 a.args.9 a.args.0 a.args.4 a.args.10 a.args.3 a.args.2 
a.args.5 a.args.1}}
+
+outest "$b-125 cpp auxdmps named0" $sing "-E -o $b-0.i -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{-0.i outputs-0.args.1 a.args.0}}
+outest "$b-126 asm auxdmps named0" $sing "-S -o $b-0.s -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s 
outputs-0.args.2 a.args.0 a.args.1}}
+outest "$b-127 obj auxdmps named0" $sing "-c -o $b-0.o -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s 
!!$gspd -0.dwo !0 -0.o outputs-0.args.5 a.args.0 a.args.4 a.args.3 a.args.2 
a.args.1}}
+outest "$b-128 cpp auxdmps namedb" $sing "-E -o $b.i -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{.i outputs.args.1 a.args.0}}
+outest "$b-129 asm auxdmps namedb" $sing "-S -o $b.s -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{.i .c.???r.final .su .s 
outputs.args.2 a.args.0 a.args.1}}
+outest "$b-130 obj auxdmps namedb" $sing "-c -o $b.o -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{.i .c.???r.final .su .s !!$gspd 
.dwo !0 .o outputs.args.5 a.args.0 a.args.4 a.args.3 a.args.2 a.args.1}}
+
+outest "$b-131 exe auxdmps unnamed1" $sing "-fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps $oaout" {} {{a--0.i a--0.c.???r.final a--0.su a--0.s 
!!$gspd a--0.dwo !0 a--0.o $aout a-args.2 a-args.4 a-args.0 a-args.3 a-args.1 
a.args.6 a.args.5}}
+outest "$b-132 exe auxdmps unnamed2" $mult "-fdump-rtl-final -fstack-usage 
$gsplit_dwarf -save-temps $oaout" {} {{a--1.i a--1.c.???r.final a--1.su a--1.s 
!!$gspd a--1.dwo !0 a--1.o a--2.i a--2.c.???r.final a--2.su a--2.s !!$gspd 
a--2.dwo !0 a--2.o $aout a-args.7 a-args.9 a-args.2 a-args.4 a-args.0 a-args.6 
a-args.8 a-args.3 a-args.5 a-args.1 a.args.10 a.args.11}}
+outest "$b-133 exe auxdmps named0" $sing "-o $b-0.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{-0.i -0.c.???r.final -0.su -0.s 
!!$gspd -0.dwo !0 -0.o -0.exe outputs-0.args.5 outputs-0.args.6 a.args.0 
a.args.4 a.args.3 a.args.2 a.args.1}}
+outest "$b-134 exe auxdmps namedb" $sing "-o $b.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{--0.i --0.c.???r.final --0.su 
--0.s !!$gspd --0.dwo !0 --0.o .exe outputs.args.5 outputs-args.1 
outputs-args.4 outputs-args.3 outputs.args.6 outputs-args.0 outputs-args.2}}
+outest "$b-135 exe auxdmps named2" $mult "-o $b.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {} {{--1.i --1.c.???r.final --1.su 
--1.s !!$gspd --1.dwo !0 --1.o --2.i --2.c.???r.final --2.su --2.s !!$gspd 
--2.dwo !0 --2.o .exe outputs-args.7 outputs-args.1 outputs-args.4 
outputs-args.8 outputs.args.11 outputs-args.5 outputs-args.3 outputs-args.9 
outputs-args.0 outputs.args.10 outputs-args.6 outputs-args.2}}
+
+outest "$b-136 cpp auxdmps namedir0" $sing "-E -o o/$b-0.i -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{-0.i outputs-0.args.1} {}}
+outest "$b-137 asm auxdmps namedir0" $sing "-S -o o/$b-0.s -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{-0.i -0.c.???r.final -0.su -0.s 
outputs-0.args.2} {}}
+outest "$b-138 obj auxdmps namedir0" $sing "-c -o o/$b-0.o -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{-0.i -0.c.???r.final -0.su -0.s 
!!$gspd -0.dwo !0 -0.o outputs-0.args.5} {}}
+outest "$b-139 cpp auxdmps namedir" $sing "-E -o o/$b.i -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{.i outputs.args.1} {}}
+outest "$b-140 asm auxdmps namedir" $sing "-S -o o/$b.s -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{.i .c.???r.final .su .s 
outputs.args.2} {}}
+outest "$b-141 obj auxdmps namedir" $sing "-c -o o/$b.o -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{.i .c.???r.final .su .s !!$gspd 
.dwo !0 .o outputs.args.5} {}}
+outest "$b-142 exe auxdmps namedir0" $sing "-o o/$b-0.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{-0.i -0.c.???r.final -0.su -0.s 
!!$gspd -0.dwo !0 -0.o -0.exe outputs-0.args.5 outputs-0.args.6} {}}
+outest "$b-143 exe auxdmps namedirb" $sing "-o o/$b.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{--0.i --0.c.???r.final --0.su 
--0.s !!$gspd --0.dwo !0 --0.o .exe outputs.args.5 outputs-args.1 
outputs-args.4 outputs-args.3 outputs.args.6 outputs-args.0 outputs-args.2} {}}
+outest "$b-144 exe auxdmps namedir2" $mult "-o o/$b.exe -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -save-temps" {o/} {{--1.i --1.c.???r.final --1.su 
--1.s !!$gspd --1.dwo !0 --1.o --2.i --2.c.???r.final --2.su --2.s !!$gspd 
--2.dwo !0 --2.o .exe outputs-args.7 outputs-args.1 outputs-args.4 
outputs-args.8 outputs.args.11 outputs-args.5 outputs-args.3 outputs-args.9 
outputs-args.0 outputs.args.10 outputs-args.6 outputs-args.2} {}}
 
 # Check that dumpdir changes the location of non-primary outputs
 outest "$b-145 asm dumpdir 1" $sing "-S -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -dumpdir od/" {od/} {{-0.c.???r.final -0.su} {-0.s}}
@@ -708,7 +707,7 @@ outest "$b-279 exe dbwoutdda namedir2" $mult "-o o/$b.exe 
-fdump-rtl-final -fsta
 
 # -fcompare-debug
 outest "$b-280 obj compare-debug" $sing "-c -fcompare-debug -fdump-rtl-final 
-fstack-usage $gsplit_dwarf -fdump-final-insns" {} {{-0.c.???r.final -0.su 
-0.c.gkd -0.gk.c.???r.final !!$gspd -0.dwo !0 -0.o}}
-outest "$b-281 obj compare-debug save-temps" $sing "-c -fcompare-debug 
-save-temps -fdump-rtl-final -fstack-usage $gsplit_dwarf -fdump-final-insns" {} 
{{-0.c.???r.final -0.su -0.i -0.c.gkd -0.s -0.gk.i -0.gk.c.???r.final 
-0.gk.c.gkd !!$gspd -0.dwo !0 -0.o}}
+outest "$b-281 obj compare-debug save-temps" $sing "-c -fcompare-debug 
-save-temps -fdump-rtl-final -fstack-usage $gsplit_dwarf -fdump-final-insns" {} 
{{-0.c.???r.final -0.su -0.i -0.c.gkd -0.s -0.gk.i -0.gk.c.???r.final 
-0.gk.c.gkd !!$gspd -0.dwo !0 -0.o a.args.7 a.args.6 a.args.0 a.args.4 a.args.3 
a.args.2 a.args.5 a.args.1}}
 
 if !$skip_lto {
 
@@ -729,7 +728,7 @@ outest "$b-291 lto mult named-2" $mult "-o $b.exe -O2 -flto 
-fno-use-linker-plug
 outest "$b-292 lto sing nameddir-2" $sing "-o dir/$b.exe -O2 -flto 
-fno-use-linker-plugin -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{--0.c.???i.icf --0.c.???r.final 
.wpa.???i.icf .ltrans0.ltrans.???r.final .ltrans0.ltrans.su .exe} {}}
 outest "$b-293 lto mult nameddir-2" $mult "-o dir/$b.exe -O2 -flto 
-fno-use-linker-plugin -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{--1.c.???i.icf --1.c.???r.final 
--2.c.???i.icf --2.c.???r.final .wpa.???i.icf .ltrans0.ltrans.???r.final 
.ltrans0.ltrans.su .exe} {}}
 if !$skip_atsave {
-outest "$b-294 lto sing unnamed-3" $sing "@$devnull -O2 -flto 
-fno-use-linker-plugin -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage -save-temps $oaout" {} {{a--0.c.???i.icf 
a--0.c.???r.final a.wpa.???i.icf a.ltrans0.ltrans.???r.final 
a.ltrans0.ltrans.su a--0.o a--0.s a--0.i a.ltrans0.o a.ltrans.out 
a.ltrans0.ltrans.o a.ltrans0.ltrans_args a.args.0 a.ltrans0.ltrans.s 
a.wpa.args.0 a.lto_args a.ld1_args a.ltrans_args a.ltrans0.ltrans.args.0 
a.ld_args $aout}}
+outest "$b-294 lto sing unnamed-3" $sing "@/dev/null -O2 -flto 
-fno-use-linker-plugin -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage -save-temps $oaout" {} {{a--0.c.???i.icf 
a--0.c.???r.final a.wpa.???i.icf a.ltrans0.ltrans.???r.final 
a.ltrans0.ltrans.su a--0.o a--0.s a--0.i a.ltrans0.o a.ltrans.out 
a.ltrans0.ltrans.o a.ltrans0.ltrans_args a.ltrans0.ltrans.s a.wpa.args.0 
a.lto_args a.ld1_args a.ltrans_args a.ltrans0.ltrans.args.0 a.ld_args $aout 
a-args.2 a-args.0 a-args.1 a.ltrans0.ltrans.args.3 a.ltrans0.ltrans.args.1 
a.args.4 a.wpa.args.1 a.wpa.args.2 a.args.3 a.ltrans0.ltrans.args.2 a.args.5}}
 }
 }
 
@@ -796,21 +795,20 @@ outest "$b-335 lto sing empty dumpdir empty dumpbase 
namedb" $sing "-dumpdir \"\
 outest "$b-336 lto mult empty dumpdir empty dumpbase namedb" $mult "-dumpdir 
\"\" -dumpbase \"\" -o dir/$b.exe -O2 -flto -flto-partition=one 
-fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" {dir/} {{.exe} 
{-1.c.???i.icf !$ltop -1.c.???r.final !0 -2.c.???i.icf !$ltop -2.c.???r.final 
!0 .wpa.???i.icf .ltrans0.ltrans.???r.final .ltrans0.ltrans.su}}
 
 # Now -flto with -save-temps, not exhaustive.
-outest "$b-337 lto st sing empty dumpbase unnamed" $sing "-dumpbase \"\" 
-save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage $oaout" {} {{-0.i -0.s -0.o -0.c.???i.icf !$ltop 
-0.c.???r.final !!$ltop a.lto_wrapper_args !0 a.wpa.???i.icf a.ltrans.out 
a.ltrans_args !!$ltop a.res !0 a.ltrans0.o a.ltrans0.ltrans.???r.final 
a.ltrans0.ltrans.su a.ltrans0.ltrans.s a.ltrans0.ltrans.o a.ltrans0.ltrans_args 
a.ltrans0.ltrans.args.0 a.wpa.args.0 $aout}}
-outest "$b-338 lto st mult empty dumpbase unnamed" $mult "-dumpbase \"\" 
-save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage $oaout" {} {{-1.i -1.s -1.o -1.c.???i.icf !$ltop 
-1.c.???r.final !0 -2.i -2.s -2.o -2.c.???i.icf !$ltop -2.c.???r.final !!$ltop 
a.lto_wrapper_args !0 a.wpa.???i.icf a.ltrans.out a.ltrans_args !!$ltop a.res 
!0 a.ltrans0.o a.ltrans0.ltrans.???r.final a.ltrans0.ltrans.su 
a.ltrans0.ltrans.s a.ltrans0.ltrans.o a.ltrans0.ltrans_args 
a.ltrans0.ltrans.args.0 a.wpa.args.0 $aout}}
-outest "$b-339 lto st sing dumpdir empty dumpbase named" $sing "-dumpdir dir/ 
-dumpbase \"\" -o $b-0.exe -save-temps -O2 -flto -flto-partition=one 
-fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" {dir/} {{-0.i -0.s 
-0.o -0.c.???i.icf !$ltop -0.c.???r.final !!$ltop -0.lto_wrapper_args !0 
-0.wpa.???i.icf -0.ltrans.out -0.ltrans_args !!$ltop -0.res !0 -0.ltrans0.o 
-0.ltrans0.ltrans.???r.final -0.ltrans0.ltrans.su -0.ltrans0.ltrans.s 
-0.ltrans0.ltrans.o -0.ltrans0.ltrans_args -0.ltrans0.ltrans.args.0 
-0.wpa.args.0} {-0.exe}}
-outest "$b-340 lto st mult dumpdir empty dumpbase named" $mult "-dumpdir dir/ 
-dumpbase \"\" -o $b-1.exe -save-temps -O2 -flto -flto-partition=one 
-fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" {dir/} {{-1.i -1.s 
-1.o -1.c.???i.icf !$ltop -1.c.???r.final !0 -2.i -2.s -2.o -2.c.???i.icf 
!$ltop -2.c.???r.final !!$ltop -1.lto_wrapper_args !0 -1.wpa.???i.icf 
-1.ltrans.out -1.ltrans_args !!$ltop -1.res !0 -1.ltrans0.o 
-1.ltrans0.ltrans.???r.final -1.ltrans0.ltrans.su -1.ltrans0.ltrans.s 
-1.ltrans0.ltrans.o -1.ltrans0.ltrans_args -1.ltrans0.ltrans.args.0 
-1.wpa.args.0} {-1.exe}}
-outest "$b-341 lto st sing empty dumpbase namedb" $sing "-dumpbase \"\" -o 
dir/$b.exe -save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{-0.i -0.s -0.o -0.c.???i.icf !$ltop 
-0.c.???r.final !!$ltop .lto_wrapper_args !0 .wpa.???i.icf .ltrans.out 
.ltrans_args !!$ltop .res !0 .ltrans0.o .ltrans0.ltrans.???r.final 
.ltrans0.ltrans.su .ltrans0.ltrans.s .ltrans0.ltrans.o .ltrans0.ltrans_args 
.ltrans0.ltrans.args.0 .wpa.args.0 .exe} {}}
-outest "$b-342 lto st mult empty dumpbase namedb" $mult "-dumpbase \"\" -o 
dir/$b.exe -save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{-1.i -1.s -1.o -1.c.???i.icf !$ltop 
-1.c.???r.final !0 -2.i -2.s -2.o -2.c.???i.icf !$ltop -2.c.???r.final !!$ltop 
.lto_wrapper_args !0 .wpa.???i.icf .ltrans.out .ltrans_args !!$ltop .res !0 
.ltrans0.o .ltrans0.ltrans.???r.final .ltrans0.ltrans.su .ltrans0.ltrans.s 
.ltrans0.ltrans.o .ltrans0.ltrans_args .ltrans0.ltrans.args.0 .wpa.args.0 .exe} 
{}}
+outest "$b-337 lto st sing empty dumpbase unnamed" $sing "-dumpbase \"\" 
-save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage $oaout" {} {{-0.i -0.s -0.o -0.c.???i.icf !$ltop 
-0.c.???r.final !!$ltop a.lto_wrapper_args !0 a.wpa.???i.icf a.ltrans.out 
a.ltrans_args !!$ltop a.res !0 a.ltrans0.o a.ltrans0.ltrans.???r.final 
a.ltrans0.ltrans.su a.ltrans0.ltrans.s a.ltrans0.ltrans.o a.ltrans0.ltrans_args 
a.ltrans0.ltrans.args.0 a.wpa.args.0 $aout a.ltrans0.ltrans.args.3 
a.ltrans0.ltrans.args.1 a.args.0 a.args.4 a.wpa.args.1 a.wpa.args.2 a.args.3 
a.ltrans0.ltrans.args.2 a.args.2 a.args.1}}
+outest "$b-338 lto st mult empty dumpbase unnamed" $mult "-dumpbase \"\" 
-save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage $oaout" {} {{-1.i -1.s -1.o -1.c.???i.icf !$ltop 
-1.c.???r.final !0 -2.i -2.s -2.o -2.c.???i.icf !$ltop -2.c.???r.final !!$ltop 
a.lto_wrapper_args !0 a.wpa.???i.icf a.ltrans.out a.ltrans_args !!$ltop a.res 
!0 a.ltrans0.o a.ltrans0.ltrans.???r.final a.ltrans0.ltrans.su 
a.ltrans0.ltrans.s a.ltrans0.ltrans.o a.ltrans0.ltrans_args 
a.ltrans0.ltrans.args.0 a.wpa.args.0 $aout a.args.7 a.args.6 
a.ltrans0.ltrans.args.3 a.ltrans0.ltrans.args.1 a.args.0 a.args.4 a.wpa.args.1 
a.wpa.args.2 a.args.3 a.ltrans0.ltrans.args.2 a.args.2 a.args.5 a.args.1}}
+outest "$b-339 lto st sing dumpdir empty dumpbase named" $sing "-dumpdir dir/ 
-dumpbase \"\" -o $b-0.exe -save-temps -O2 -flto -flto-partition=one 
-fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" {dir/} {{-0.i -0.s 
-0.o -0.c.???i.icf !$ltop -0.c.???r.final !!$ltop -0.lto_wrapper_args !0 
-0.wpa.???i.icf -0.ltrans.out -0.ltrans_args !!$ltop -0.res !0 -0.ltrans0.o 
-0.ltrans0.ltrans.???r.final -0.ltrans0.ltrans.su -0.ltrans0.ltrans.s 
-0.ltrans0.ltrans.o -0.ltrans0.ltrans_args -0.ltrans0.ltrans.args.0 
-0.wpa.args.0 outputs-0.args.4 outputs-0.ltrans0.ltrans.args.3 
outputs-0.wpa.args.1 outputs-0.wpa.args.2 outputs-0.ltrans0.ltrans.args.1 
outputs-0.ltrans0.ltrans.args.2 outputs-0.args.3} {-0.exe}}
+outest "$b-340 lto st mult dumpdir empty dumpbase named" $mult "-dumpdir dir/ 
-dumpbase \"\" -o $b-1.exe -save-temps -O2 -flto -flto-partition=one 
-fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" {dir/} {{-1.i -1.s 
-1.o -1.c.???i.icf !$ltop -1.c.???r.final !0 -2.i -2.s -2.o -2.c.???i.icf 
!$ltop -2.c.???r.final !!$ltop -1.lto_wrapper_args !0 -1.wpa.???i.icf 
-1.ltrans.out -1.ltrans_args !!$ltop -1.res !0 -1.ltrans0.o 
-1.ltrans0.ltrans.???r.final -1.ltrans0.ltrans.su -1.ltrans0.ltrans.s 
-1.ltrans0.ltrans.o -1.ltrans0.ltrans_args -1.ltrans0.ltrans.args.0 
-1.wpa.args.0 outputs-1.args.7 outputs-1.wpa.args.1 outputs-1.args.6 
outputs-1.ltrans0.ltrans.args.3 outputs-1.ltrans0.ltrans.args.2 
outputs-1.ltrans0.ltrans.args.1 outputs-1.wpa.args.2} {-1.exe}}
+outest "$b-341 lto st sing empty dumpbase namedb" $sing "-dumpbase \"\" -o 
dir/$b.exe -save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{-0.i -0.s -0.o -0.c.???i.icf !$ltop 
-0.c.???r.final !!$ltop .lto_wrapper_args !0 .wpa.???i.icf .ltrans.out 
.ltrans_args !!$ltop .res !0 .ltrans0.o .ltrans0.ltrans.???r.final 
.ltrans0.ltrans.su .ltrans0.ltrans.s .ltrans0.ltrans.o .ltrans0.ltrans_args 
.ltrans0.ltrans.args.0 .wpa.args.0 .exe outputs.ltrans0.ltrans.args.1 
outputs.args.4 outputs.ltrans0.ltrans.args.3 outputs.wpa.args.1 outputs.args.3 
outputs.ltrans0.ltrans.args.2 outputs.wpa.args.2} {}}
+outest "$b-342 lto st mult empty dumpbase namedb" $mult "-dumpbase \"\" -o 
dir/$b.exe -save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{-1.i -1.s -1.o -1.c.???i.icf !$ltop 
-1.c.???r.final !0 -2.i -2.s -2.o -2.c.???i.icf !$ltop -2.c.???r.final !!$ltop 
.lto_wrapper_args !0 .wpa.???i.icf .ltrans.out .ltrans_args !!$ltop .res !0 
.ltrans0.o .ltrans0.ltrans.???r.final .ltrans0.ltrans.su .ltrans0.ltrans.s 
.ltrans0.ltrans.o .ltrans0.ltrans_args .ltrans0.ltrans.args.0 .wpa.args.0 .exe 
outputs.ltrans0.ltrans.args.1 outputs.ltrans0.ltrans.args.3 outputs.wpa.args.1 
outputs.ltrans0.ltrans.args.2 outputs.wpa.args.2 outputs.args.7 outputs.args.6} 
{}}
 
 # lto save-temps without -dumpbase.
-outest "$b-343 lto st sing unnamed" $sing "-save-temps -O2 -flto 
-flto-partition=one -fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage 
$oaout" {} {{a--0.i a--0.s a--0.o a--0.c.???i.icf !$ltop a--0.c.???r.final 
!!$ltop a.lto_wrapper_args !0 a.wpa.???i.icf a.ltrans.out a.ltrans_args !!$ltop 
a.res !0 a.ltrans0.o a.ltrans0.ltrans.???r.final a.ltrans0.ltrans.su 
a.ltrans0.ltrans.s a.ltrans0.ltrans.o a.ltrans0.ltrans_args 
a.ltrans0.ltrans.args.0 a.wpa.args.0 $aout}}
-outest "$b-344 lto st mult unnamed" $mult "-save-temps -O2 -flto 
-flto-partition=one -fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage 
$oaout" {} {{a--1.i a--1.s a--1.o a--1.c.???i.icf !$ltop a--1.c.???r.final !0 
a--2.i a--2.s a--2.o a--2.c.???i.icf !$ltop a--2.c.???r.final !!$ltop 
a.lto_wrapper_args !0 a.wpa.???i.icf a.ltrans.out a.ltrans_args !!$ltop a.res 
!0 a.ltrans0.o a.ltrans0.ltrans.???r.final a.ltrans0.ltrans.su 
a.ltrans0.ltrans.s a.ltrans0.ltrans.o a.ltrans0.ltrans_args 
a.ltrans0.ltrans.args.0 a.wpa.args.0 $aout}}
-outest "$b-345 lto st sing dumpdir named" $sing "-dumpdir dir/$b- -o $b-0.exe 
-save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{--0.i --0.s --0.o --0.c.???i.icf 
!$ltop --0.c.???r.final !!$ltop -lto_wrapper_args !0 -wpa.???i.icf -ltrans.out 
-ltrans_args !!$ltop -res !0 -ltrans0.o -ltrans0.ltrans.???r.final 
-ltrans0.ltrans.su -ltrans0.ltrans.s -ltrans0.ltrans.o -ltrans0.ltrans_args 
-ltrans0.ltrans.args.0 -wpa.args.0} {-0.exe}}
-outest "$b-346 lto st mult dumpdir named" $mult "-dumpdir dir/$b- -o $b-1.exe 
-save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{--1.i --1.s --1.o --1.c.???i.icf 
!$ltop --1.c.???r.final !0 --2.i --2.s --2.o --2.c.???i.icf !$ltop 
--2.c.???r.final !!$ltop -lto_wrapper_args !0 -wpa.???i.icf -ltrans.out 
-ltrans_args !!$ltop -res !0 -ltrans0.o -ltrans0.ltrans.???r.final 
-ltrans0.ltrans.su -ltrans0.ltrans.s -ltrans0.ltrans.o -ltrans0.ltrans_args 
-ltrans0.ltrans.args.0 -wpa.args.0} {-1.exe}}
-outest "$b-347 lto st sing namedb" $sing "-o dir/$b.exe -save-temps -O2 -flto 
-flto-partition=one -fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" 
{dir/} {{--0.i --0.s --0.o --0.c.???i.icf !$ltop --0.c.???r.final !!$ltop 
.lto_wrapper_args !0 .wpa.???i.icf .ltrans.out .ltrans_args !!$ltop .res !0 
.ltrans0.o .ltrans0.ltrans.???r.final .ltrans0.ltrans.su .ltrans0.ltrans.s 
.ltrans0.ltrans.o .ltrans0.ltrans_args .ltrans0.ltrans.args.0 .wpa.args.0 .exe} 
{}}
-outest "$b-348 lto st mult namedb" $mult "-o dir/$b.exe -save-temps -O2 -flto 
-flto-partition=one -fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" 
{dir/} {{--1.i --1.s --1.o --1.c.???i.icf !$ltop --1.c.???r.final !0 --2.i 
--2.s --2.o --2.c.???i.icf !$ltop --2.c.???r.final !!$ltop .lto_wrapper_args !0 
.wpa.???i.icf .ltrans.out .ltrans_args !!$ltop .res !0 .ltrans0.o 
.ltrans0.ltrans.???r.final .ltrans0.ltrans.su .ltrans0.ltrans.s 
.ltrans0.ltrans.o .ltrans0.ltrans_args .ltrans0.ltrans.args.0 .wpa.args.0 .exe} 
{}}
-
+outest "$b-343 lto st sing unnamed" $sing "-save-temps -O2 -flto 
-flto-partition=one -fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage 
$oaout" {} {{a--0.i a--0.s a--0.o a--0.c.???i.icf !$ltop a--0.c.???r.final 
!!$ltop a.lto_wrapper_args !0 a.wpa.???i.icf a.ltrans.out a.ltrans_args !!$ltop 
a.res !0 a.ltrans0.o a.ltrans0.ltrans.???r.final a.ltrans0.ltrans.su 
a.ltrans0.ltrans.s a.ltrans0.ltrans.o a.ltrans0.ltrans_args 
a.ltrans0.ltrans.args.0 a.wpa.args.0 $aout a-args.2 a-args.0 a-args.1 
a.ltrans0.ltrans.args.3 a.ltrans0.ltrans.args.1 a.args.4 a.wpa.args.1 
a.wpa.args.2 a.args.3 a.ltrans0.ltrans.args.2}}
+outest "$b-344 lto st mult unnamed" $mult "-save-temps -O2 -flto 
-flto-partition=one -fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage 
$oaout" {} {{a--1.i a--1.s a--1.o a--1.c.???i.icf !$ltop a--1.c.???r.final !0 
a--2.i a--2.s a--2.o a--2.c.???i.icf !$ltop a--2.c.???r.final !!$ltop 
a.lto_wrapper_args !0 a.wpa.???i.icf a.ltrans.out a.ltrans_args !!$ltop a.res 
!0 a.ltrans0.o a.ltrans0.ltrans.???r.final a.ltrans0.ltrans.su 
a.ltrans0.ltrans.s a.ltrans0.ltrans.o a.ltrans0.ltrans_args 
a.ltrans0.ltrans.args.0 a.wpa.args.0 $aout a-args.2 a-args.4 a-args.0 a-args.3 
a-args.5 a-args.1 a.args.7 a.args.6 a.ltrans0.ltrans.args.3 
a.ltrans0.ltrans.args.1 a.wpa.args.1 a.wpa.args.2 a.ltrans0.ltrans.args.2}}
+outest "$b-345 lto st sing dumpdir named" $sing "-dumpdir dir/$b- -o $b-0.exe 
-save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{--0.i --0.s --0.o --0.c.???i.icf 
!$ltop --0.c.???r.final !!$ltop -lto_wrapper_args !0 -wpa.???i.icf -ltrans.out 
-ltrans_args !!$ltop -res !0 -ltrans0.o -ltrans0.ltrans.???r.final 
-ltrans0.ltrans.su -ltrans0.ltrans.s -ltrans0.ltrans.o -ltrans0.ltrans_args 
-ltrans0.ltrans.args.0 -wpa.args.0 outputs-.args.3 
outputs-ltrans0.ltrans.args.1 outputs-.args.4 outputs-.args.1 outputs-.args.0 
outputs-ltrans0.ltrans.args.2 outputs-ltrans0.ltrans.args.3 outputs-wpa.args.2 
outputs-wpa.args.1 outputs-.args.2} {-0.exe}}
+outest "$b-346 lto st mult dumpdir named" $mult "-dumpdir dir/$b- -o $b-1.exe 
-save-temps -O2 -flto -flto-partition=one -fdump-ipa-icf-optimized 
-fdump-rtl-final -fstack-usage" {dir/} {{--1.i --1.s --1.o --1.c.???i.icf 
!$ltop --1.c.???r.final !0 --2.i --2.s --2.o --2.c.???i.icf !$ltop 
--2.c.???r.final !!$ltop -lto_wrapper_args !0 -wpa.???i.icf -ltrans.out 
-ltrans_args !!$ltop -res !0 -ltrans0.o -ltrans0.ltrans.???r.final 
-ltrans0.ltrans.su -ltrans0.ltrans.s -ltrans0.ltrans.o -ltrans0.ltrans_args 
-ltrans0.ltrans.args.0 -wpa.args.0 outputs-.args.3 outputs-.args.5 
outputs-ltrans0.ltrans.args.1 outputs-.args.4 outputs-.args.1 outputs-.args.0 
outputs-ltrans0.ltrans.args.2 outputs-ltrans0.ltrans.args.3 outputs-wpa.args.2 
outputs-.args.6 outputs-wpa.args.1 outputs-.args.2 outputs-.args.7} {-1.exe}}
+outest "$b-347 lto st sing namedb" $sing "-o dir/$b.exe -save-temps -O2 -flto 
-flto-partition=one -fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" 
{dir/} {{--0.i --0.s --0.o --0.c.???i.icf !$ltop --0.c.???r.final !!$ltop 
.lto_wrapper_args !0 .wpa.???i.icf .ltrans.out .ltrans_args !!$ltop .res !0 
.ltrans0.o .ltrans0.ltrans.???r.final .ltrans0.ltrans.su .ltrans0.ltrans.s 
.ltrans0.ltrans.o .ltrans0.ltrans_args .ltrans0.ltrans.args.0 .wpa.args.0 .exe 
outputs.ltrans0.ltrans.args.1 outputs.args.4 outputs-args.1 
outputs.ltrans0.ltrans.args.3 outputs.wpa.args.1 outputs.args.3 
outputs.ltrans0.ltrans.args.2 outputs.wpa.args.2 outputs-args.0 outputs-args.2} 
{}}
+outest "$b-348 lto st mult namedb" $mult "-o dir/$b.exe -save-temps -O2 -flto 
-flto-partition=one -fdump-ipa-icf-optimized -fdump-rtl-final -fstack-usage" 
{dir/} {{--1.i --1.s --1.o --1.c.???i.icf !$ltop --1.c.???r.final !0 --2.i 
--2.s --2.o --2.c.???i.icf !$ltop --2.c.???r.final !!$ltop .lto_wrapper_args !0 
.wpa.???i.icf .ltrans.out .ltrans_args !!$ltop .res !0 .ltrans0.o 
.ltrans0.ltrans.???r.final .ltrans0.ltrans.su .ltrans0.ltrans.s 
.ltrans0.ltrans.o .ltrans0.ltrans_args .ltrans0.ltrans.args.0 .wpa.args.0 .exe 
outputs.ltrans0.ltrans.args.1 outputs-args.1 outputs.ltrans0.ltrans.args.3 
outputs-args.4 outputs.wpa.args.1 outputs.ltrans0.ltrans.args.2 outputs-args.5 
outputs-args.3 outputs.wpa.args.2 outputs.args.7 outputs.args.6 outputs-args.0 
outputs-args.2} {}}
 # !$skip_lto
 }
 
@@ -824,7 +822,7 @@ outest "$b-353 single  -c  -o -dbx.c" $sing "-c -o dir/$b.o 
-dumpbase-ext .c -fd
 outest "$b-354 mult  -c  -dd -dbx.c" $mult "-c -dumpdir dir/ -dumpbase-ext .c 
-fdump-rtl-final -fstack-usage $gsplit_dwarf" {dir/} {{-1.c.???r.final -1.su 
!!$gspd -1.dwo !0 -2.c.???r.final -2.su !!$gspd -2.dwo} {-1.o -2.o}}
 outest "$b-355 single  -c  -o -dbx.x" $sing "-c -o dir/$b.o -dumpbase-ext .x 
-fdump-rtl-final -fstack-usage $gsplit_dwarf" {dir/} {{.c.???r.final .su 
!!$gspd .dwo !0 .o} {}}
 outest "$b-356 mult  -c  -dd -dbx.x" $mult "-c -dumpdir dir/ -dumpbase-ext .x 
-fdump-rtl-final -fstack-usage $gsplit_dwarf" {dir/} {{-1.c.???r.final -1.su 
!!$gspd -1.dwo !0 -2.c.???r.final -2.su !!$gspd -2.dwo} {-1.o -2.o}}
-outest "$b-357 obj compare-debug save-temps -dbx.x" $sing "-c -fcompare-debug 
-save-temps -fdump-rtl-final -fstack-usage $gsplit_dwarf -fdump-final-insns 
-dumpbase-ext .x" {} {{-0.c.???r.final -0.su -0.i -0.c.gkd -0.s -0.gk.i 
-0.gk.c.???r.final -0.gk.c.gkd !!$gspd -0.dwo !0 -0.o}}
+outest "$b-357 obj compare-debug save-temps -dbx.x" $sing "-c -fcompare-debug 
-save-temps -fdump-rtl-final -fstack-usage $gsplit_dwarf -fdump-final-insns 
-dumpbase-ext .x" {} {{-0.c.???r.final -0.su -0.i -0.c.gkd -0.s -0.gk.i 
-0.gk.c.???r.final -0.gk.c.gkd !!$gspd -0.dwo !0 -0.o a.args.7 a.args.6 
a.args.0 a.args.4 a.args.3 a.args.2 a.args.5 a.args.1}}
 # -dumpbase-ext is dropped if identical to -dumpbase.
 outest "$b-358 asm db=dbext 1" $sing "-S -fdump-rtl-final -fstack-usage 
$gsplit_dwarf -dumpbase a -dumpbase-ext a" {} {{a.???r.final a.su -0.s}}
 
@@ -846,14 +844,14 @@ outest "$b-361 doc double !-c  -o" $mult "-o dir/$b.exe 
-fdump-rtl-final -fstack
 outest "$b-362 doc single !-c  -o" $sing "-o dir/$b-0 -fdump-rtl-final 
-fstack-usage $gsplit_dwarf" {dir/} {{-0.c.???r.final -0.su !!$gspd -0.dwo !0 
-0} {}}
 
 # gcc -save-temps -S foo.c
-outest "$b-363 doc single  -S -st" $sing "-save-temps -S" {} {{-0.i -0.s}}
+outest "$b-363 doc single  -S -st" $sing "-save-temps -S" {} {{-0.i -0.s 
a.args.0 a.args.2 a.args.1}}
 
 # gcc -save-temps -dumpbase save-foo -c foo.c
-outest "$b-364 doc single  -c -st -db" $sing "-save-temps -dumpbase $b -c" {} 
{{.i .s -0.o}}
+outest "$b-364 doc single  -c -st -db" $sing "-save-temps -dumpbase $b -c" {} 
{{.i .s -0.o outputs.args.2 outputs.args.1 outputs.args.3 outputs.args.0}}
 
 # gcc foo.c -c -o dir/foo.o -dumpbase alt/foo \
 #   -dumpdir pfx- -save-temps=cwd ...
-outest "$b-365 doc single  -c  -o -db" $sing "-c -o dir/$b.o -dumpbase alt/$b 
-dumpdir pfx- -save-temps=cwd -fdump-rtl-final -fstack-usage $gsplit_dwarf" 
{alt/ dir/} {{.i .s .???r.final .su !!$gspd .dwo} {.o} {}}
+outest "$b-365 doc single  -c  -o -db" $sing "-c -o dir/$b.o -dumpbase alt/$b 
-dumpdir pfx- -save-temps=cwd -fdump-rtl-final -fstack-usage $gsplit_dwarf" 
{alt/ dir/} {{.i .s .???r.final .su !!$gspd .dwo outputs.args.2 outputs.args.5 
outputs.args.1 outputs.args.4 outputs.args.3 outputs.args.0} {.o} {}}
 
 # gcc foo.c bar.c -c -dumpbase main ...
 outest "$b-366 doc double  -c !-o -db" $mult "-c -dumpbase $b -fdump-rtl-final 
-fstack-usage $gsplit_dwarf" {} {{--1.c.???r.final --1.su !!$gspd --1.dwo !0 
-1.o --2.c.???r.final --2.su !!$gspd --2.dwo !0 -2.o}}
@@ -879,7 +877,7 @@ outest "$b-371 doc single  -c !-o -dd" $sing "-dumpdir $b- 
-c -fdump-rtl-final -
 outest "$b-372 doc single  -c  -o -dd" $sing "-dumpdir dir/ -c -o obj/$b.o 
-fdump-rtl-final -fstack-usage $gsplit_dwarf" {dir/ obj/} {{.c.???r.final .su 
!!$gspd .dwo} {.o} {}}
 
 # gcc -dumpdir pfx- -c foo.c -save-temps=obj ...
-outest "$b-373 doc single  -c  -o -dd -st=" $sing "-dumpdir $b- -c 
-save-temps=obj -fdump-rtl-final -fstack-usage $gsplit_dwarf" {} 
{{-0.c.???r.final -0.su !!$gspd -0.dwo !0 -0.i -0.s -0.o}}
+outest "$b-373 doc single  -c  -o -dd -st=" $sing "-dumpdir $b- -c 
-save-temps=obj -fdump-rtl-final -fstack-usage $gsplit_dwarf" {} 
{{-0.c.???r.final -0.su !!$gspd -0.dwo !0 -0.i -0.s -0.o a.args.0 a.args.4 
a.args.3 a.args.2 a.args.5 a.args.1}}
 
 # gcc foo.c bar.c -c -dumpdir dir/pfx- -dumpbase main ...
 outest "$b-374 doc double  -c !-o -dd -db" $mult "-c -dumpdir dir/ -dumpbase 
$b -fdump-rtl-final -fstack-usage $gsplit_dwarf" {dir/} {{--1.c.???r.final 
--1.su !!$gspd --1.dwo !0 --2.c.???r.final --2.su !!$gspd --2.dwo} {-1.o -2.o}}
diff --git a/lto-plugin/lto-plugin.c b/lto-plugin/lto-plugin.c
index 09d5441ecc7..55220daf432 100644
--- a/lto-plugin/lto-plugin.c
+++ b/lto-plugin/lto-plugin.c
@@ -1506,6 +1506,41 @@ negotiate_api_version (void)
     }
 }
 
+char* getenv_extended (const char* var_name)
+{
+  int file_size;
+  char* buf = NULL;
+  const char* prefix = "@";
+  size_t prefix_len = strlen (prefix);
+
+  char* string = getenv (var_name);
+
+  if (strncmp (string, prefix, prefix_len) == 0)
+    {
+      FILE *fptr;
+      char *new_string = xstrdup (string + prefix_len);
+
+      fptr = fopen (new_string, "r");
+      if (fptr == (FILE *) 0)
+       return NULL;
+
+      fseek (fptr, 0, SEEK_END);
+      file_size = ftell (fptr);
+      rewind (fptr);
+      buf = (char *) xmalloc (file_size + 1);
+
+      fread (buf, 1, file_size, fptr);
+      buf[file_size] = '\0';
+
+      free (new_string);
+      fclose (fptr);
+      return buf;
+    }
+
+  // Return the environment variable as-is if no file is referenced
+  return string;
+}
+
 /* Called by a linker after loading the plugin. TV is the transfer vector. */
 
 enum ld_plugin_status
@@ -1617,7 +1652,7 @@ onload (struct ld_plugin_tv *tv)
             "could not register the all_symbols_read callback");
     }
 
-  char *collect_gcc_options = getenv ("COLLECT_GCC_OPTIONS");
+  char *collect_gcc_options = getenv_extended ("COLLECT_GCC_OPTIONS");
   if (collect_gcc_options)
     {
       /* Support -fno-use-linker-plugin by failing to load the plugin
-- 
2.43.0

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