[PATCH] D94463: [Driver] Fix assertion failure when -fprofile-generate -fcs-profile-generate are used together

[Fangrui Song via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGcf45731f0eae: [Driver] Fix assertion failure when 
-fprofile-generate -fcs-profile-generate… (authored by MaskRay).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D94463/new/

https://reviews.llvm.org/D94463

Files:
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/test/Driver/fcs-profile-generate.c


Index: clang/test/Driver/fcs-profile-generate.c
===================================================================
--- /dev/null
+++ clang/test/Driver/fcs-profile-generate.c
@@ -0,0 +1,15 @@
+// RUN: %clang -### -c -fprofile-use=a.profdata -fcs-profile-generate %s 2>&1 
| FileCheck %s
+// CHECK:      "-fprofile-instrument=csllvm"
+// CHECK-NOT:  "-fprofile-instrument-path=
+// CHECK-SAME: "-fprofile-instrument-use-path=a.profdata"
+
+// RUN: %clang -### -c -fprofile-use=a.profdata -fcs-profile-generate=dir %s 
2>&1 | FileCheck %s --check-prefix=CHECK1
+// CHECK1: "-fprofile-instrument=csllvm"{{.*}} 
"-fprofile-instrument-path=dir{{/|\\\\}}default_%m.profraw" 
"-fprofile-instrument-use-path=a.profdata"
+
+/// Degradation case. This usage does not make much sense.
+// RUN: %clang -### -c -fcs-profile-generate %s 2>&1 | FileCheck %s 
--check-prefix=NOUSE
+// NOUSE:     "-fprofile-instrument=csllvm"
+// NOUSE-NOT: "-fprofile-instrument-path=
+
+// RUN: %clang -### -c -fprofile-generate -fcs-profile-generate %s 2>&1 | 
FileCheck %s --check-prefix=CONFLICT
+// CONFLICT: error: invalid argument '-fcs-profile-generate' not allowed with 
'-fprofile-generate'
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -766,9 +766,11 @@
     D.Diag(diag::err_drv_argument_not_allowed_with)
         << ProfileGenerateArg->getSpelling() << ProfileUseArg->getSpelling();
 
-  if (CSPGOGenerateArg && PGOGenerateArg)
+  if (CSPGOGenerateArg && PGOGenerateArg) {
     D.Diag(diag::err_drv_argument_not_allowed_with)
         << CSPGOGenerateArg->getSpelling() << PGOGenerateArg->getSpelling();
+    PGOGenerateArg = nullptr;
+  }
 
   if (ProfileGenerateArg) {
     if (ProfileGenerateArg->getOption().matches(



Index: clang/test/Driver/fcs-profile-generate.c
===================================================================
--- /dev/null
+++ clang/test/Driver/fcs-profile-generate.c
@@ -0,0 +1,15 @@
+// RUN: %clang -### -c -fprofile-use=a.profdata -fcs-profile-generate %s 2>&1 | FileCheck %s
+// CHECK:      "-fprofile-instrument=csllvm"
+// CHECK-NOT:  "-fprofile-instrument-path=
+// CHECK-SAME: "-fprofile-instrument-use-path=a.profdata"
+
+// RUN: %clang -### -c -fprofile-use=a.profdata -fcs-profile-generate=dir %s 2>&1 | FileCheck %s --check-prefix=CHECK1
+// CHECK1: "-fprofile-instrument=csllvm"{{.*}} "-fprofile-instrument-path=dir{{/|\\\\}}default_%m.profraw" "-fprofile-instrument-use-path=a.profdata"
+
+/// Degradation case. This usage does not make much sense.
+// RUN: %clang -### -c -fcs-profile-generate %s 2>&1 | FileCheck %s --check-prefix=NOUSE
+// NOUSE:     "-fprofile-instrument=csllvm"
+// NOUSE-NOT: "-fprofile-instrument-path=
+
+// RUN: %clang -### -c -fprofile-generate -fcs-profile-generate %s 2>&1 | FileCheck %s --check-prefix=CONFLICT
+// CONFLICT: error: invalid argument '-fcs-profile-generate' not allowed with '-fprofile-generate'
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -766,9 +766,11 @@
     D.Diag(diag::err_drv_argument_not_allowed_with)
         << ProfileGenerateArg->getSpelling() << ProfileUseArg->getSpelling();
 
-  if (CSPGOGenerateArg && PGOGenerateArg)
+  if (CSPGOGenerateArg && PGOGenerateArg) {
     D.Diag(diag::err_drv_argument_not_allowed_with)
         << CSPGOGenerateArg->getSpelling() << PGOGenerateArg->getSpelling();
+    PGOGenerateArg = nullptr;
+  }
 
   if (ProfileGenerateArg) {
     if (ProfileGenerateArg->getOption().matches(

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