Re: [PATCH] Improve target pass registration

[Eric Botcazou]

> This breaks bootstrap on Solaris with nawk:
> 
> nawk -f /homes/botcazou/gcc-head/src/gcc/gen-pass-instances.awk \
>           /homes/botcazou/gcc-head/src/gcc/passes.def  > pass-instances.def
> nawk: you can only delete array[element] at source line 196
>  context is
>           delete >>>  pass_counts; <<<
> nawk: syntax error at source line 196
> nawk: illegal statement at source line 196
> make[3]: *** [pass-instances.def] Error 2

Here's what I have installed as obvious after testing on Linux and Solaris.


2016-10-09  Eric Botcazou  <ebotca...@adacore.com>

        * gen-pass-instances.awk: Remove GNUism.

-- 
Eric Botcazou
Index: gen-pass-instances.awk
===================================================================
--- gen-pass-instances.awk	(revision 240888)
+++ gen-pass-instances.awk	(working copy)
@@ -193,7 +193,6 @@ function replace_pass(line, fnname,			nu
 }
 
 END {
-  delete pass_counts;
   for (i = 1; i < lineno; i++)
     {
       ret = parse_line(lines[i], "NEXT_PASS");
@@ -203,13 +202,13 @@ END {
 	  pass_name = args[1];
 	  with_arg = args[2];
 
-	  # Set pass_counts
-	  if (pass_name in pass_counts)
-	    pass_counts[pass_name]++;
+	  # Set pass_final_counts
+	  if (pass_name in pass_final_counts)
+	    pass_final_counts[pass_name]++;
 	  else
-	    pass_counts[pass_name] = 1;
+	    pass_final_counts[pass_name] = 1;
 
-	  pass_num = pass_counts[pass_name];
+	  pass_num = pass_final_counts[pass_name];
 
 	  # Print call expression with extra pass_num argument
 	  printf "%s", prefix;