[Bug bootstrap/11611] [tree-ssa] Bootstrap failure on sparc-linux-gnu

[pinskia at gcc dot gnu dot org]

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11611



------- Additional Comments From pinskia at gcc dot gnu dot org  2003-10-17 14:39 -------
Can you try this patch: <http://gcc.gnu.org/bugzilla/attachment.cgi?id=4949>, it helps me on 
ppc-darwin:
Index: opts.c
============================================================
=======
RCS file: /cvs/gcc/gcc/gcc/opts.c,v
retrieving revision 1.31.2.11
diff -u -p -r1.31.2.11 opts.c
--- opts.c	28 Sep 2003 06:06:31 -0000	1.31.2.11
+++ opts.c	17 Oct 2003 13:22:42 -0000
@@ -515,6 +515,10 @@ decode_options (unsigned int argc, const
     {
       flag_merge_constants = 0;
     }
+    
+    
+  /* Right now on PPC-Darwin, branch on count register is causing gentype to miscompile. */
+  flag_branch_on_count_reg = 0;
 
   if (optimize >= 1)
     {
@@ -542,9 +546,12 @@ decode_options (unsigned int argc, const
 
   if (optimize >= 2)
     {
+/* Disable so that PPC-darwin can bootstrap. */
+#if 0
       flag_optimize_sibling_calls = 1;
       flag_cse_follow_jumps = 1;
       flag_cse_skip_blocks = 1;
+#endif
       flag_gcse = 1;
       flag_expensive_optimizations = 1;
       flag_strength_reduce = 1;