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[Bug tree-optimization/49772] [4.7 Regression] ICE: in ipa_pta_execute, at tree-ssa-structalias.c:6790 with -fipa-pta
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 08 Dec 2011 04:54:41 +0000
- Subject: [Bug tree-optimization/49772] [4.7 Regression] ICE: in ipa_pta_execute, at tree-ssa-structalias.c:6790 with -fipa-pta
- Auto-submitted: auto-generated
- References: <bug-49772-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49772
--- Comment #10 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-12-08 04:54:41 UTC ---
A better non specific to tree-ssa-structaliasing patch:
Index: cgraphunit.c
===================================================================
--- cgraphunit.c (revision 182098)
+++ cgraphunit.c (working copy)
@@ -1817,6 +1817,9 @@ cgraph_expand_function (struct cgraph_no
/* Generate RTL for the body of DECL. */
tree_rest_of_compilation (decl);
+ if (seen_error ())
+ return;
+
/* Make sure that BE didn't give up on compiling. */
gcc_assert (TREE_ASM_WRITTEN (decl));
current_function_decl = NULL;
Index: passes.c
===================================================================
--- passes.c (revision 182098)
+++ passes.c (working copy)
@@ -2074,7 +2074,7 @@ execute_one_pass (struct opt_pass *pass)
timevar_push (pass->tv_id);
/* Do it! */
- if (pass->execute)
+ if (pass->execute && !seen_error ())
{
todo_after = pass->execute ();
do_per_function (clear_last_verified, NULL);