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[Bug rtl-optimization/51495] [4.7 Regression] ICE: in force_nonfallthru_and_redirect, at cfgrtl.c:1171 with computed goto
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 12 Dec 2011 21:00:39 +0000
- Subject: [Bug rtl-optimization/51495] [4.7 Regression] ICE: in force_nonfallthru_and_redirect, at cfgrtl.c:1171 with computed goto
- Auto-submitted: auto-generated
- References: <bug-51495-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51495
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-12-12 21:00:39 UTC ---
Author: jakub
Date: Mon Dec 12 21:00:36 2011
New Revision: 182265
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182265
Log:
PR rtl-optimization/51495
* function.c (thread_prologue_and_epilogue_insns): Don't add
to bb_tail basic blocks that have EDGE_COMPLEX predecessor edges
from basic blocks not needing prologue.
* gcc.c-torture/compile/pr51495.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr51495.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/function.c
trunk/gcc/testsuite/ChangeLog