[Bug tree-optimization/46107] [4.6 Regression] -ftree-loop-distribute-patterns caused verify_loop_structure problem
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Nov 3 09:49:00 GMT 2010
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46107
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-03 09:49:21 UTC ---
Author: jakub
Date: Wed Nov 3 09:49:16 2010
New Revision: 166234
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166234
Log:
PR tree-optimization/46107
* cfgloopmanip.c (loop_version): Set irred_flag back into entry->flags
if cfg_hook_duplicate_loop_to_header_edge failed.
* gcc.c-torture/compile/pr46107.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr46107.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgloopmanip.c
trunk/gcc/testsuite/ChangeLog
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