[Bug rtl-optimization/51821] [4.5/4.6/4.7 Regression] 64bit > 32bit conversion produces incorrect results with optimizations
uros at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Sun Jan 15 20:38:00 GMT 2012
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51821
--- Comment #20 from uros at gcc dot gnu.org 2012-01-15 20:27:22 UTC ---
Author: uros
Date: Sun Jan 15 20:27:17 2012
New Revision: 183199
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183199
Log:
PR rtl-optimization/51821
* recog.c (peep2_find_free_register): Determine clobbered registers
from insn pattern.
testsuite/ChangeLog:
PR rtl-optimization/51821
* gcc.dg/pr51821.c: New test.
Added:
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/pr51821.c
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/recog.c
branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
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