[Bug c/48305] [4.7 Regression] ice at -O0: verify_gimple failed

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48305

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-03-30 
12:36:27 UTC ---
Author: jakub
Date: Wed Mar 30 12:36:18 2011
New Revision: 171723

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171723
Log:
    PR c/48305
    * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
    arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
    matching arg00/arg01 types.

    * gcc.c-torture/compile/pr48305.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr48305.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog