https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64817
--- Comment #8 from Alexandre Oliva <aoliva at gcc dot gnu.org> --- Author: aoliva Date: Wed Feb 4 14:23:47 2015 New Revision: 220405 URL: https://gcc.gnu.org/viewcvs?rev=220405&root=gcc&view=rev Log: Simplify XOR of (AND or IOR) of XOR. for gcc/ChangeLog PR debug/64817 * simplify-rtx.c (simplify_binary_operation_1): Simplify one of two XORs that have an intervening AND or IOR. Modified: trunk/gcc/ChangeLog trunk/gcc/simplify-rtx.c