http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56051
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-01-21 17:55:46 UTC --- Author: jakub Date: Mon Jan 21 17:55:34 2013 New Revision: 195343 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195343 Log: PR tree-optimization/56051 * fold-const.c (fold_binary_loc): Don't fold X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either a narrowing conversion, or widening conversion from signed to unsigned. * gcc.c-torture/execute/pr56051.c: New test. Added: trunk/gcc/testsuite/gcc.c-torture/execute/pr56051.c Modified: trunk/gcc/ChangeLog trunk/gcc/fold-const.c trunk/gcc/testsuite/ChangeLog
