------- Comment #15 from rguenth at gcc dot gnu dot org 2010-04-07 12:31 ------- Subject: Bug 43270
Author: rguenth Date: Wed Apr 7 12:31:32 2010 New Revision: 158058 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=158058 Log: 2010-04-07 Richard Guenther <rguent...@suse.de> PR tree-optimization/43270 * tree-vrp.c (check_array_ref): Fix flexible array member detection. * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare. * tree-ssa-pre.c (phi_translate_1): Adjust. (fully_constant_expression): Split out vn_reference handling to ... * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here. Fold reads from constant strings. (vn_reference_lookup): Handle fully constant references. (vn_reference_lookup_pieces): Likewise. * Makefile.in (expmed.o-warn): Add -Wno-error. * g++.dg/warn/Warray-bounds-4.C: New testcase. * gcc.dg/Warray-bounds-7.c: Likewise. Added: trunk/gcc/testsuite/g++.dg/warn/Warray-bounds-4.C trunk/gcc/testsuite/gcc.dg/Warray-bounds-7.c Modified: trunk/gcc/ChangeLog trunk/gcc/Makefile.in trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-ssa-pre.c trunk/gcc/tree-ssa-sccvn.c trunk/gcc/tree-ssa-sccvn.h trunk/gcc/tree-vrp.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43270
