]>
gcc.gnu.org Git - gcc.git/commit
re PR tree-optimization/43270 (array-bounds false negative)
2010-04-07 Richard Guenther <rguenther@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.
From-SVN: r158058
This page took 0.063498 seconds and 5 git commands to generate.