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(parent: 7430df6) | patch
2011-07-07 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 7 Jul 2011 14:21:21 +0000 (14:21 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 7 Jul 2011 14:21:21 +0000 (14:21 +0000)
commitff174e5c2a793879d7dc369a145544f64e890e79
tree40cc7c59a7cb5207d4d46c9ee4d1811e68774391tree
parent7430df613080d815941b29dd8e9218d15ebd085ccommit | diff
2011-07-07  Richard Guenther  <rguenther@suse.de>

* fold-const.c (fold_unary_loc): Do not strip sign-changes
for NEGATE_EXPR.

* gcc.dg/ftrapv-3.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@175976 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | blame | history
gcc/fold-const.c diff | blob | blame | history
gcc/testsuite/ChangeLog diff | blob | blame | history
gcc/testsuite/gcc.dg/ftrapv-3.c [new file with mode: 0644] blob
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