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(parent: 29c5134) | patch
fold-const.c (fold_unary_loc): Do not strip sign-changes for NEGATE_EXPR.
authorRichard Guenther <rguenther@suse.de>
Thu, 7 Jul 2011 14:21:21 +0000 (14:21 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Thu, 7 Jul 2011 14:21:21 +0000 (14:21 +0000)
commitbbc210abb5bc5dc9961f05af2187cfa7170d9916
tree40cc7c59a7cb5207d4d46c9ee4d1811e68774391tree
parent29c5134ac901bba223eb66866cd4be7d30194dc3commit | diff
fold-const.c (fold_unary_loc): Do not strip sign-changes for NEGATE_EXPR.

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.

From-SVN: r175976
gcc/ChangeLog diff | blob | history
gcc/fold-const.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/ftrapv-3.c [new file with mode: 0644] blob