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2010-04-06 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 6 Apr 2010 12:32:25 +0000 (12:32 +0000)
committerMasaki Muranaka <monaka@monami-software.com>
Sun, 23 May 2010 05:16:42 +0000 (14:16 +0900)
commite477ce4fe0d75c82db38179bf7017fc81641e427
treec226bd58dac65128b333728dbacee5711a471acd
parent27cab30613033e2f90d0ba6028734973dd824593
2010-04-06  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/43627
* tree-vrp.c (extract_range_from_unary_expr): Widenings
of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
not varying.

* gcc.dg/tree-ssa/vrp49.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157992 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog