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2010-02-16 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 16 Feb 2010 16:11:28 +0000 (16:11 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 16 Feb 2010 16:11:28 +0000 (16:11 +0000)
commitff4868755e6e9a245ed07d361066c2c718112656
tree4620ddaac26a3bc34efc63a8e2cd6bb8afe8224ctree | snapshot
parentc374716e4e890f5fcde1c32a39ca75cb359c66f1commit | diff
2010-02-16  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/41043
* tree-vrp.c  (vrp_var_may_overflow): Only ask SCEV for
real loops.
(vrp_visit_assignment_or_call): Do not ask SCEV for regular
statements ...
(vrp_visit_phi_node): ... but only for loop PHI nodes.

* gfortran.dg/pr41043.f90: New testcase.
* gcc.dg/Wstrict-overflow-18.c: XFAIL.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@156808 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/Wstrict-overflow-18.c diff | blob | history
gcc/tree-vrp.c diff | blob | history
Domain: System / Toolchain;