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2011-03-22 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 22 Mar 2011 12:40:09 +0000 (12:40 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 22 Mar 2011 12:40:09 +0000 (12:40 +0000)
commit1e400367b5b293220afad65084805a170b499fe6
tree824eb6fe401f7e31b326b3f9e241700f0ecfbc54tree | snapshot
parent68ff067dae3ac88218666e999dea2ac198ece1b9commit | diff
2011-03-22  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/48228
* tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
for single-arg PHIs.

* gcc.dg/Wstrict-overflow-23.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@171287 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/Wstrict-overflow-23.c [new file with mode: 0644] blob
gcc/tree-vrp.c diff | blob | history
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