2012-01-11 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 11 Jan 2013 10:20:02 +0000 (10:20 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 11 Jan 2013 10:20:02 +0000 (10:20 +0000)
commit742ca2be3d11b4bb0d1a5ff959efbb08a08f9912
treecf7a483327f831613f65e779338a6b9783f8fd9e
parent9c03010cc954974908f1aaf6b9e460e33da47b38
2012-01-11  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/44061
* tree-vrp.c (extract_range_basic): Compute zero as
value-range for __builtin_constant_p of function parameters.

* gcc.dg/pr44061.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@195103 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/pr44061.c [new file with mode: 0644]
gcc/tree-vrp.c