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r176448 - in /branches/gcc-4_5-branch/gcc: Chan...
- From: jakub at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Tue, 19 Jul 2011 12:44:47 -0000
- Subject: r176448 - in /branches/gcc-4_5-branch/gcc: Chan...
Author: jakub
Date: Tue Jul 19 12:44:46 2011
New Revision: 176448
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176448
Log:
Backport from mainline
2011-05-18 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/49039
* tree-vrp.c (extract_range_from_binary_expr): For
MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
* gcc.c-torture/execute/pr49039.c: New test.
* gcc.dg/tree-ssa/pr49039.c: New test.
* g++.dg/torture/pr49039.C: New test.
Added:
branches/gcc-4_5-branch/gcc/testsuite/g++.dg/torture/pr49039.C
branches/gcc-4_5-branch/gcc/testsuite/gcc.c-torture/execute/pr49039.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/tree-ssa/pr49039.c
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
branches/gcc-4_5-branch/gcc/tree-vrp.c