re PR tree-optimization/59221 (wrong code at -O2 and -O3 on x86_64-linux-gnu)
commita6094705724d05fc2286c4541c97b8093b77bf05
authorJeff Law <law@redhat.com>
Thu, 21 Nov 2013 19:45:16 +0000 (21 12:45 -0700)
committerJeff Law <law@gcc.gnu.org>
Thu, 21 Nov 2013 19:45:16 +0000 (21 12:45 -0700)
treeecd22acba8a1cb9ccadacc18271aa7b140edb5f7
parent3c8e8595edb357b7ff80c86c46f79823ed1ecce1
re PR tree-optimization/59221 (wrong code at -O2 and -O3 on x86_64-linux-gnu)

PR tree-optimization/59221
* tree-ssa-threadedge.c (thread_across_edge): Properly manage
temporary equivalences when threading through joiner blocks.

PR tree-optimization/59221
* gcc.c-torture/execute/pr59221.c: New test.

From-SVN: r205229
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.c-torture/execute/pr59221.c [new file with mode: 0644]
gcc/tree-ssa-threadedge.c