re PR rtl-optimization/78559 (wrong code due to tree if-conversion?)
authorBin Cheng <bin.cheng@arm.com>
Fri, 27 Jan 2017 14:42:23 +0000 (14:42 +0000)
committerBin Cheng <amker@gcc.gnu.org>
Fri, 27 Jan 2017 14:42:23 +0000 (14:42 +0000)
commit3f54004b095d1cd513e63753ee0f8f9f13698347
treeae40843953b1dc70672e14ac10486ab8b3e101a6
parentf6a24a94a63abf72a349346c0af46426a63aba1a
re PR rtl-optimization/78559 (wrong code due to tree if-conversion?)

PR rtl-optimization/78559
* combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
other_insn in combine.

gcc/testsuite
PR rtl-optimization/78559
* gcc.c-torture/execute/pr78559.c: New test.

From-SVN: r244979
gcc/ChangeLog
gcc/combine.c
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.c-torture/execute/pr78559.c [new file with mode: 0644]