r230795 - in /trunk/gcc: ChangeLog ree.c testsu...

[ktkachov@gcc.gnu.org]

Author: ktkachov
Date: Tue Nov 24 09:31:57 2015
New Revision: 230795

URL: https://gcc.gnu.org/viewcvs?rev=230795&root=gcc&view=rev
Log:
[RTL-ree] PR rtl-optimization/68194: Restrict copy instruction in presence of conditional moves

	PR rtl-optimization/68194
	PR rtl-optimization/68328
	PR rtl-optimization/68185
	* ree.c (combine_reaching_defs): Reject copy_needed case if
	copies_list is not empty.

	* gcc.c-torture/execute/pr68185.c: New test.
	* gcc.c-torture/execute/pr68328.c: Likewise.


Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr68185.c
    trunk/gcc/testsuite/gcc.c-torture/execute/pr68328.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ree.c
    trunk/gcc/testsuite/ChangeLog