r234834 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Apr  8 17:28:20 2016
New Revision: 234834

URL: https://gcc.gnu.org/viewcvs?rev=234834&root=gcc&view=rev
Log:
	PR middle-end/70593
	* tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
	with multiple SSA_NAME defs, force the outputs other than first
	to be live before calling live_track_process_def on each output.

	* gcc.target/i386/pr70593.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr70593.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-coalesce.c