r262059 - in /branches/gcc-6-branch/gcc: Change...

[jakub@gcc.gnu.org]

Author: jakub
Date: Mon Jun 25 17:19:13 2018
New Revision: 262059

URL: https://gcc.gnu.org/viewcvs?rev=262059&root=gcc&view=rev
Log:
	Backported from mainline
	2018-01-30  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/83986
	* sched-deps.c (sched_analyze_insn): For frame related insns, add anti
	dependence against last_pending_memory_flush in addition to
	pending_jump_insns.

	* gcc.dg/pr83986.c: New test.

Added:
    branches/gcc-6-branch/gcc/testsuite/gcc.dg/pr83986.c
Modified:
    branches/gcc-6-branch/gcc/ChangeLog
    branches/gcc-6-branch/gcc/sched-deps.c
    branches/gcc-6-branch/gcc/testsuite/ChangeLog