r270902 - in /trunk/gcc: ChangeLog tree-ssa-ali...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon May  6 08:54:40 2019
New Revision: 270902

URL: https://gcc.gnu.org/viewcvs?rev=270902&root=gcc&view=rev
Log:
2019-05-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/90316
	* tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
	compute target on demand.
	(get_continuation_for_phi): Remove code walking stmts to
	get to a target virtual operand which could end up being
	quadratic.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-alias.c