hg: jdk9/hs-comp/hotspot: 8136926: phi == NULL assert in PhaseIdealLoop::try_move_store_after_loop

[roland.westrelin at oracle.com]

Changeset: 7c288547a709
Author:    roland
Date:      2015-09-22 15:25 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/7c288547a709

8136926: phi == NULL assert in PhaseIdealLoop::try_move_store_after_loop
Summary: multiple phis on same slice are possible in a loop
Reviewed-by: kvn, mcberg

! src/share/vm/opto/loopopts.cpp
! test/compiler/loopopts/TestMoveStoresOutOfLoops.java