git: openjdk/jdk11u-dev: 8263303: C2 compilation fails with assert(found_sfpt) failed: no node in loop that's not input to safepoint

[Martin Doerr]

Changeset: 625690e4
Author:    Martin Doerr <mdoerr at openjdk.org>
Date:      2021-09-15 08:19:24 +0000
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/625690e44ff390924c4b9d5a028d24fb807b5eb9

8263303: C2 compilation fails with assert(found_sfpt) failed: no node in loop that's not input to safepoint

Reviewed-by: roland
Backport-of: d4377afb999f4f03d384ded97771c83ea1c1f513

! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/loopopts.cpp
+ test/hotspot/jtreg/compiler/loopstripmining/TestPinnedUseInOuterLSMUnusedBySfpt.java