hg: jdk/sandbox: 2 new changesets

[michael.x.mcmahon at oracle.com]

Changeset: 1dfa9155bf03
Author:    michaelm
Date:      2020-06-22 10:32 +0100
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/1dfa9155bf03

Merge

! src/hotspot/share/opto/loopopts.cpp
! test/jdk/ProblemList.txt

Changeset: 855f2ab8928c
Author:    michaelm
Date:      2020-06-22 10:32 +0100
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/855f2ab8928c

Merge