hg: jdk/submit: 8236850: Operations on constant List/Set.of(element) instances does not consistently constant fold

[claes.redestad at oracle.com]

Changeset: d8a27d799478
Author:    redestad
Date:      2020-01-14 23:40 +0100
URL:       https://hg.openjdk.java.net/jdk/submit/rev/d8a27d799478

8236850: Operations on constant List/Set.of(element) instances does not consistently constant fold
Reviewed-by: smarks, jrose, rriggs, psandoz

! src/hotspot/share/memory/heapShared.cpp
! src/java.base/share/classes/java/util/ImmutableCollections.java
! src/java.base/share/classes/java/util/List.java
! src/java.base/share/classes/java/util/Map.java
! src/java.base/share/classes/java/util/Set.java
! test/micro/org/openjdk/bench/java/util/ImmutableColls.java