git: openjdk/jdk: 8327247: C2 uses up to 2GB of RAM to compile complex string concat in extreme cases

[Claes Redestad]

Changeset: 5e2ced4b
Author:    Claes Redestad <redestad at openjdk.org>
Date:      2024-04-26 12:36:55 +0000
URL:       https://git.openjdk.org/jdk/commit/5e2ced4b9e1c9953e459dc152076520e5ef9d76c

8327247: C2 uses up to 2GB of RAM to compile complex string concat in extreme cases

Reviewed-by: mchung, shade

! src/java.base/share/classes/java/lang/invoke/StringConcatFactory.java
! test/micro/org/openjdk/bench/java/lang/StringConcat.java