[aarch64-port-dev ] git: openjdk/aarch64-port: master: 8271459: C2: Missing NegativeArraySizeException when creating StringBuilder with negative capacity

[Christian Hagedorn]

Changeset: 3953e077
Author:    Christian Hagedorn <chagedorn at openjdk.org>
Date:      2021-10-05 07:02:06 +0000
URL:       https://git.openjdk.java.net/aarch64-port/commit/3953e0774c59c5e936e752aa08b6b6778e232994

8271459: C2: Missing NegativeArraySizeException when creating StringBuilder with negative capacity

Reviewed-by: roland, thartmann, neliasso

! src/hotspot/share/opto/stringopts.cpp
+ test/hotspot/jtreg/compiler/c2/irTests/stringopts/TestNegativeArraySize.java
! test/hotspot/jtreg/compiler/lib/ir_framework/IRNode.java
! test/hotspot/jtreg/testlibrary_tests/ir_framework/tests/TestIRMatching.java