git: openjdk/jdk: master: 8357105: C2: compilation fails with "assert(false) failed: empty program detected during loop optimization"

[Daniel Skantz]

Changeset: a300c356
Branch: master
Author:    Daniel Skantz <dskantz at openjdk.org>
Date:      2025-05-26 14:22:12 +0000
URL:       https://git.openjdk.org/jdk/commit/a300c356555019a42c19bf0c16184f6dee4ad96e

8357105: C2: compilation fails with "assert(false) failed: empty program detected during loop optimization"

Reviewed-by: syan, rcastanedalo

! src/hotspot/share/opto/stringopts.cpp
+ test/hotspot/jtreg/compiler/stringopts/TestStackedConcatsAppendUncommonTrap.java