hg: jdk/submit15: 8237950: C2 compilation fails with "Live Node limit exceeded limit" during ConvI2L::Ideal optimization

[tobias.hartmann at oracle.com]

Changeset: 6132f62c131d
Author:    thartmann
Date:      2020-06-19 11:32 +0200
URL:       https://hg.openjdk.java.net/jdk/submit15/rev/6132f62c131d

8237950: C2 compilation fails with "Live Node limit exceeded limit" during ConvI2L::Ideal optimization
Summary: Postpone ConvI2L::Ideal optimization to IGVN.
Reviewed-by: kvn, neliasso

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