TruffleRuby 23.1.2

TruffleRuby is a high-performance implementation of the Ruby programming language.
TruffleRuby aims to be fully compatible with the standard implementation of Ruby, MRI.
More information is available on the website: http://www.graalvm.org/ruby/
TruffleRuby comes in two standalone modes, native and jvm, for both Oracle GraalVM and Community Edition.
See the documentation for which release asset corresponds to what.

Changelog

Bug fixes:

• Fix rb_enc_left_char_head() so it is not always ArgumentError (#3267, @eregon).
• Fix IO.copy_stream with a Tempfile destination (#3280, @eregon).
• Fix Regexp.union negotiating the wrong result encoding (#3287, @nirvdrum, @simonlevasseur).
• Fix segfault in JITed code, graal commit

* Fix segfault in Native mode with G1 (only applies to Oracle GraalVM & Linux), graal commit
Unfortunately this was not backported to 23.1.2, it will be fixed in the next release.

Compatibility:

• Fix problems with the LLVM toolchain wrappers with Xcode 15 on macOS (#3283, #3294).