3.4.2

What's Changed

• Bug #21024: Ruby including generates compilation warning with GCC 15, header is deprecated in C++17,
• Bug #21021: "try to mark T_NONE object" with 3.4.1
• Bug #20997: YJIT panic assertion left == right failed: leave instruction expects stack size 1, but was: 2
• Bug #20981: rb_undefine_finalizer is missing
• Bug #20989: Segmentation fault in Ripper when lexing /#{"\xcd"}/
• Bug #21003: unexpected warning about ignored block
• Bug #21002: Please include license information of turbo_tests
• Bug #21001: unexpected nil result from proc with ensure and next
• Bug #21010: Endless method definition of []= is SyntaxError in parse.y but allowed in Prism
• Bug #20992: eval(ascii_encoded_code) raises EncodingError when multibyte local variable exists
• Bug #21017: --with-parser=parse.y configure option does not work
• Bug #21014: Prism doesn't set node_id on iseqs correctly
• Bug #21027: not() receiver should be nil
• Bug #20995: exception escapes block given to IO.popen("-") in child process
• Bug #21008: Array#sum, Enumerator#sum, Numeric subclass
• Bug #21044: Prism maximum recursion depth is 1_000, parse.y is 10_000
• Bug #21031: Incompatibility with prism and parse.y when eval'ing unnamed forwarding variables
• Bug #21085: [BUG] Stack consistency error with -ne
• Bug #21048: [Prism] rescue in modifier form with condition behaves differently
• Bug #21046: Backport: TLS fix for ARM64
• Bug #21012: Compiling a['a','b'],=1 with parse.y fails
• Bug #21038: Preserve errno in rb_fiber_scheduler_unblock
• Bug #21032: Module#autoload? is slow when $LOAD_PATH contains a relative path
• Bug #21092: error building ruby 3.4.1 on cygwin/msys2
• Bug #21095: Prefer uname -n over hostname in tests.
• Bug #21103: Binding problem with delegate methods
• Bug #21088: TCPSocket.new raises Socket::ResolutionError instead of Errno::ECONNREFUSED for hosts defined in /etc/hosts
• Bug #21112: Typo in error message when an incorrect key is used with WeakKeyMap
• Bug #21117: Inconsistent behaviour between "_1" and "it" variables
• Bug #21114: Prism hangs up while parsing deeply nested def
• Bug #20984: ENV.inspect is not encoding aware
• Bug #20982: Inconsistency between Hash#inspect and ENV.inspect in Ruby 3.4

Note: This list is automatically generated by tool/gen-github-release.rb. Because of this, some commits may be missing.

Full Changelog

v3_4_1...v3_4_2