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Don't compile rb_undefine_finalizer on Ruby 3.4.0 and 3.4.1 #1239

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Merged
eregon merged 1 commit into from
Jan 18, 2025
Merged

Don't compile rb_undefine_finalizer on Ruby 3.4.0 and 3.4.1 #1239

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6 changes: 6 additions & 0 deletions optional/capi/ext/finalizer_spec.c
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,13 @@ static VALUE define_finalizer(VALUE self, VALUE obj, VALUE finalizer) {
}

static VALUE undefine_finalizer(VALUE self, VALUE obj) {
// Ruby 3.4.0 and 3.4.1 have a bug where rb_undefine_finalizer is missing
// See: https://bugs.ruby-lang.org/issues/20981
#if RUBY_API_VERSION_CODE == 30400 && (RUBY_VERSION_TEENY == 0 || RUBY_VERSION_TEENY == 1)
return Qnil;
#else
return rb_undefine_finalizer(obj);
#endif
}

void Init_finalizer_spec(void) {
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