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Fix Exception#detailed_message for GC compaction

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Before this commit, the test fails with RGENGC_CHECK_MODE enabled:

    TestException#test_detailed_message_under_gc_compact_stress [test/ruby/test_exception.rb:1466]:
    <"\e[1mfoo (\e[1;4mRuntimeError\e[m\e[1m)\e[m\n" +
    "\e[1mbar\e[m\n" +
    "\e[1mbaz\e[m"> expected but was
    <"\e[1mfoo (\e[1;4mRuntimeError\e[m\e[1m)\e[m\n" +
    "\e[1m\x00\x00\x00\x00\x00\x00\x00\e[m">.
This commit is contained in:
Peter Zhu 2024-01-02 10:07:14 -05:00
parent 28ec79404a
commit b959263b58
3 changed files with 12 additions and 2 deletions
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4
eval_error.c
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@ -125,7 +125,7 @@ print_errinfo(const VALUE eclass, const VALUE errat, const VALUE emesg, const VA
}
VALUE
rb_decorate_message(const VALUE eclass, const VALUE emesg, int highlight)
rb_decorate_message(const VALUE eclass, VALUE emesg, int highlight)
{
const char *einfo = "";
long elen = 0;
@ -210,6 +210,8 @@ rb_decorate_message(const VALUE eclass, const VALUE emesg, int highlight)
}
}
RB_GC_GUARD(emesg);
return str;
}