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  1. Masanori Ogino 𓀁 (omasanori@mstdn.maud.io)'s status on Friday, 24-Jul-2020 23:26:07 JST Masanori Ogino 𓀁 Masanori Ogino 𓀁

    コンパイラは「合法なプログラムであればこの位置に到達することはない」(未定義動作)マーカーとしてud2を出力することがある http://blog.llvm.org/2011/05/what-every-c-programmer-should-know.html ので、現代のその辺のプログラムにもud2が埋め込まれている可能性は十分ある

    In conversation Friday, 24-Jul-2020 23:26:07 JST from mstdn.maud.io permalink

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    1. What Every C Programmer Should Know About Undefined Behavior #1/3
      People occasionally ask why LLVM-compiled code sometimes generates SIGTRAP signals when the optimizer is turned on. After digging in, they f...
    • まちカドおるみん御嬢様 repeated this.
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