nyaxt https://blog.hatena.ne.jp/nyaxt/ nyaxtのPC作業ログ https://nyaxt.hatenadiary.org/ ruby rubyext try_funcがgcc warning出すのを避けるぱっち require 'mkmf' # replace f**king try_func def try_func(func, libs, headers = nil, &b) headers = cpp_include(headers) try_link(<<"SRC", libs, &b) or #{headers} /*top*/ #{MAIN_DOES_NOTHING} int t() { void ((*volatile p)()); p = (void ((*)()))#{func}; return 0; } SRC try_… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnyaxt.hatenadiary.org%2Fentry%2F20101013%2F1286965200" title=" mkmf.rbで$CFLAGS &lt;&lt; &#39;-Werror&#39;をつかう - nyaxtのPC作業ログ" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2010-10-13 19:20:00 rich https://nyaxt.hatenadiary.org/entry/20101013/1286965200 1.0 100%