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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/105667] [C++20] lambas in template argument sometimes causes an ICE (seg fault) Date: Thu, 19 May 2022 23:47:09 +0000 [thread overview] Message-ID: <bug-105667-4-D9tCeFO2Ch@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-105667-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105667 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[C++20] templated lambas in |[C++20] lambas in template |template argument sometimes |argument sometimes causes |causes an ICE (seg fault) |an ICE (seg fault) --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Confirmed. something slightly shorter, changing the class template to a function template and changing some other things slightly too. problem is related to lamba as a template argument. template<auto f> struct h {typedef int type;}; template<class Types> struct t{}; template<typename Ts> void crash() { using Types = typename h<[]() {}>::type; auto f = [&] <int i> () { using type = t<Types>; }; f.template operator()<1>(); } int main() { crash<int>(); return 0; }
next prev parent reply other threads:[~2022-05-19 23:47 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-19 23:22 [Bug c++/105667] New: Internal compiler segmentation fault akira65535 at protonmail dot com 2022-05-19 23:34 ` [Bug c++/105667] " pinskia at gcc dot gnu.org 2022-05-19 23:47 ` pinskia at gcc dot gnu.org [this message] 2022-05-19 23:48 ` [Bug c++/105667] [C++20] lambas in template argument sometimes causes an ICE (seg fault) pinskia at gcc dot gnu.org 2022-05-19 23:51 ` pinskia at gcc dot gnu.org 2022-05-20 7:50 ` marxin at gcc dot gnu.org 2022-09-04 17:40 ` pobrn at protonmail dot com 2023-05-08 21:27 ` eric.niebler at gmail dot com 2023-06-30 19:56 ` blubban at gmail dot com 2024-04-13 20:24 ` [Bug c++/105667] [C++20] lambdas in template argument sometimes cause " pinskia at gcc dot gnu.org
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