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From: "stevenxia990430 at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/109385] New: decltype in lambda causes internal compiler error Date: Mon, 03 Apr 2023 06:53:17 +0000 [thread overview] Message-ID: <bug-109385-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109385 Bug ID: 109385 Summary: decltype in lambda causes internal compiler error Product: gcc Version: 12.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: stevenxia990430 at gmail dot com Target Milestone: --- The following program reports an internal compiler error: Segmentation fault To quickly reproduce: https://gcc.godbolt.org/z/WPWjs116W ``` #include <vector> #include <algorithm> int main() { auto sort_fn = [](auto... vals) { return [=]() { decltype(vals) vec; }(); }; auto result = sort_fn(); } ``` Removing the decltype(vals) inside the lambda removes the internal compiler error. This crash seems to happen after and including gcc 8.1 to gcc 12.2
next reply other threads:[~2023-04-03 6:53 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-04-03 6:53 stevenxia990430 at gmail dot com [this message] 2023-04-03 6:58 ` [Bug c++/109385] " pinskia at gcc dot gnu.org 2023-04-03 7:00 ` pinskia at gcc dot gnu.org 2023-04-03 7:12 ` pinskia at gcc dot gnu.org
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