https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96819
Bug ID: 96819 Summary: ICE when reading <tuple> from libc++ 9 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: gccbugbjorn at fahller dot se Target Milestone: --- Created attachment 49140 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49140&action=edit Preprocessed source of #include <tuple> from libc++9 This program causes an ICE when compiled with g++ (Compiler-Explorer-Build) 11.0.0 20200825 and use the include path for libc++ 9.0.0 using -std=c++17 or -std=c++20. C++11 and C++14 compiles. --- #include <tuple> --- Attached are preprocessed sources for -std=c++20