https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70135
Bug ID: 70135 Summary: -fsanitize=undefined causes static_assert to fail Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: sanitizer Assignee: unassigned at gcc dot gnu.org Reporter: trippels at gcc dot gnu.org CC: dodji at gcc dot gnu.org, dvyukov at gcc dot gnu.org, jakub at gcc dot gnu.org, kcc at gcc dot gnu.org Target Milestone: --- Created attachment 37894 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37894&action=edit unreduced testcase markus@x4 build % g++ -O2 comparing.ii markus@x4 build % clang++ -std=c++14 -O2 comparing.ii markus@x4 build % clang++ -fsanitize=undefined -std=c++14 -O2 comparing.ii markus@x4 build % g++ -fsanitize=undefined -O2 comparing.ii ../example/comparing.cpp: In function ‘int main()’: ../example/comparing.cpp:26:5: error: static assertion failed static_assert(grouped == hana::make_tuple( ^~~~~~~~~~~~~