https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91755
Martin Liška <marxin at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2020-01-29 CC| |marxin at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> --- Confirmed. Clang also rejects the code: pr91755.cc:2:1: error: static_assert failed due to requirement 'sizeof ("\"\317\200\"") == sizeof ("\"\\U000003C0\"")' "oops" static_assert(sizeof(stringize("π")) == sizeof(stringize("\U000003C0")), "oops"); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~