https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100494
--- Comment #3 from J.M. Eubank <john at thesnappy dot net> --- Yes, this definitely seems specific to the native x86_64-w64-mingw32 build.
john at thesnappy dot net via Gcc-bugs Sun, 13 Jun 2021 07:55:00 -0700
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100494
--- Comment #3 from J.M. Eubank <john at thesnappy dot net> --- Yes, this definitely seems specific to the native x86_64-w64-mingw32 build.