[Bug bootstrap/124602] [unexpected EOF while looking for matching `"'] while /bin/sh is parsing $(BASE_FLAGS_TO_PASS)

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=124602

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
what shell are you using?

Also since you building with `https://github.com/msys2/MINGW-packages/issues`
as the bugurl, have you reported it there?