http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60005
Kai Tietz <ktietz at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED CC| |ktietz at gcc dot gnu.org Resolution|--- |INVALID --- Comment #1 from Kai Tietz <ktietz at gcc dot gnu.org> --- This is an bug in implementation of wcstod. By standard this routine has to handle that endptr is null. So please report this issue to mingw.