https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85494
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target|mingw |*-*-mingw* Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #9 from Jonathan Wakely <redi at gcc dot gnu.org> --- This is now fixed for mingw-w64. It's also fixed for mingw.org if the CPU supports either RDSEED or RDRAND. For mingw.org binaries running on older CPUs it will still use the mt19937 PRNG.