https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95980
--- Comment #9 from Steve Kargl <sgk at troutmask dot apl.washington.edu> --- On Mon, Jul 06, 2020 at 08:29:24PM +0000, anlauf at gcc dot gnu.org wrote: > I have the impression that there's a lot of bad things happening with > invalid input that is not always caught on x86_64. This has been true since I started working on gfortran some 15+ years ago. Much of the code is written assuming a correctly written Fortran program. Invalid input, particularly corner cases and with newer features, tend to blow up. Gerhard seems to delight in finding these issues. :-)