[Bug go/64001] gccgo: crash on stack splitting

[michael.hudson at canonical dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64001

--- Comment #1 from Michael Hudson-Doyle <michael.hudson at canonical dot com> ---
Created attachment 34175
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34175&action=edit
very small reproducer

Well, here is a very small reproducer indeed.  gccgo-go run boom.go fails ~50%
of the time.  Maybe it really is something to do with the https parsing code...