[Bug ipa/118973] [15 regression] ICE when building glog-0.6.0 (single_succ_edge, at basic-block.h:332)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118973

--- Comment #1 from Sam James <sjames at gcc dot gnu.org> ---
```
int _setjmp();
void a() {
  int b;
  if (_setjmp())
    new int;
  &b;
}
```