https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87485
--- Comment #14 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Jakub Jelinek from comment #13)
> (In reply to Uroš Bizjak from comment #12)
> > (In reply to Jakub Jelinek from comment #10)
> > > and r264676 fixed that ICE, but hangs on it.
> > Are you sure you have correct revision here? Mentioned revision removes FPSR
> > x87 status register, which x86_64 should not use at all. The description
> > mentions r264726 that mentions many changes in ira-lives.c and lra-lives.c
>
> Yes.
Strange... Even more strange is the fact, that it works for me with:
GCC: (GNU) 9.0.0 20181119 (experimental) [trunk revision 266278]
$ /ssd/uros/gcc-build/gcc/cc1 -quiet -O2 -fschedule-insns
-fno-guess-branch-probability -fno-isolate-erroneous-paths-dereference
-fno-omit-frame-pointer -fno-split-wide-types -fno-tree-ccp -fno-tree-sra
pr87485.c; echo $?
pr87485.c: In function ‘c8’:
pr87485.c:19:23: warning: division by zero [-Wdiv-by-zero]
19 | *xh += fl < (e4 / 0);
| ^
0
