https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123061
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[13/14/15/16 regression] |[13/14/15/16 regression]
|wrong code at -O3 with |wrong code at -O3 with
|-ffinite-loops on |-ffinite-loops on
|x86_64-linux-gnu |x86_64-linux-gnu since
| |r12-3313
Keywords|needs-bisection |
CC| |jakub at gcc dot gnu.org
Priority|P3 |P2
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Your guess is correct:
/opt/notnfs/gcc-bisect/obj/gcc/cc1.r12-3312 -quiet -O3 -ffinite-loops
pr123061.c; gcc -o pr123061{,.s}; ./pr123061; echo $?
0
/opt/notnfs/gcc-bisect/obj/gcc/cc1.r12-3313 -quiet -O3 -ffinite-loops
pr123061.c; gcc -o pr123061{,.s}; ./pr123061; echo $?
Floating point exception (core dumped)
136
