Fix 92085-2.c ICE due to having (const_int 0) as the destination of a set.
authorJeff Law <law@torsion.usersys.redhat.com>
Mon, 1 Jun 2020 21:14:50 +0000 (17:14 -0400)
committerJeff Law <law@torsion.usersys.redhat.com>
Mon, 1 Jun 2020 21:18:03 +0000 (17:18 -0400)
commitc7969df1c5d3785c0b409f97e7682a6f0d2637ec
tree7353fdd7a1ef0a299246d1a7547af7a7aff24a3e
parent172f2c42a10fd470c93f1e84575de9766c157591
Fix 92085-2.c ICE due to having (const_int 0) as the destination of a set.

gcc/
* lower-subreg.c (resolve_simple_move): If simplify_gen_subreg_concatn
returns (const_int 0) for the destination, then emit nothing.
gcc/lower-subreg.c