Regressions on 5 at revision 233395 vs revision 233360

[H.J. Lu ia32]

New failures:

New passes:
FAIL: gcc.c-torture/execute/pr64682.c   -O2  execution test
FAIL: gcc.c-torture/execute/pr64682.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  execution test
FAIL: gcc.c-torture/execute/pr64682.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  execution test
FAIL: gcc.c-torture/execute/pr64682.c   -O3 -fomit-frame-pointer  execution test
FAIL: gcc.c-torture/execute/pr64682.c   -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  execution test
FAIL: gcc.c-torture/execute/pr64682.c   -O3 -fomit-frame-pointer -funroll-loops  execution test
FAIL: gcc.c-torture/execute/pr64682.c   -O3 -g  execution test