Regressions on trunk at revision 205096 vs revision 205094

[H.J. Lu Intel64 Core 2/i7]

New failures:
FAIL: gcc.c-torture/execute/931004-14.c compilation,  -O2 -flto -fno-use-linker-plugin -flto-partition=none 

New passes:
FAIL: gcc.c-torture/execute/920728-1.c compilation,  -O2 -flto -fno-use-linker-plugin -flto-partition=none 
FAIL: gcc.c-torture/execute/pr22098-2.c compilation,  -O2 -flto -fno-use-linker-plugin -flto-partition=none