Regressions on trunk at revision 232141 vs revision 232123

[H.J. Lu Intel64 -fpic -mcmodel=medium -mcmodel=large]

New failures:

New passes:
FAIL: gcc.c-torture/compile/SFset.c   -O1  (internal compiler error)
FAIL: gcc.c-torture/compile/SFset.c   -O1  (internal compiler error)
FAIL: gcc.c-torture/compile/SFset.c   -O1  (test for excess errors)
FAIL: gcc.c-torture/compile/SFset.c   -O1  (test for excess errors)
FAIL: gcc.c-torture/compile/SFset.c   -O2  (internal compiler error)
FAIL: gcc.c-torture/compile/SFset.c   -O2  (internal compiler error)
FAIL: gcc.c-torture/compile/SFset.c   -O2  (test for excess errors)
FAIL: gcc.c-torture/compile/SFset.c   -O2  (test for excess errors)
FAIL: gcc.c-torture/compile/SFset.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  (internal compiler error)
FAIL: gcc.c-torture/compile/SFset.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  (internal compiler error)
FAIL: gcc.c-torture/compile/SFset.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  (test for excess errors)
FAIL: gcc.c-torture/compile/SFset.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  (test for excess errors)
FAIL: gcc.c-torture/compile/SFset.c   -O3 -g  (internal compiler error)
FAIL: gcc.c-torture/compile/SFset.c   -O3 -g  (internal compiler error)
FAIL: gcc.c-torture/compile/SFset.c   -O3 -g  (test for excess errors)
FAIL: gcc.c-torture/compile/SFset.c   -O3 -g  (test for excess errors)