Regressions on trunk at revision 218765 vs revision 218759

[H.J. Lu Intel64]

New failures:
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fffd186694c with insufficient space for an object of type 'char'
FAIL: gcc.target/i386/pr64110.c (internal compiler error)
FAIL: gcc.target/i386/pr64110.c (test for excess errors)

New passes:
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff64df54bc with insufficient space for an object of type 'char'