Regressions on trunk at revision 220416 vs revision 220408

[H.J. Lu ia32 -fpic]

New failures:
FAIL: c-c++-common/ubsan/object-size-9.c   -O2  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0xfff03e0c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0xffc0727c with insufficient space for an object of type 'char'
FAIL: gcc.dg/guality/pr41447-1.c   -O2  execution test
FAIL: gcc.dg/guality/pr41447-1.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  execution test
FAIL: gcc.dg/guality/pr41447-1.c   -O3 -fomit-frame-pointer  execution test
FAIL: gcc.dg/guality/pr41447-1.c   -O3 -g  execution test
FAIL: gcc.dg/guality/pr41447-1.c   -Os  execution test
FAIL: gcc.dg/guality/pr41616-1.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  execution test

New passes:
FAIL: c-c++-common/ubsan/object-size-9.c   -O2  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0xffbcd38c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0xffa587fc with insufficient space for an object of type 'char'