Regressions on 4.9 at revision 220195 vs revision 220147

[H.J. Lu Intel64]

New failures:
FAIL: boehm-gc.c/gctest.c -O2 execution test

New passes:
FAIL: gfortran.dg/class_allocate_18.f90  -O0  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O0  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O3 -fomit-frame-pointer -funroll-all-loops -finline-functions  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -Os  (test for excess errors)
FAIL: gfortran.dg/class_allocate_18.f90  -Os  (test for excess errors)