Regressions on trunk at revision 223814 vs revision 223795

[H.J. Lu ia32 Core i7]

New failures:
FAIL: c-c++-common/goacc/acc_on_device-2.c scan-rtl-dump-times expand "\\(call [^\\n]* acc_on_device" 0

New passes:
FAIL: libgomp.oacc-c/../libgomp.oacc-c-c++-common/acc_on_device-1.c -DACC_DEVICE_TYPE_host_nonshm=1 -DACC_MEM_SHARED=0 execution test
FAIL: libgomp.oacc-c++/../libgomp.oacc-c-c++-common/acc_on_device-1.c -DACC_DEVICE_TYPE_host_nonshm=1 -DACC_MEM_SHARED=0 execution test
FAIL: libgomp.oacc-c/../libgomp.oacc-c-c++-common/if-1.c -DACC_DEVICE_TYPE_host_nonshm=1 -DACC_MEM_SHARED=0 execution test
FAIL: libgomp.oacc-c++/../libgomp.oacc-c-c++-common/if-1.c -DACC_DEVICE_TYPE_host_nonshm=1 -DACC_MEM_SHARED=0 execution test
FAIL: libgomp.oacc-fortran/acc_on_device-1-1.f90 -DACC_DEVICE_TYPE_host_nonshm=1 -DACC_MEM_SHARED=0  -O  execution test
FAIL: libgomp.oacc-fortran/acc_on_device-1-2.f -DACC_DEVICE_TYPE_host_nonshm=1 -DACC_MEM_SHARED=0  -O  execution test
FAIL: libgomp.oacc-fortran/acc_on_device-1-3.f -DACC_DEVICE_TYPE_host_nonshm=1 -DACC_MEM_SHARED=0  -O  execution test