Regressions on trunk at revision 230263 vs revision 230202

[H.J. Lu Intel64 Core i7]

New failures:
FAIL: c-c++-common/goacc/data-default-1.c 2 (test for warnings, line 15)
FAIL: c-c++-common/goacc/data-default-1.c 2 (test for warnings, line 15)
FAIL: c-c++-common/goacc/data-default-1.c 2 (test for warnings, line 9)
FAIL: c-c++-common/goacc/data-default-1.c 2 (test for warnings, line 9)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++11 2 (test for warnings, line 15)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++11 2 (test for warnings, line 15)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++11 2 (test for warnings, line 9)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++11 2 (test for warnings, line 9)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++11 (test for excess errors)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++11 (test for excess errors)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++14 2 (test for warnings, line 15)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++14 2 (test for warnings, line 15)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++14 2 (test for warnings, line 9)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++14 2 (test for warnings, line 9)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++14 (test for excess errors)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++14 (test for excess errors)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++98 2 (test for warnings, line 15)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++98 2 (test for warnings, line 15)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++98 2 (test for warnings, line 9)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++98 2 (test for warnings, line 9)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++98 (test for excess errors)
FAIL: c-c++-common/goacc/data-default-1.c  -std=c++98 (test for excess errors)
FAIL: c-c++-common/goacc/data-default-1.c (test for excess errors)
FAIL: c-c++-common/goacc/data-default-1.c (test for excess errors)

New passes:
FAIL: g++.dg/cpp0x/Wattributes1.C  -std=c++11  (test for warnings, line 111)
FAIL: g++.dg/cpp0x/Wattributes1.C  -std=c++11  (test for warnings, line 111)
FAIL: g++.dg/cpp0x/Wattributes1.C  -std=c++14  (test for warnings, line 111)
FAIL: g++.dg/cpp0x/Wattributes1.C  -std=c++14  (test for warnings, line 111)