Regressions on trunk at revision 230982 vs revision 230975

[H.J. Lu x32]

New failures:
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++11  line 73: is 162:should be 81
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++14  line 73: is 162:should be 81
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  gcov: 3 failures in line counts, 0 in branch percentages, 0 in return percentages, 0 in intermediate format
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 115: is 27:should be 14
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 58: is 18:should be 9
FAIL: g++.dg/gcov/gcov-1.C  -std=gnu++98  line 73: is 162:should be 81

New passes:
FAIL: g++.dg/pr67876.C  -std=c++11 (test for excess errors)
FAIL: g++.dg/pr67876.C  -std=c++14 (test for excess errors)
FAIL: g++.dg/pr67876.C  -std=c++98 (test for excess errors)