Regressions on trunk at revision 262957 vs revision 262935

[H.J. Lu (Intel64 LTO/FDO)]

New failures:

New passes:
FAIL: g++.dg/tree-ssa/pr19476-1.C  -std=gnu++11  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-1.C  -std=gnu++11  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-1.C  -std=gnu++14  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-1.C  -std=gnu++14  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-1.C  -std=gnu++98  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-1.C  -std=gnu++98  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-5.C  -std=gnu++11  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-5.C  -std=gnu++11  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-5.C  -std=gnu++14  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-5.C  -std=gnu++14  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-5.C  -std=gnu++98  scan-tree-dump ccp1 "return 42"
FAIL: g++.dg/tree-ssa/pr19476-5.C  -std=gnu++98  scan-tree-dump ccp1 "return 42"