Regressions on trunk at revision 243105 vs revision 243093

[H.J. Lu ia32 -fpic]

New failures:

New passes:
FAIL: 26_numerics/valarray/name_lookup.cc (test for excess errors)
FAIL: g++.dg/cilk-plus/CK/fib-opr-overload.cc  -g -fcilkplus execution test
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O0   scan-tree-dump-times original "_gfortran_caf_register \\(72, 1, &xx\\.token, \\(void \\*\\) &xx, 0B, 0B, 0\\)" 1
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O1   scan-tree-dump-times original "_gfortran_caf_register \\(72, 1, &xx\\.token, \\(void \\*\\) &xx, 0B, 0B, 0\\)" 1
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O2   scan-tree-dump-times original "_gfortran_caf_register \\(72, 1, &xx\\.token, \\(void \\*\\) &xx, 0B, 0B, 0\\)" 1
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions   scan-tree-dump-times original "_gfortran_caf_register \\(72, 1, &xx\\.token, \\(void \\*\\) &xx, 0B, 0B, 0\\)" 1
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -O3 -g   scan-tree-dump-times original "_gfortran_caf_register \\(72, 1, &xx\\.token, \\(void \\*\\) &xx, 0B, 0B, 0\\)" 1
FAIL: gfortran.dg/coarray_lib_alloc_4.f90   -Os   scan-tree-dump-times original "_gfortran_caf_register \\(72, 1, &xx\\.token, \\(void \\*\\) &xx, 0B, 0B, 0\\)" 1