Regressions on trunk at revision 237503 vs revision 237502

[H.J. Lu ia32 Core i7]

New failures:

New passes:
FAIL: gfortran.dg/intrinsic_verify_1.f90   -O2  execution test
FAIL: gfortran.dg/intrinsic_verify_1.f90   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  execution test
FAIL: gfortran.dg/intrinsic_verify_1.f90   -O3 -g  execution test
FAIL: gfortran.dg/select_char_1.f90   -O2  execution test
FAIL: gfortran.dg/select_char_1.f90   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  execution test
FAIL: gfortran.dg/select_char_1.f90   -O3 -g  execution test