Regressions on trunk at revision 190135 vs revision 190133

[Kirill Yukhin [Intel64 Core i7 AVX]]

New failures:

New passes:
FAIL: gfortran.dg/dependency_23.f90  -O3 -g  (test for excess errors)
FAIL: gfortran.dg/matmul_bounds_5.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/read_infnan_1.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/typebound_call_20.f03  -O3 -fomit-frame-pointer  (test for excess errors)