Regressions on trunk at revision 185451 vs revision 185444

[Kirill Yukhin [Intel64 Core i7 AVX]]

New failures:
FAIL: gfortran.dg/gamma_1.f90  -Os  (test for excess errors)

New passes:
FAIL: gfortran.dg/proc_ptr_comp_13.f90  -O1  (test for excess errors)
FAIL: gfortran.dg/read_eof_all.f90  -O2  (test for excess errors)
FAIL: gfortran.dg/recursive_check_9.f90  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: gfortran.dg/typebound_call_3.f03  -O3 -fomit-frame-pointer -funroll-loops  (test for excess errors)
FAIL: gfortran.dg/widechar_5.f90  -O0  (test for excess errors)