Regressions on trunk at revision 248462 vs revision 248449

[H.J. Lu ia32 -fpic]

New failures:
FAIL: gfortran.dg/pr48636.f90   -O   scan-ipa-dump inline "IPA hints: loop_iterations"
FAIL: libgomp.c++/udr-12.C (test for excess errors)
FAIL: libgomp.c++/udr-13.C (test for excess errors)
FAIL: libgomp.c++/udr-16.C (test for excess errors)
FAIL: libgomp.c++/udr-2.C (test for excess errors)
FAIL: libgomp.c++/udr-3.C (test for excess errors)
FAIL: libgomp.c++/udr-6.C (test for excess errors)

New passes:
FAIL: gfortran.dg/pr48636.f90   -O   scan-ipa-dump fnsummary "inline hints: loop_iterations"