Regressions on trunk at revision 161428 vs revision 161411

[H.J. Lu]

New failures:

New passes:
ERROR: could not compile testsuite_shared.cc
ERROR: could not compile testsuite_shared.cc
ERROR: gfortran.dg/semicolon_fixed.f  -O : syntax error in target selector "-std=f2003" for " dg-do 2 options "-std=f2003" "
ERROR: gfortran.dg/semicolon_fixed.f  -O : syntax error in target selector "-std=f2003" for " dg-do 2 options "-std=f2003" "
ERROR: gfortran.dg/semicolon_fixed_2.f  -O : syntax error in target selector "-std=f2008" for " dg-do 2 options "-std=f2008" "
ERROR: gfortran.dg/semicolon_fixed_2.f  -O : syntax error in target selector "-std=f2008" for " dg-do 2 options "-std=f2008" "
ERROR: tcl error sourcing /export/gnu/import/svn/gcc-test/src-trunk/libstdc++-v3/testsuite/libstdc++-abi/abi.exp.
ERROR: tcl error sourcing /export/gnu/import/svn/gcc-test/src-trunk/libstdc++-v3/testsuite/libstdc++-dg/conformance.exp.