Regressions on trunk at revision 154399 vs revision 154361

[H.J. Lu]

New failures:
ERROR: gcc.dg/tree-ssa/vrp47.c: syntax error in target selector "target ! mips*-*-* ! s390*-*-*" for " dg-do 6 compile { target { ! mips*-*-* ! s390*-*-* } } "

New passes:
FAIL: gcc.dg/struct/wo_prof_double_malloc.c (internal compiler error)
FAIL: gcc.dg/struct/wo_prof_double_malloc.c (test for excess errors)
ERROR: tcl error sourcing /export/gnu/import/svn/gcc-test/src-trunk/gcc/testsuite/gfortran.dg/dg.exp.
ERROR: unmatched open brace in list