Regressions on trunk at revision 187074 vs revision 187042

[H.J. Lu ia32]

New failures:
FAIL: gcc.target/i386/funcspec-9.c (test for excess errors)
FAIL: gcc.target/i386/pr44948-2a.c (test for excess errors)
FAIL: gcc.target/i386/sse-22.c (test for excess errors)
FAIL: gcc.target/i386/sse-22a.c (test for excess errors)
FAIL: gcc.target/i386/sse-23.c (test for excess errors)
FAIL: gcc.target/i386/sse-24.c (test for excess errors)

New passes: