Regressions on native/master at commit r14-3085 vs commit r14-3084 on Linux/x86_64

[H. J. Lu]

Regressions on native/master at commit r14-3085 vs commit r14-3084 on Linux/x86_64
New failures:
FAIL: compiler driver --help=target option(s): "^ +-.*[^:.]$" absent from output: "  -mpartial-vector-fp-math    Enable floating-point status flags setting SSE vector operations on partial vectors"
FAIL: compiler driver --help=target option(s): "^ +-.*[^:.]$" absent from output: "  -mpartial-vector-fp-math    Enable floating-point status flags setting SSE vector operations on partial vectors"
FAIL: compiler driver --help=target option(s): "^ +-.*[^:.]$" absent from output: "  -mpartial-vector-fp-math    Enable floating-point status flags setting SSE vector operations on partial vectors"

New passes: