funcspec-2.c, [...]: Skip for -march= options different from those in dg-options.
* gcc.target/i386/funcspec-2.c, gcc.target/i386/funcspec-3.c,
gcc.target/i386/funcspec-9.c, gcc.target/i386/isa-1.c,
gcc.target/i386/memcpy-strategy-1.c,
gcc.target/i386/memcpy-strategy-2.c,
gcc.target/i386/memcpy-vector_loop-1.c,
gcc.target/i386/memcpy-vector_loop-2.c,
gcc.target/i386/memset-vector_loop-1.c,
gcc.target/i386/memset-vector_loop-2.c,
gcc.target/i386/sse2-init-v2di-2.c, gcc.target/i386/ssetype-1.c,
gcc.target/i386/ssetype-2.c, gcc.target/i386/ssetype-5.c: Skip for
-march= options different from those in dg-options.