[Bug driver/54964] -MMD is silently ignored with -x assembler (or inferred language from .s extension)

[ami at fischman dot org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54964

--- Comment #2 from Ami Fischman <ami at fischman dot org> 2012-10-18 00:14:30 UTC ---
It would still be nice to not act differently for .s files than for
.{S,cc,cpp,c} files...