* bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
	genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
	passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
	tree-scalar-evolution.c, tree-ssa-copyrename.c,
	tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.

From-SVN: r87302