* calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
	tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
	config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
	comment typos.
	* doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.

From-SVN: r102385