* tree-ssa-alias.c (same_tmr_indexing_p): Break out from ...
	(indirect_refs_may_alias_p): ... here.
	(nonoverlapping_component_refs_since_match_p): Support also non-trivial
	mem refs in the access paths.

	* gcc.dg/tree-ssa/alias-access-path-9.c: New testcase.

From-SVN: r273451