2013-01-18  Sharad Singhai  <singhai@google.com>

	PR tree-optimization/55995
	* dumpfile.c (dump_loc): Print location only if available.
	* tree-vectorizer.c (increase_alignment): Intialize vect_location.

testsuite/ChangeLog
	PR tree-optimization/55995
	* gcc.dg/vect/vect.exp: Use "details" flags for dump info.

From-SVN: r195303