2014-11-24  Petr Murzin  <petr.murzin@intel.com>

gcc/
	* simplify-rtx.c (simplify_ternary_operation): Simplify
	vec_merge (vec_duplicate (vec_select)).

gcc/testsuite/
	* gcc.target/i386/extract-insert-combining.c: New test.

From-SVN: r218015