Remove -fopenmp in dg-options in libgomp.c

Remove -fopenmp in dg-options in libgomp.c

2015-06-15  Tom de Vries  <tom@codesourcery.com>

	* testsuite/libgomp.c/atomic-18.c: Remove superfluous -fopenmp setting
	in dg-options.
	* testsuite/libgomp.c/atomic-3.c: Same.
	* testsuite/libgomp.c/debug-1.c: Same.
	* testsuite/libgomp.c/nqueens-1.c: Same.
	* testsuite/libgomp.c/pr26171.c: Same.
	* testsuite/libgomp.c/pr48591.c: Same.
	* testsuite/libgomp.c/pr64824.c: Same.
	* testsuite/libgomp.c/pr64868.c: Same.
	* testsuite/libgomp.c/pr66133.c: Same.
	* testsuite/libgomp.c/pr66199-1.c: Same.
	* testsuite/libgomp.c/pr66199-2.c: Same.
	* testsuite/libgomp.c/target-8.c: Same.

From-SVN: r224480