Add missing initializations in oacc testcases

Add missing initializations in oacc testcases

2016-03-23  Tom de Vries  <tom@codesourcery.com>

	* c-c++-common/goacc/kernels-default.c (foo): Add missing
	initialization.
	* gfortran.dg/goacc/private-3.f95 (test): Same.
	* gfortran.dg/goacc/routine-5.f90 (gang, worker, vector, seq): Add
	missing use param.

	* testsuite/libgomp.oacc-fortran/reduction-2.f90: Add missing
	initialization of lresult and lvresult.
	* testsuite/libgomp.oacc-fortran/reduction-3.f90: Same.

From-SVN: r234432