* testsuite/libgomp.exp (libgomp_init): Only set things that
	depend on blddir if blddir exists.
	(libgomp_target_compile): Likewise.
	* testsuite/libgomp.c++/c++.exp: Likewise.
	* testsuite/libgomp.fortran/fortran.exp: Likewise.

From-SVN: r139393