Avoid ERROR in libgomp.oacc-c++/c++.exp in non-C++ configurations

	libgomp/
	* testsuite/libgomp.oacc-c++/c++.exp [!lang_test_file_found]: Call
	set-torture-options.

From-SVN: r234519

libgomp/ChangeLog

+2016-03-29  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* testsuite/libgomp.oacc-c++/c++.exp [!lang_test_file_found]: Call
+	set-torture-options.
+
 2016-03-24  Thomas Schwinge  <thomas@codesourcery.com>
 
 	* testsuite/libgomp.oacc-c++/c++.exp: Set up torture testing, use

libgomp/testsuite/libgomp.oacc-c++/c++.exp

@@ -122,6 +122,10 @@ if { $lang_test_file_found } {
 
 	gcc-dg-runtest $tests "$tagopt" "$libstdcxx_includes"
     }
+} else {
+    # Call this once, which placates the subsequent torture-finish.
+    set-torture-options [list \
+			     { INVALID } ]
 }
 
 # See above.