Remove unused check_effective_target_offload_nvptx

	gcc/testsuite/
	* lib/target-supports.exp (check_effective_target_offload_nvptx):
	Remove.

From-SVN: r269110

gcc/testsuite/ChangeLog

 2019-02-22  Thomas Schwinge  <thomas@codesourcery.com>
 
+	* lib/target-supports.exp (check_effective_target_offload_nvptx):
+	Remove.
+
 	PR fortran/72741
 	* gfortran.dg/goacc/classify-routine.f95: Adjust.
 

gcc/testsuite/lib/target-supports.exp

@@ -8900,14 +8900,6 @@ proc check_effective_target_vect_max_reduc { } {
     return 0
 }
 
-# Return 1 if there is an nvptx offload compiler.
-
-proc check_effective_target_offload_nvptx { } {
-    return [check_no_compiler_messages offload_nvptx object {
-	int main () {return 0;}
-    } "-foffload=nvptx-none" ]
-}
-
 # Return 1 if the compiler has been configured with hsa offloading.
 
 proc check_effective_target_offload_hsa { } {