Runtime checking of OpenACC parallelism dimensions clauses

	libgomp/
	* testsuite/libgomp.oacc-c-c++-common/parallel-dims.c: Rewrite.
	* testsuite/lib/libgomp.exp
	(check_effective_target_openacc_nvidia_accel_configured): New
	proc.
	* testsuite/libgomp.oacc-c++/c++.exp (check_effective_target_c)
	(check_effective_target_c++): New procs.
	* testsuite/libgomp.oacc-c/c.exp (check_effective_target_c)
	(check_effective_target_c++): Likewise.

From-SVN: r248358

libgomp/ChangeLog

+2017-05-23  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* testsuite/libgomp.oacc-c-c++-common/parallel-dims.c: Rewrite.
+	* testsuite/lib/libgomp.exp
+	(check_effective_target_openacc_nvidia_accel_configured): New
+	proc.
+	* testsuite/libgomp.oacc-c++/c++.exp (check_effective_target_c)
+	(check_effective_target_c++): New procs.
+	* testsuite/libgomp.oacc-c/c.exp (check_effective_target_c)
+	(check_effective_target_c++): Likewise.
+
 2017-05-22  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/80809

libgomp/testsuite/lib/libgomp.exp

@@ -359,6 +359,18 @@ proc check_effective_target_offload_device_shared_as { } {
     } ]
 }
 
+# Return 1 if configured for nvptx offloading.
+
+proc check_effective_target_openacc_nvidia_accel_configured { } {
+    global offload_targets
+    if { ![string match "*,nvptx,*" ",$offload_targets,"] } {
+        return 0
+    }
+    # PR libgomp/65099: Currently, we only support offloading in 64-bit
+    # configurations.
+    return [is-effective-target lp64]
+}
+
 # Return 1 if at least one nvidia board is present.
 
 proc check_effective_target_openacc_nvidia_accel_present { } {

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

@@ -4,6 +4,13 @@ load_lib libgomp-dg.exp
 load_gcc_lib gcc-dg.exp
 load_gcc_lib torture-options.exp
 
+proc check_effective_target_c { } {
+    return 0
+}
+proc check_effective_target_c++ { } {
+    return 1
+}
+
 global shlib_ext
 
 set shlib_ext [get_shlib_extension]

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

@@ -15,6 +15,13 @@ load_lib libgomp-dg.exp
 load_gcc_lib gcc-dg.exp
 load_gcc_lib torture-options.exp
 
+proc check_effective_target_c { } {
+    return 1
+}
+proc check_effective_target_c++ { } {
+    return 0
+}
+
 # Initialize dg.
 dg-init
 torture-init