1 files changed, 94 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-12.c b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-12.c
new file mode 100644
index 0000000..cfc6a91
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c-c++-common/declare-mapper-12.c
@@ -0,0 +1,94 @@
+/* { dg-do run } */
+
+#include <string.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#define N 64
+
+typedef struct {
+  int *arr;
+  int size;
+} B;
+
+#pragma omp declare mapper (samename : B myb) map(to: myb.size, myb.arr) \
+					      map(tofrom: myb.arr[0:myb.size])
+// While GCC handles more, only default is ...
+#pragma omp declare mapper (default : B myb) map(to: myb.size, myb.arr) \
+					      map(tofrom: myb.arr[0:myb.size])
+typedef struct {
+  int *arr;
+  int size;
+} C;
+
+
+struct A {
+  int *arr1;
+  B *arr2;
+  C *arr3;
+};
+
+int
+main (int argc, char *argv[])
+{
+  struct A var;
+
+  memset (&var, 0, sizeof var);
+  var.arr1 = (int *) calloc (N, sizeof (int));
+  var.arr2 = (B *) malloc (sizeof (B));
+  var.arr2->arr = (int *) calloc (N, sizeof (int));
+  var.arr2->size = N;
+  var.arr3 = (C *) malloc (sizeof (C));
+  var.arr3->arr = (int *) calloc (N, sizeof (int));
+  var.arr3->size = N;
+
+  {
+    // ... permitted here.
+    #pragma omp declare mapper (struct A x) map(to: x.arr1, x.arr2) \
+			map(tofrom: x.arr1[0:N]) \
+			map(mapper(default), tofrom: x.arr2[0:1])
+    #pragma omp target
+    {
+      for (int i = 0; i < N; i++)
+	{
+	  var.arr1[i]++;
+	  var.arr2->arr[i]++;
+	}
+    }
+  }
+
+  {
+    #pragma omp declare mapper (samename : C myc) map(to: myc.size, myc.arr) \
+			map(tofrom: myc.arr[0:myc.size])
+    // While GCC handles more, only default is ...
+    #pragma omp declare mapper (default : C myc) map(to: myc.size, myc.arr) \
+			map(tofrom: myc.arr[0:myc.size])
+    // ... permitted here.
+    #pragma omp declare mapper (struct A x) map(to: x.arr1, x.arr3) \
+			map(tofrom: x.arr1[0:N]) \
+			map(mapper( default ) , tofrom: *x.arr3)
+    #pragma omp target
+    {
+      for (int i = 0; i < N; i++)
+	{
+	  var.arr1[i]++;
+	  var.arr3->arr[i]++;
+	}
+    }
+  }
+
+  for (int i = 0; i < N; i++)
+    {
+      assert (var.arr1[i] == 2);
+      assert (var.arr2->arr[i] == 1);
+      assert (var.arr3->arr[i] == 1);
+    }
+
+  free (var.arr1);
+  free (var.arr2->arr);
+  free (var.arr2);
+  free (var.arr3->arr);
+  free (var.arr3);
+
+  return 0;
+}