PR middle-end/64734

	* omp-low.c (scan_sharing_clauses): Don't ignore
	OMP_CLAUSE_MAP_ZERO_BIAS_ARRAY_SECTION GOMP_MAP_POINTER clauses
	on target data/update constructs.

	* libgomp.c/pr64734.c: New test.


git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@220053 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 55 insertions, 0 deletions

diff --git a/libgomp/testsuite/libgomp.c/pr64734.c b/libgomp/testsuite/libgomp.c/pr64734.c
new file mode 100644
index 00000000000..457f481ae0b
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/pr64734.c
@@ -0,0 +1,55 @@
+/* PR middle-end/64734 */
+
+#include <stdlib.h>
+
+void
+foo (int *x, int *y)
+{
+  #pragma omp target map (alloc:x[0]) map (alloc:y[0:8])
+  {
+    int i;
+    for (i = 0; i < 8; i++)
+      if (y[i] != 2 + i)
+	break;
+    if (i != 8 || *x != 1)
+      *x = 6;
+    else
+      {
+	*x = 8;
+	for (i = 0; i < 8; i++)
+	  y[i] = 9 + i;
+      }
+  }
+  #pragma omp target update from (y[0:8]) from (x[0])
+}
+
+void
+bar (void)
+{
+  int x = 1, y[32] = { 0 };
+  #pragma omp target data map (to:y[0:32]) map (to:x)
+    ;
+}
+
+int
+main ()
+{
+  int x = 1, y[8] = { 2, 3, 4, 5, 6, 7, 8, 9 }, i;
+  #pragma omp target data map (to:y[0:8]) map (to:x)
+    ;
+  #pragma omp target data map (to:y[0:8]) map (to:x)
+    {
+      #pragma omp target update from (y[0:8]) from (x)
+    }
+
+  #pragma omp target data map (to:y[0:8]) map (to:x)
+    foo (&x, &y[0]);
+
+  if (x != 8)
+    abort ();
+  for (i = 0; i < 8; i++)
+    if (y[i] != 9 + i)
+      abort ();
+
+  return 0;
+}