1 files changed, 110 insertions, 0 deletions
diff --git a/offload/test/mapping/target_derefence_array_pointrs.cpp b/offload/test/mapping/target_derefence_array_pointrs.cpp
new file mode 100644
index 000000000000..a6dd4069a8f5
--- /dev/null
+++ b/offload/test/mapping/target_derefence_array_pointrs.cpp
@@ -0,0 +1,110 @@
+// RUN: %libomptarget-compilexx-generic -fopenmp-version=51
+// RUN: %libomptarget-run-generic 2>&1 \
+// RUN: | %fcheck-generic
+
+// FIXME: This is currently broken on all GPU targets
+// UNSUPPORTED: amdgcn-amd-amdhsa
+// UNSUPPORTED: nvptx64-nvidia-cuda
+// UNSUPPORTED: nvptx64-nvidia-cuda-LTO
+
+#include <stdio.h>
+#include <stdlib.h>
+
+void foo(int **t1d) {
+  int ***t2d = &t1d;
+  int ****t3d = &t2d;
+  *t1d = (int *)malloc(3 * sizeof(int));
+  int j, a = 0, b = 0;
+
+  for (j = 0; j < 3; j++)
+    (*t1d)[j] = 0;
+#pragma omp target map(tofrom : (*t1d)[0 : 3])
+  { (*t1d)[1] = 1; }
+  // CHECK: 1
+  printf("%d\n", (*t1d)[1]);
+#pragma omp target map(tofrom : (**t2d)[0 : 3])
+  { (**t2d)[1] = 2; }
+  // CHECK: 2
+  printf("%d\n", (**t2d)[1]);
+#pragma omp target map(tofrom : (***t3d)[0 : 3])
+  { (***t3d)[1] = 3; }
+  // CHECK: 3
+  printf("%d\n", (***t3d)[1]);
+#pragma omp target map(tofrom : (**t1d))
+  { (*t1d)[0] = 4; }
+  // CHECK: 4
+  printf("%d\n", (*t1d)[0]);
+#pragma omp target map(tofrom : (*(*(t1d + a) + b)))
+  { *(*(t1d + a) + b) = 5; }
+  // CHECK: 5
+  printf("%d\n", *(*(t1d + a) + b));
+}
+
+typedef int(T)[3];
+void bar() {
+  T **a;
+  int b[2][3];
+  int(*p)[3] = b;
+  a = &p;
+  for (int i = 0; i < 3; i++) {
+    (**a)[1] = i;
+  }
+#pragma omp target map((**a)[ : 3])
+  {
+    (**a)[1] = 6;
+    // CHECK: 6
+    printf("%d\n", (**a)[1]);
+  }
+}
+
+struct SSA {
+  int i;
+  SSA *sa;
+  SSA() {
+    i = 1;
+    sa = this;
+  }
+};
+
+void zoo(int **f, SSA *sa) {
+  int *t = *f;
+  f = (int **)malloc(sa->i * 4 * sizeof(int));
+  t = (int *)malloc(sa->i * sizeof(int));
+  *(f + sa->i + 1) = t;
+  *(sa->sa->i + *(f + sa->i + 1)) = 4;
+  printf("%d\n", *(sa->sa->i + *(1 + sa->i + f)));
+#pragma omp target map(sa, *(sa->sa->i + *(1 + sa->i + f)))
+  { *(sa->sa->i + *(1 + sa->i + f)) = 7; }
+  // CHECK: 7
+  printf("%d\n", *(sa->sa->i + *(1 + sa->i + f)));
+}
+
+void xoo() {
+  int *x = 0;
+  SSA *sa = new SSA();
+  zoo(&x, sa);
+}
+
+void yoo(int **x) {
+  *x = (int *)malloc(2 * sizeof(int));
+#pragma omp target map(**x)
+  {
+    **x = 8;
+    // CHECK: 8
+    printf("%d\n", **x);
+  }
+#pragma omp target map(*(*x + 1))
+  {
+    *(*x + 1) = 9;
+    // CHECK: 9
+    printf("%d\n", *(*x + 1));
+  }
+}
+
+int main() {
+  int *data = 0;
+  foo(&data);
+  bar();
+  xoo();
+  yoo(&data);
+}