1 files changed, 46 insertions, 0 deletions
diff --git a/clang/test/OpenMP/copy-gaps-3.cpp b/clang/test/OpenMP/copy-gaps-3.cpp
new file mode 100644
index 0000000..5febb18
--- /dev/null
+++ b/clang/test/OpenMP/copy-gaps-3.cpp
@@ -0,0 +1,46 @@
+// RUN: %clang_cc1 -verify -triple x86_64-pc-linux-gnu -fopenmp-targets=amdgcn-amd-amdhsa -fopenmp -emit-llvm %s -o - | FileCheck %s
+// expected-no-diagnostics
+
+struct S {
+  int x;
+  int y;
+  int z;
+};
+
+struct T : public S {
+  int a;
+  int b;
+  int c;
+};
+
+int main() {
+  T v;
+
+  // This one should have no gap between v.z & v.a.
+#pragma omp target map(tofrom: v, v.y, v.z, v.a)
+  {
+    v.y++;
+    v.z += 2;
+    v.a += 3;
+  }
+
+  return 0;
+}
+
+// CHECK: [[CSTSZ:@.+]] = private {{.*}}constant [6 x i64] [i64 0, i64 0, i64 0, i64 4, i64 4, i64 4]
+// CHECK: [[CSTTY:@.+]] = private {{.*}}constant [6 x i64] [i64 [[#0x20]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]]]
+
+// CHECK-DAG: call i32 @__tgt_target_kernel(ptr @{{.+}}, i64 -1, i32 -1, i32 0, ptr @.{{.+}}.region_id, ptr [[ARGS:%.+]])
+// CHECK-DAG: [[KSIZE:%.+]] = getelementptr inbounds {{.+}}[[ARGS]], i32 0, i32 4
+// CHECK-DAG: store ptr [[SZBASE:%.+]], ptr [[KSIZE]], align 8
+// CHECK-DAG: [[SZBASE]] = getelementptr inbounds [6 x i64], ptr [[SIZES:%[^,]*]], i32 0, i32 0
+
+// Fill three non-constant size elements here: the whole struct size, the region
+// covering v.x, and the region covering v.b and v.c.
+
+// CHECK-DAG: [[STR:%.+]] = getelementptr inbounds [6 x i64], ptr [[SIZES]], i32 0, i32 0
+// CHECK-DAG: store i64 %{{.+}}, ptr [[STR]], align 8
+// CHECK-DAG: [[X:%.+]] = getelementptr inbounds [6 x i64], ptr [[SIZES]], i32 0, i32 1
+// CHECK-DAG: store i64 %{{.+}}, ptr [[X]], align 8
+// CHECK-DAG: [[BC:%.+]] = getelementptr inbounds [6 x i64], ptr [[SIZES]], i32 0, i32 2
+// CHECK-DAG: store i64 %{{.+}}, ptr [[BC]], align 8