1 files changed, 68 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c++/atomic-13.C b/libgomp/testsuite/libgomp.c++/atomic-13.C
new file mode 100644
index 00000000000..0569d1c6deb
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/atomic-13.C
@@ -0,0 +1,68 @@
+// { dg-do run }
+
+extern "C" void abort ();
+int cnt;
+
+int
+foo ()
+{
+  return cnt++;
+}
+
+template <typename T>
+void
+bar ()
+{
+  extern T x;
+  T v, *p;
+  p = &x;
+  #pragma omp atomic update
+    p[foo (), 0] = 16 + 6 - p[foo (), 0];
+  #pragma omp atomic read
+    v = x;
+  if (cnt != 2 || v != 16)
+    abort ();
+  #pragma omp atomic capture
+    v = p[foo () + foo (), 0] = p[foo () + foo (), 0] + 3;
+  if (cnt != 6 || v != 19)
+    abort ();
+  #pragma omp atomic capture
+    v = p[foo (), 0] = 12 * 1 / 2 + (foo (), 0) + p[foo (), 0];
+  if (cnt != 9 || v != 25)
+    abort ();
+  #pragma omp atomic capture
+    {
+      v = p[foo () & 0]; p[foo () & 0] = (foo (), 1) * 9 - p[foo () & 0];
+    }
+  if (cnt != 13 || v != 25)
+    abort ();
+  #pragma omp atomic read
+    v = x;
+  if (v != -16)
+    abort ();
+  #pragma omp atomic capture
+    {
+      p[0 & foo ()] = 16 - 2 + 3 + p[0 & foo ()]; v = p[0 & foo ()];
+    }
+  if (cnt != 16 || v != 1)
+    abort ();
+  #pragma omp atomic capture
+    {
+      v = p[foo (), 0]; p[foo (), 0] = (foo (), 7) ? 13 : foo () + 6;
+    }
+  if (cnt != 19 || v != 1)
+    abort ();
+  #pragma omp atomic read
+    v = x;
+  if (v != 13)
+    abort ();
+}
+
+int x = 6;
+
+int
+main ()
+{
+  bar <int> ();
+  return 0;
+}