1 files changed, 82 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c++/udr-1.C b/libgomp/testsuite/libgomp.c++/udr-1.C
new file mode 100644
index 00000000000..c3ddd859ea4
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/udr-1.C
@@ -0,0 +1,82 @@
+// { dg-do run }
+
+extern "C" void abort ();
+
+struct S
+{
+  int s;
+  void foo (S &x) { s += x.s; }
+  void foo (S &x, bool y) { s += x.s; if (y) abort (); }
+  S (const S &x) { s = x.s + 1; }
+  S (const S &x, bool y) { s = x.s + 2; if (y) abort (); }
+  S () { s = 6; }
+  ~S ();
+};
+
+S::~S ()
+{
+  if (s < 6) abort ();
+  s = -1;
+  /* Ensure the above store is not DSEd.  */
+  asm volatile ("" : : "r" (&s) : "memory");
+}
+
+void
+bar (S &x)
+{
+  if (x.s != 6) abort ();
+  x.s = 15;
+}
+
+#pragma omp declare reduction (foo: S: omp_out.foo (omp_in)) \
+	initializer (omp_priv (omp_orig, false))
+#pragma omp declare reduction (foo: char, int, short: omp_out += omp_in - 4) \
+	initializer (omp_priv (4))
+#pragma omp declare reduction (+: S: omp_out.foo (omp_in, false)) \
+	initializer (omp_priv (omp_orig))
+
+namespace N
+{
+  #pragma omp declare reduction (foo: S: omp_out.foo (omp_in)) \
+	initializer (::bar (omp_priv))
+  namespace M {}
+}
+
+int
+main ()
+{
+  S a, b, c, s, t, u;
+  if (a.s != 6 || b.s != 6 || c.s != 6
+      || s.s != 6 || t.s != 6 || u.s != 6) abort ();
+  s.s = 9; t.s = 10; u.s = 11;
+  int d = 0, e = 0, f = 0, g = 0, h = 30, v = 2, q = 0;
+  #pragma omp declare reduction (foo: S: omp_out.foo (omp_in, true)) \
+	initializer (omp_priv = omp_orig)
+  {
+    #pragma omp declare reduction (foo: S: omp_out.foo (omp_in, false)) \
+	initializer (omp_priv = omp_orig)
+    #pragma omp parallel num_threads (4) reduction (N::operator +: q) \
+	reduction (operator +: a, d) reduction (::operator +: b, e) \
+	reduction (+: c, f) reduction (::N::M::operator +: g) \
+	reduction (::N::min: h) reduction (foo: s) reduction (N::foo: t) \
+	reduction (::foo: u) reduction (::foo: v)
+    {
+      if (a.s != 7 || b.s != 7 || c.s != 7
+	  || s.s != 10 || t.s != 15 || u.s != 13
+	  || v != 4 || d || e || f || g || h != __INT_MAX__) abort ();
+      asm volatile ("" : "+m" (a.s), "+m" (b.s));
+      asm volatile ("" : "+m" (c.s), "+r" (d));
+      asm volatile ("" : "+r" (e), "+r" (f));
+      asm volatile ("" : "+r" (g), "+r" (h));
+      asm volatile ("" : "+m" (s.s), "+m" (t.s));
+      asm volatile ("" : "+m" (u.s), "+r" (v));
+      a.s++; b.s++; c.s++; d++; e++; f++; g++; h = t.s;
+      s.s++; t.s++; u.s++; v++; q++;
+    }
+  }
+  if (a.s != 6 + q * 8 || b.s != 6 + q * 8 || c.s != 6 + q * 8
+      || d != q || e != q || f != q || g != q || h != 15
+      || s.s != 9 + q * 11 || t.s != 10 + q * 16 || u.s != 11 + q * 14
+      || v != 2 + q)
+    abort ();
+}