Imported gcc-4.4.3

[msp430-gcc.git] / libgomp / testsuite / libgomp.c++ / ctor-9.C

diff --git a/libgomp/testsuite/libgomp.c++/ctor-9.C b/libgomp/testsuite/libgomp.c++/ctor-9.C
new file mode 100644 (file)
index 0000000..215a901
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/ctor-9.C
@@ -0,0 +1,60 @@
+// { dg-do run }
+// { dg-require-effective-target tls_runtime }
+
+#include <omp.h>
+#include <assert.h>
+
+#define N 10
+#define THR 4
+
+struct B
+{
+  B& operator=(const B &);
+};
+
+static B *base;
+static B *threadbase;
+static int singlethread;
+#pragma omp threadprivate(threadbase)
+
+static unsigned cmask[THR];
+
+B& B::operator= (const B &b)
+{
+  unsigned sindex = &b - base;
+  unsigned tindex = this - threadbase;
+  assert(sindex < N);
+  assert(sindex == tindex);
+  cmask[omp_get_thread_num ()] |= 1u << tindex;
+  return *this;
+}
+
+void foo()
+{
+  #pragma omp parallel
+    {
+      B b[N];
+      threadbase = b;
+      #pragma omp single copyprivate(b)
+       {
+         assert(omp_get_num_threads () == THR);
+         singlethread = omp_get_thread_num ();
+         base = b;
+       }
+    }
+}
+
+int main()
+{
+  omp_set_dynamic (0);
+  omp_set_num_threads (THR);
+  foo();
+
+  for (int i = 0; i < THR; ++i)
+    if (i == singlethread)
+      assert(cmask[singlethread] == 0);
+    else
+      assert(cmask[i] == (1u << N) - 1);
+
+  return 0;
+}