From c34938a8aa48af61df1835c2c0dab95d4ef6ca1a Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Thu, 12 Jun 2008 13:03:50 +0200
Subject: re PR middle-end/36506 (Broken #pragma omp sections reduction (+:x))

	PR middle-end/36506
	* omp-low.c (expand_omp_sections): Handle #pragma omp sections with
	reductions.

	* testsuite/libgomp.c/reduction-5.c: New test.

From-SVN: r136696
---
 libgomp/testsuite/libgomp.c/reduction-5.c | 78 +++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 libgomp/testsuite/libgomp.c/reduction-5.c

(limited to 'libgomp/testsuite/libgomp.c')

diff --git a/libgomp/testsuite/libgomp.c/reduction-5.c b/libgomp/testsuite/libgomp.c/reduction-5.c
new file mode 100644
index 0000000..de87d9f
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/reduction-5.c
@@ -0,0 +1,78 @@
+/* PR middle-end/36506 */
+
+extern void abort (void);
+
+int
+main (void)
+{
+  int sum = 0, prod = 1;
+#pragma omp parallel
+  #pragma omp sections reduction (+:sum)
+    {
+    #pragma omp section
+      sum += 2;
+    #pragma omp section
+      sum += 2;
+    #pragma omp section
+      sum += 2;
+    }
+  if (sum != 6)
+    abort ();
+  sum = 0;
+#pragma omp parallel sections reduction (+:sum)
+  {
+  #pragma omp section
+    sum += 2;
+  #pragma omp section
+    sum += 2;
+  #pragma omp section
+    sum += 2;
+  }
+  if (sum != 6)
+    abort ();
+  sum = 0;
+#pragma omp parallel
+  #pragma omp sections reduction (+:sum) reduction (*:prod)
+    {
+    #pragma omp section
+      {
+	sum += 2;
+	prod *= 2;
+      }
+    #pragma omp section
+      {
+	sum += 2;
+	prod *= 2;
+      }
+    #pragma omp section
+      {
+	sum += 2;
+	prod *= 2;
+      }
+    }
+  if (sum != 6 || prod != 8)
+    abort ();
+  sum = 0;
+  prod = 1;
+#pragma omp parallel sections reduction (+:sum) reduction (*:prod)
+  {
+  #pragma omp section
+    {
+      sum += 2;
+      prod *= 2;
+    }
+  #pragma omp section
+    {
+      sum += 2;
+      prod *= 2;
+    }
+  #pragma omp section
+    {
+      sum += 2;
+      prod *= 2;
+    }
+  }
+  if (sum != 6 || prod != 8)
+    abort ();
+  return 0;
+}
-- 
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