From f16c1783b4b2c93a42eb36b4f136ec46bd3ce834 Mon Sep 17 00:00:00 2001
From: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 13 Apr 2011 15:52:17 +0000
Subject: 	PR middle-end/48591 	* omp-low.c
 (expand_omp_atomic_fetch_op): Return false if decl is 	NULL. 
 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.

	* gcc.dg/gomp/pr48591.c: New test.

	* testsuite/libgomp.c/pr48591.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_6-branch@172381 138bc75d-0d04-0410-961f-82ee72b054a4
---
 libgomp/ChangeLog                     |  5 +++++
 libgomp/testsuite/libgomp.c/pr48591.c | 22 ++++++++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 libgomp/testsuite/libgomp.c/pr48591.c

(limited to 'libgomp')

diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 3c64315572b..63b011a438a 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,8 @@
+2011-04-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/48591
+	* testsuite/libgomp.c/pr48591.c: New test.
+
 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	Backport from mainline:
diff --git a/libgomp/testsuite/libgomp.c/pr48591.c b/libgomp/testsuite/libgomp.c/pr48591.c
new file mode 100644
index 00000000000..18dfd7f47be
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/pr48591.c
@@ -0,0 +1,22 @@
+/* PR middle-end/48591 */
+/* { dg-do run { target i?86-*-linux* x86_64-*-linux* ia64-*-linux* } } */
+/* { dg-options "-fopenmp" } */
+
+extern void abort (void);
+
+int
+main ()
+{
+  __float128 f = 0.0;
+  int i;
+  #pragma omp parallel for reduction(+:f)
+    for (i = 0; i < 128; i++)
+      f += 0.5Q;
+  if (f != 64.0Q)
+    abort ();
+  #pragma omp atomic
+    f += 8.5Q;
+  if (f != 72.5Q)
+    abort ();
+  return 0;
+}
-- 
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