From 5fbcfe5eb45a946230c06b7a7cac2e6ec6088457 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Sun, 17 Apr 2016 18:42:31 -0700
Subject: Worked around the lack of a rand_r function on windows systems

---
 unsupported/test/cxx11_runqueue.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'unsupported/test/cxx11_runqueue.cpp')

diff --git a/unsupported/test/cxx11_runqueue.cpp b/unsupported/test/cxx11_runqueue.cpp
index b1e2dbd6d..f8552b76d 100644
--- a/unsupported/test/cxx11_runqueue.cpp
+++ b/unsupported/test/cxx11_runqueue.cpp
@@ -13,6 +13,15 @@
 #include "main.h"
 #include <Eigen/CXX11/ThreadPool>
 
+
+#ifdef EIGEN_COMP_MSVC_STRICT
+// Visual studio doesn't implementan rand_r() function since its
+// implementation of rand()is already thread safe
+int rand_r(unsigned int*) {
+  return rand();
+}
+#endif
+
 void test_basic_runqueue()
 {
   RunQueue<int, 4> q;
-- 
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