From 84543c8be2076b747bbc730a760e7693ab6caae4 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Sun, 17 Apr 2016 19:29:27 -0700
Subject: Worked around the lack of a rand_r function on windows systems

---
 unsupported/test/cxx11_eventcount.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'unsupported/test/cxx11_eventcount.cpp')

diff --git a/unsupported/test/cxx11_eventcount.cpp b/unsupported/test/cxx11_eventcount.cpp
index ebd019e2d..59039dae9 100644
--- a/unsupported/test/cxx11_eventcount.cpp
+++ b/unsupported/test/cxx11_eventcount.cpp
@@ -12,6 +12,14 @@
 #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
+
 static void test_basic_eventcount()
 {
   std::vector<EventCount::Waiter> waiters(1);
-- 
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