From 5238e03fe1b34f2e28fbf1321ee48621f0f9363c Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Sun, 6 Mar 2016 21:59:40 -0800
Subject: Don't try to compile the uint128 test with compilers that don't
 support uint127

---
 unsupported/test/cxx11_tensor_uint128.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'unsupported/test/cxx11_tensor_uint128.cpp')

diff --git a/unsupported/test/cxx11_tensor_uint128.cpp b/unsupported/test/cxx11_tensor_uint128.cpp
index e8ecc5bca..2cbc45716 100644
--- a/unsupported/test/cxx11_tensor_uint128.cpp
+++ b/unsupported/test/cxx11_tensor_uint128.cpp
@@ -11,8 +11,15 @@
 
 #include <Eigen/CXX11/Tensor>
 
+
+#if EIGEN_COMP_MSVC
+#define EIGEN_NO_INT128
+#else
 typedef __uint128_t uint128_t;
+#endif
 
+// Only run the test on compilers that support 128bit integers natively
+#ifndef EIGEN_NO_INT128
 
 using Eigen::internal::TensorUInt128;
 using Eigen::internal::static_val;
@@ -134,11 +141,12 @@ void test_misc2() {
     }
   }
 }
+#endif
 
 
 void test_cxx11_tensor_uint128()
 {
-#if EIGEN_COMP_MSVC
+#ifdef EIGEN_NO_INT128
   // Skip the test on compilers that don't support 128bit integers natively 
   return;
 #else
-- 
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