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-rw-r--r--unsupported/test/mpreal_support.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/unsupported/test/mpreal_support.cpp b/unsupported/test/mpreal_support.cpp
index 685e7ea45..10beb0714 100644
--- a/unsupported/test/mpreal_support.cpp
+++ b/unsupported/test/mpreal_support.cpp
@@ -1,3 +1,4 @@
+#include <mpreal.h> // Must be included before main.h.
#include "main.h"
#include <Eigen/MPRealSupport>
#include <Eigen/LU>
@@ -7,7 +8,7 @@
using namespace mpfr;
using namespace Eigen;
-void test_mpreal_support()
+EIGEN_DECLARE_TEST(mpreal_support)
{
// set precision to 256 bits (double has only 53 bits)
mpreal::set_default_prec(256);