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Diffstat (limited to 'unsupported/Eigen/src/FFT/ei_fftw_impl.h')
-rw-r--r--unsupported/Eigen/src/FFT/ei_fftw_impl.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/unsupported/Eigen/src/FFT/ei_fftw_impl.h b/unsupported/Eigen/src/FFT/ei_fftw_impl.h
index d49aa17f5..7c1f716e2 100644
--- a/unsupported/Eigen/src/FFT/ei_fftw_impl.h
+++ b/unsupported/Eigen/src/FFT/ei_fftw_impl.h
@@ -231,6 +231,8 @@ namespace internal {
protected:
typedef fftw_plan<Scalar> PlanData;
+ typedef Eigen::numext::int64_t int64_t;
+
typedef std::map<int64_t,PlanData> PlanMap;
PlanMap m_plans;