From: Wolfgang Bangerth <bangerth@math.tamu.edu>
Date: Wed, 25 Feb 2015 13:49:02 +0000 (-0600)
Subject: Add another template specialization for ProductType.
X-Git-Tag: v8.3.0-rc1~415^2~5
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fcf65ace23d73f7f0204d6a2008acd353174a579;p=dealii.git

Add another template specialization for ProductType.
---

diff --git a/include/deal.II/base/template_constraints.h b/include/deal.II/base/template_constraints.h
index a8f08c7436..80a7e1992b 100644
--- a/include/deal.II/base/template_constraints.h
+++ b/include/deal.II/base/template_constraints.h
@@ -394,6 +394,12 @@ struct ProductType<double,bool>
 // Annoyingly, there is no std::complex<T>::operator*(U) for scalars U
 // other than T. Consequently, even with C++11, we need the following
 // specializations:
+template <typename T>
+struct ProductType<std::complex<T>,std::complex<T> >
+{
+  typedef std::complex<T> type;
+};
+
 template <typename T, typename U>
 struct ProductType<std::complex<T>,std::complex<U> >
 {