From bea4a67c923571a817aef20b186f22aab7f779eb Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Sat, 22 Jun 2013 10:51:45 +0200
Subject: [PATCH] that's getting harder and harder to make ICC, GCC and clang
 all happy: one wants type_name to be static and if it is so then the other
 one triggers 'unused function' warnings -> a forward declaration seems to do
 the trick

---
 test/main.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/main.h b/test/main.h
index 6db976073..93163c3cb 100644
--- a/test/main.h
+++ b/test/main.h
@@ -377,7 +377,9 @@ template<> struct GetDifferentType<double> { typedef float type; };
 template<typename T> struct GetDifferentType<std::complex<T> >
 { typedef std::complex<typename GetDifferentType<T>::type> type; };
 
-template<typename T> static std::string type_name() { return "other"; }
+// Forward declaration to avoid ICC warning
+template<typename T> std::string type_name();
+template<typename T> std::string type_name() { return "other"; }
 template<> std::string type_name<float>() { return "float"; }
 template<> std::string type_name<double>() { return "double"; }
 template<> std::string type_name<int>() { return "int"; }