From ec5967cfad2a32dd95419719d238cd00b473bc77 Mon Sep 17 00:00:00 2001
From: Oliver Sander <sander@igpm.rwth-aachen.de>
Date: Tue, 3 Sep 2013 16:29:42 +0000
Subject: [PATCH] Specialize numeric_limits for adoubles
[[Imported from SVN: r9405]]
---
dune/gfe/adolcnamespaceinjections.hh | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/dune/gfe/adolcnamespaceinjections.hh b/dune/gfe/adolcnamespaceinjections.hh
index e99471e0..100224fb 100644
--- a/dune/gfe/adolcnamespaceinjections.hh
+++ b/dune/gfe/adolcnamespaceinjections.hh
@@ -1,6 +1,8 @@
#ifndef DUNE_GFE_ADOLC_NAMESPACE_INJECTIONS_HH
#define DUNE_GFE_ADOLC_NAMESPACE_INJECTIONS_HH
+#include <limits>
+
adouble min_hack(const adouble& a, const adouble& b) {
return min(a,b);
}
@@ -84,6 +86,21 @@ namespace std
return std::isinf(a.value());
}
+ /** \brief Specialization of the numeric_limits class for adouble */
+ template <>
+ struct numeric_limits<adouble> {
+
+ static adouble max() {
+ return numeric_limits<double>::max();
+ }
+
+ static adouble quiet_NaN() {
+ return numeric_limits<double>::quiet_NaN();
+ }
+
+ static constexpr bool is_integer = false;
+
+ };
}
#endif
\ No newline at end of file
--
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