From 40b821811176d69f15942fc1a35bbd00cf6940a1 Mon Sep 17 00:00:00 2001
From: Erik Schnetter <schnetter@gmail.com>
Date: Mon, 22 Oct 2012 14:25:10 -0400
Subject: Remove Carpet's mechanisms to deal with how to call isnan

Remove Carpet's mechanisms to deal with how to call isnan. Instead, expect isnan in std::, and rely on Cactus to correct things if this is not the case.
---
 Carpet/CarpetIOBasic/src/iobasic.cc | 43 ++++++++++++++++++++++++-------------
 1 file changed, 28 insertions(+), 15 deletions(-)

(limited to 'Carpet/CarpetIOBasic')

diff --git a/Carpet/CarpetIOBasic/src/iobasic.cc b/Carpet/CarpetIOBasic/src/iobasic.cc
index 2c413e3c2..11c620604 100644
--- a/Carpet/CarpetIOBasic/src/iobasic.cc
+++ b/Carpet/CarpetIOBasic/src/iobasic.cc
@@ -65,7 +65,34 @@ namespace CarpetIOBasic {
   void
   ExamineVariable (int vindex, bool & isint, int & numcomps, bool & isscalar);
   vector<string> ParseReductions (char const * credlist);
-  template <typename T> bool UseScientificNotation (T const & x);
+  
+  
+  
+  template <typename T>
+  bool
+  UseScientificNotation (T const & x)
+  {
+    return false;               // default
+  }
+  
+  template <>
+  bool
+  UseScientificNotation (CCTK_REAL const & x)
+  {
+    DECLARE_CCTK_PARAMETERS;
+    
+    static_assert (abs(0.1) > 0, "Function abs has wrong signature");
+    
+    CCTK_REAL const xa = abs (x);
+    return xa != 0 and (xa < real_min or xa >= real_max);
+  }
+  
+  template <>
+  bool
+  UseScientificNotation (CCTK_COMPLEX const & x)
+  {
+    return UseScientificNotation(x.real()) or UseScientificNotation(x.imag());
+  }
 
 
 
@@ -730,18 +757,4 @@ namespace CarpetIOBasic {
     }
   }
   
-  
-  
-  template <typename T>
-  bool
-  UseScientificNotation (T const & x)
-  {
-    DECLARE_CCTK_PARAMETERS;
-    
-    static_assert (good::abs(0.1) > 0, "Function abs has wrong signature");
-    
-    CCTK_REAL const xa = good::abs (x);
-    return xa != 0 and (xa < real_min or xa >= real_max);
-  }
-  
 } // namespace CarpetIOBasic
-- 
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