From 54f19ff7b2ea67c88b8dde46aa190f29cb9ba8aa Mon Sep 17 00:00:00 2001
From: Victor Zverovich <victor.zverovich@gmail.com>
Date: Wed, 3 Dec 2014 06:33:31 -0800
Subject: [PATCH] Simplify append_float_length

---
 format.h | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/format.h b/format.h
index 97e176b0..a1218232 100644
--- a/format.h
+++ b/format.h
@@ -1493,8 +1493,14 @@ class BasicWriter {
   // Do not implement!
   void operator<<(typename internal::CharTraits<Char>::UnsupportedStrType);
 
+  // Appends floating-point length specifier to the format string.
+  // The second argument is only used for overload resolution.
+  void append_float_length(Char *&format_ptr, long double) {
+    *format_ptr++ = 'L';
+  }
+
   template<typename T>
-  Char* append_float_length(Char* format_ptr) { return format_ptr; }
+  void append_float_length(Char *&, T) {}
 
   friend class internal::ArgFormatter<Char>;
   friend class internal::PrintfFormatter<Char>;
@@ -1927,7 +1933,7 @@ void BasicWriter<Char>::write_double(
     *format_ptr++ = '*';
   }
 
-  format_ptr = append_float_length<T>(format_ptr);
+  append_float_length(format_ptr, value);
   *format_ptr++ = type;
   *format_ptr = '\0';
 
@@ -1981,16 +1987,6 @@ void BasicWriter<Char>::write_double(
   }
 }
 
-template <> template <> inline char* BasicWriter<char>::append_float_length<long double>( char* format_ptr) {
-    *format_ptr++ = 'L';
-    return format_ptr;
-}
-
-template <> template <> inline wchar_t* BasicWriter<wchar_t>::append_float_length<long double>( wchar_t* format_ptr) {
-    *format_ptr++ = 'L';
-    return format_ptr;
-}
-
 /**
   \rst
   This template provides operations for formatting and writing data into