From 7092eb8ea3efede7138996fc6e62bd67fb285983 Mon Sep 17 00:00:00 2001
From: villa <villa@c028cbd2-c16b-5b4b-a496-9718f37d4682>
Date: Tue, 24 Oct 1995 09:59:51 +0000
Subject: [PATCH] Aggiunto trail() agli operatori + e - per evitare casino nei
 calcoli

git-svn-id: svn://10.65.10.50/trunk@1990 c028cbd2-c16b-5b4b-a496-9718f37d4682
---
 include/real.cpp | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/include/real.cpp b/include/real.cpp
index d5ef4d097..c8b896ba5 100755
--- a/include/real.cpp
+++ b/include/real.cpp
@@ -134,18 +134,21 @@ real & real::operator = (double a)
 real & real::operator += (const real & b)
 {
   dadd (ptr (), ptr (), b.ptr ());
+  trail( );
   return *this;
 }
 
 real & real::operator += (double a)
 {
   adddfd (ptr (), ptr (), a);
+  trail( );
   return *this;
 }
 
 real & real::operator -= (const real & b)
 {
   dsub (ptr (), ptr (), b.ptr ());
+  trail( );
   return *this;
 }
 
@@ -198,6 +201,7 @@ real real::operator - () const
 {
   real n;
   dchgs (n.ptr (), ptr ());
+  //  n.trail( );
   return n;
 }
 
@@ -581,22 +585,24 @@ real operator - (
   // @syntax operator -(const real &a, double b);
 {
   dsub (__tmp_real.ptr (), a.ptr (), b.ptr ());
+  __tmp_real.trail();
   return __tmp_real;
 }
 
 real operator - (double a, const real & b)
-
 {
   __tmp_real = a;
   dsub (__tmp_real.ptr (), __tmp_real.ptr (), b.ptr ());
+  __tmp_real.trail( );
   return __tmp_real;
 }
 
 real operator - (const real & a, double b)
-
 {
   __tmp_real = b;
-  return __tmp_real -= a;
+  __tmp_real -= a;    
+  __tmp_real.trail();
+  return __tmp_real;
 }
 
 // @func real | operator * | Moltiplica due numeri reali
@@ -617,7 +623,6 @@ real operator *(
 }
 
 real operator *(double a, const real & b)
-
 {
   muldfd (__tmp_real.ptr (), b.ptr (), a);
   __tmp_real.trail( );
@@ -625,7 +630,6 @@ real operator *(double a, const real & b)
 }
 
 real operator *(const real & a, double b)
-
 {
   muldfd (__tmp_real.ptr (), a.ptr (), b);
   __tmp_real.trail( );
@@ -639,7 +643,6 @@ real operator / (
   const real & a,  // @parm Primo numero da dividere
   const real & b)  // @parm Secondo numero da dividere
 
-
   // @syntax operator /(const real &a, const real &b);
   // @syntax operator /(double a, const real &b);
   // @syntax operator /(const real &a, double b);
@@ -650,7 +653,6 @@ real operator / (
 }
 
 real operator / (double a, const real & b)
-
 {
   __tmp_real = a;
   ddiv (__tmp_real.ptr (), __tmp_real.ptr (), b.ptr ());
@@ -659,7 +661,6 @@ real operator / (double a, const real & b)
 }
 
 real operator / (const real & a, double b)
-
 {
   __tmp_real = b;
   ddiv (__tmp_real.ptr (), a.ptr (), __tmp_real.ptr ());