From 239f44290407c8d1974bd48454e317bad32406c6 Mon Sep 17 00:00:00 2001
From: Bourbouh <hamza.bourbouh@nasa.gov>
Date: Mon, 23 Jul 2018 18:05:27 -0700
Subject: [PATCH] fix rem and mod

---
 include/simulink_math_fcn.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/include/simulink_math_fcn.c b/include/simulink_math_fcn.c
index 723f3929..b11aa03d 100644
--- a/include/simulink_math_fcn.c
+++ b/include/simulink_math_fcn.c
@@ -19,14 +19,19 @@ int mod_int (int x, int y) {
 }
 
 double rem_real (double x, double y) {
-  return fmod(x, y);
+    if (x == 0.0 || y == 0.0){
+        return 0.0;
+    }else{
+        return fmod(x, y);
+    }
 }
 
 double mod_real (double x, double y) {
   double tmp = 0.;
   if (y == 0.) { return x; };
+  if (x == 0.) { return 0; };
   tmp = fmod(x, y);
-  if (y < 0. && tmp > 0.) {
+  if (y*tmp < 0.) {
     return tmp+y;
   }
   else {
-- 
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