diff --git a/softfloat/source/s_mulAddF32.c b/softfloat/source/s_mulAddF32.c
index 94c21eb..f324642 100644
--- a/softfloat/source/s_mulAddF32.c
+++ b/softfloat/source/s_mulAddF32.c
@@ -212,13 +212,18 @@ float32_t
     /*------------------------------------------------------------------------
     *------------------------------------------------------------------------*/
  zeroProd:
-    uiZ = (uiC & ~(1UL << 31)) | ((unsigned long)signC << 31); //set sign bit
-    if ( ! (expC | sigC) && (signProd != signC) ) {
- completeCancellation:
-        uiZ =
-            packToF32UI(
-                (softfloat_roundingMode == softfloat_round_min), 0, 0 );
-    uiZ = (uiZ & ~(1UL << 31)) | ((unsigned long)(signC|signProd) << 31); //set sign bit            
+    if(expC | sigC){
+        //3rd operand != 0
+        uiZ = (uiC & ~(1UL << 31)) | ((unsigned long)(signC) << 31); //set sign bit   
+    }
+    else {
+        //3rd operand == +-0
+        if (signProd != signC) {
+            completeCancellation:
+            uiZ = packToF32UI((softfloat_roundingMode == softfloat_round_min), 0, 0 );
+            goto uiZ;     
+        }
+        uiZ = (uiC & ~(1UL << 31)) | ((unsigned long)signC << 31); //set sign bit
     }
  uiZ:
     uZ.ui = uiZ;