Improvements to gate sizing (bug fix).

7cf176c4 · Alan Mishchenko · da61616d · 7cf176c4
Commit 7cf176c4 authored Oct 09, 2012 by Alan Mishchenko
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src/map/scl/sclUpsize.c
+2 -1

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--- a/src/map/scl/sclUpsize.c
+++ b/src/map/scl/sclUpsize.c
@@ -60,7 +60,8 @@ void Abc_SclFindTFO_rec( Abc_Obj_t * pObj, Vec_Int_t * vNodes, Vec_Int_t * vCos 
    assert( Abc_ObjIsNode(pObj) );
    Abc_ObjForEachFanout( pObj, pNext, i )
        Abc_SclFindTFO_rec( pNext, vNodes, vCos );
-    Vec_IntPush( vNodes, Abc_ObjId(pObj) );
+    if ( Abc_ObjFaninNum(pObj) > 0 )
+        Vec_IntPush( vNodes, Abc_ObjId(pObj) );
 }
 Vec_Int_t * Abc_SclFindTFO( Abc_Ntk_t * p, Vec_Int_t * vPath )
 {