Fix a bug in 'zeropo'.

dfb43b2f · Alan Mishchenko · 5b6b7c5b · dfb43b2f
Commit dfb43b2f authored Sep 13, 2013 by Alan Mishchenko
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src/base/abc/abcNtk.c
+1 -1

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--- a/src/base/abc/abcNtk.c
+++ b/src/base/abc/abcNtk.c
@@ -1771,7 +1771,7 @@ void Abc_NtkDropOneOutput( Abc_Ntk_t * pNtk, int iOutput, int fSkipSweep, int fU
    pObj = Abc_NtkPo( pNtk, iOutput );
    if ( Abc_ObjFanin0(pObj) == Abc_AigConst1(pNtk) )
    {
-        if ( !Abc_ObjFaninC0(pObj) )
+        if ( !Abc_ObjFaninC0(pObj) ^ fUseConst1 )
            Abc_ObjXorFaninC( pObj, 0 );
        return;
    }