From 81dade194e30b6fa5f98352a76459c062d27e66f Mon Sep 17 00:00:00 2001 From: Alan Mishchenko Date: Sun, 31 Jan 2016 16:38:49 -0800 Subject: Rare bug fix in 'dch' resulting in choice nodes having internal fanout. --- src/proof/dch/dchChoice.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/proof/dch/dchChoice.c b/src/proof/dch/dchChoice.c index e2473de6..b5ccb765 100644 --- a/src/proof/dch/dchChoice.c +++ b/src/proof/dch/dchChoice.c @@ -456,7 +456,14 @@ void Dch_DeriveChoiceAigNode( Aig_Man_t * pAigNew, Aig_Man_t * pAigOld, Aig_Obj_ pObjNew = Aig_And( pAigNew, Aig_ObjChild0CopyRepr(pAigNew, pObj), Aig_ObjChild1CopyRepr(pAigNew, pObj) ); - pObjNew = Aig_ObjGetRepr( pAigNew, pObjNew ); +// pObjNew = Aig_ObjGetRepr( pAigNew, pObjNew ); + while ( 1 ) + { + Aig_Obj_t * pObjNew2 = pObjNew; + pObjNew = Aig_ObjGetRepr( pAigNew, pObjNew2 ); + if ( pObjNew == pObjNew2 ) + break; + } // assert( Aig_ObjRepr( pAigNew, pObjNew ) == NULL ); // assign the copy assert( pObj->pData == NULL ); -- cgit v1.2.3