Compiler warnings.

src/proof/pdr/pdrMan.c

@@ -53,6 +53,7 @@ Vec_Int_t * Pdr_ManDeriveFlopPriorities3( Gia_Man_t * p, int fMuxCtrls )
     Gia_ManCreateRefs(p);
     // discount references
     if ( fDiscount )
+    {
         Gia_ManForEachAnd( p, pObj, i )
         {
             if ( !Gia_ObjIsMuxType(pObj) )
@@ -64,6 +65,7 @@ Vec_Int_t * Pdr_ManDeriveFlopPriorities3( Gia_Man_t * p, int fMuxCtrls )
             if ( pData0 == pData1 )
                 p->pRefs[Gia_ObjId(p, pData0)]--;
         }
+    }
     // create flop costs
     vCosts = Vec_IntAlloc( Gia_ManRegNum(p) );
     Gia_ManForEachRo( p, pObj, i )
@@ -160,6 +162,7 @@ Vec_Int_t * Pdr_ManDeriveFlopPriorities2( Gia_Man_t * p, int fMuxCtrls )
     Gia_ManCreateRefs(p);
     // discount references
     if ( fDiscount )
+    {
         Gia_ManForEachAnd( p, pObj, i )
         {
             if ( !Gia_ObjIsMuxType(pObj) )
@@ -171,6 +174,7 @@ Vec_Int_t * Pdr_ManDeriveFlopPriorities2( Gia_Man_t * p, int fMuxCtrls )
             if ( pData0 == pData1 )
                 p->pRefs[Gia_ObjId(p, pData0)]--;
         }
+    }
     Gia_ManForEachRo( p, pObj, i )
     {
         Vec_IntWriteEntry( vCosts, i, Gia_ObjRefNum(p, pObj) );