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-rw-r--r--src/base/io/ioWriteBlifMv.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/base/io/ioWriteBlifMv.c b/src/base/io/ioWriteBlifMv.c
index dc3a8b2d..1c7e7bed 100644
--- a/src/base/io/ioWriteBlifMv.c
+++ b/src/base/io/ioWriteBlifMv.c
@@ -187,7 +187,8 @@ void Io_NtkWriteBlifMvOne( FILE * pFile, Abc_Ntk_t * pNtk )
}
// write the subcircuits
- if ( !Abc_NtkBlackboxNum(pNtk) )
+ assert( Abc_NtkWhiteboxNum(pNtk) == 0 );
+ if ( Abc_NtkBlackboxNum(pNtk) > 0 )
{
fprintf( pFile, "\n" );
Abc_NtkForEachBlackbox( pNtk, pNode, i )