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-rw-r--r--src/base/abci/abc.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index c0e85f25..44d40026 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -32709,6 +32709,11 @@ int Abc_CommandAbc9GroupProve( Abc_Frame_t * pAbc, int argc, char ** argv )
Abc_Print( -1, "Abc_CommandAbc9GroupProve(): There is no AIG.\n" );
return 1;
}
+ if ( pCommLine == NULL )
+ {
+ Abc_Print( -1, "Abc_CommandAbc9GroupProve(): Command line is not given.\n" );
+ return 1;
+ }
vStatus = Gia_ManGroupProve( pAbc->pGia, pCommLine, nGroupSize, fVerbose );
Vec_IntFree( vStatus );
return 0;
@@ -32826,7 +32831,12 @@ int Abc_CommandAbc9MultiProve( Abc_Frame_t * pAbc, int argc, char ** argv )
}
if ( pAbc->pGia == NULL )
{
- Abc_Print( -1, "Abc_CommandAbc9PoPart(): There is no AIG.\n" );
+ Abc_Print( -1, "Abc_CommandAbc9MultiProve(): There is no AIG.\n" );
+ return 1;
+ }
+ if ( Gia_ManRegNum(pAbc->pGia) == 0 )
+ {
+ Abc_Print( -1, "Abc_CommandAbc9MultiProve(): The problem is combinational.\n" );
return 1;
}
pAbc->Status = Gia_ManMultiProve( pAbc->pGia, pPars );