1 files changed, 12 insertions, 5 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index cb3d2d86..264b1df4 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -15348,9 +15348,10 @@ int Abc_CommandBmcInter( Abc_Frame_t * pAbc, int argc, char ** argv )
     int fTransLoop;
     int fUsePudlak;
     int fCheckInd;
+    int fCheckKstep;
     int fVerbose;
 
-    extern int Abc_NtkDarBmcInter( Abc_Ntk_t * pNtk, int nConfLimit, int nFramesMax, int fRewrite, int fTransLoop, int fUsePudlak, int fCheckInd, int fVerbose );
+    extern int Abc_NtkDarBmcInter( Abc_Ntk_t * pNtk, int nConfLimit, int nFramesMax, int fRewrite, int fTransLoop, int fUsePudlak, int fCheckInd, int fCheckKstep, int fVerbose );
 
     pNtk = Abc_FrameReadNtk(pAbc);
     pOut = Abc_FrameReadOut(pAbc);
@@ -15363,9 +15364,10 @@ int Abc_CommandBmcInter( Abc_Frame_t * pAbc, int argc, char ** argv )
     fTransLoop = 1;
     fUsePudlak = 0;
     fCheckInd  = 0;
+    fCheckKstep= 0;
     fVerbose   = 0;
     Extra_UtilGetoptReset();
-    while ( ( c = Extra_UtilGetopt( argc, argv, "CFrtpivh" ) ) != EOF )
+    while ( ( c = Extra_UtilGetopt( argc, argv, "CFrtpikvh" ) ) != EOF )
     {
         switch ( c )
         {
@@ -15403,6 +15405,9 @@ int Abc_CommandBmcInter( Abc_Frame_t * pAbc, int argc, char ** argv )
         case 'i':
             fCheckInd ^= 1;
             break;
+        case 'k':
+            fCheckKstep ^= 1;
+            break;
         case 'v':
             fVerbose ^= 1;
             break;
@@ -15432,18 +15437,20 @@ int Abc_CommandBmcInter( Abc_Frame_t * pAbc, int argc, char ** argv )
         fprintf( stdout, "Currently only works for single-output miters (run \"orpos\").\n" );
         return 0;
     }
-    Abc_NtkDarBmcInter( pNtk, nBTLimit, nFramesMax, fRewrite, fTransLoop, fUsePudlak, fCheckInd, fVerbose );
+    Abc_NtkDarBmcInter( pNtk, nBTLimit, nFramesMax, fRewrite, fTransLoop, fUsePudlak, fCheckInd, fCheckKstep, fVerbose );
     return 0;
 
 usage:
-    fprintf( pErr, "usage: int [-CF num] [-rtpivh]\n" );
+    fprintf( pErr, "usage: int [-CF num] [-rtpikvh]\n" );
     fprintf( pErr, "\t         uses interpolation to prove the property\n" );
     fprintf( pErr, "\t-C num : the limit on conflicts for one SAT run [default = %d]\n", nBTLimit );
     fprintf( pErr, "\t-F num : the limit on number of frames to unroll [default = %d]\n", nFramesMax );
     fprintf( pErr, "\t-r     : toggle the use of rewriting [default = %s]\n", fRewrite? "yes": "no" );
     fprintf( pErr, "\t-t     : toggle adding transition into the init state [default = %s]\n", fTransLoop? "yes": "no" );
-    fprintf( pErr, "\t-p     : toggle using original Pudlak's interpolation procedure [default = %s]\n", fUsePudlak? "yes": "no" );
+//    fprintf( pErr, "\t-p     : toggle using original Pudlak's interpolation procedure [default = %s]\n", fUsePudlak? "yes": "no" );
+    fprintf( pErr, "\t-p     : toggle using MiniSat-1.14p (now, Windows-only) [default = %s]\n", fUsePudlak? "yes": "no" );
     fprintf( pErr, "\t-i     : toggle inductive containment checking [default = %s]\n", fCheckInd? "yes": "no" );
+    fprintf( pErr, "\t-k     : toggle simple and k-step induction [default = %s]\n", fCheckKstep? "k-step": "simple" );
     fprintf( pErr, "\t-v     : toggle verbose output [default = %s]\n", fVerbose? "yes": "no" );
     fprintf( pErr, "\t-h     : print the command usage\n");
     return 1;