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-rw-r--r--src/proof/ssw/sswCore.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/proof/ssw/sswCore.c b/src/proof/ssw/sswCore.c
index c51d421c..b27e7eaf 100644
--- a/src/proof/ssw/sswCore.c
+++ b/src/proof/ssw/sswCore.c
@@ -236,7 +236,7 @@ Aig_Man_t * Ssw_SignalCorrespondenceRefine( Ssw_Man_t * p )
int nSatProof, nSatCallsSat, nRecycles, nSatFailsReal, nUniques;
Aig_Man_t * pAigNew;
int RetValue, nIter = -1;
- int clk, clkTotal = clock();
+ clock_t clk, clkTotal = clock();
// get the starting stats
p->nLitsBeg = Ssw_ClassesLitNum( p->ppClasses );
p->nNodesBeg = Aig_ManNodeNum(p->pAig);