bugfix. r671 re-enabled checking counter-examples. However it checks the "query"...

git-svn-id: https://stp-fast-prover.svn.sourceforge.net/svnroot/stp-fast-prover/trunk/stp@675 e59a4935-1847-0410-ae03-e826735625c1

diff --git a/src/absrefine_counterexample/CounterExample.cpp b/src/absrefine_counterexample/CounterExample.cpp
index fe58bf42b853ec112a6fdbc3e2a6ba972bbe2347..00bb6744a44ac4d053577981e07a5f1d69143e17 100644 (file)
--- a/src/absrefine_counterexample/CounterExample.cpp
+++ b/src/absrefine_counterexample/CounterExample.cpp
@@ -680,7 +680,8 @@ namespace BEEV
                    "NOT OK", *it);
     }
 
-    if (ASTTrue == ComputeFormulaUsingModel(bm->GetQuery()))
+    // The smtlib ones don't have a query defined.
+    if ((bm->GetQuery() != ASTUndefined) && ASTTrue == ComputeFormulaUsingModel(bm->GetQuery()))
       FatalError("CheckCounterExample:counterexample bogus:"
                  "query evaluates to TRUE under counterexample: "\
                  "NOT OK", bm->GetQuery());