From: trevor_hansen <trevor_hansen@e59a4935-1847-0410-ae03-e826735625c1>
Date: Wed, 28 Jul 2010 11:53:41 +0000 (+0000)
Subject: Bugfix. Infinite loop. A third fix for r947.
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=73f3be4e45137944772aa63e0d051fbc1a27d6da;p=francis%2Fstp.git

Bugfix. Infinite loop. A third fix for r947.




git-svn-id: https://stp-fast-prover.svn.sourceforge.net/svnroot/stp-fast-prover/trunk/stp@960 e59a4935-1847-0410-ae03-e826735625c1
---

diff --git a/src/simplifier/simplifier.cpp b/src/simplifier/simplifier.cpp
index 21bc36e..5b1477b 100644
--- a/src/simplifier/simplifier.cpp
+++ b/src/simplifier/simplifier.cpp
@@ -1845,7 +1845,8 @@ namespace BEEV
                       output = 
                         nf->CreateTerm(k, inputValueWidth, nonconstkids);
                       output = Flatten(output);
-                      output = makeTower(k,output.GetChildren());
+                      if (k == BVMULT && output.Degree() > 2)
+                        output = makeTower(k,output.GetChildren());
                       output = DistributeMultOverPlus(output, true);
                       output = CombineLikeTerms(output);
                     }