From: trevor_hansen <trevor_hansen@e59a4935-1847-0410-ae03-e826735625c1>
Date: Sun, 20 Mar 2011 04:05:24 +0000 (+0000)
Subject: Fix. x bvmod 0, now evaluates to x, not to 0.
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=a7834933a7dbe4862f46af164314021bad95e2e0;p=francis%2Fstp.git

Fix. x bvmod 0, now evaluates to x, not to 0.

git-svn-id: https://stp-fast-prover.svn.sourceforge.net/svnroot/stp-fast-prover/trunk/stp@1221 e59a4935-1847-0410-ae03-e826735625c1
---

diff --git a/src/simplifier/consteval.cpp b/src/simplifier/consteval.cpp
index f8c4d5e..ee4cc5f 100644
--- a/src/simplifier/consteval.cpp
+++ b/src/simplifier/consteval.cpp
@@ -462,9 +462,9 @@ namespace BEEV
               && CONSTANTBV::BitVector_is_empty(tmp1))
             {
               // a = bq + r, where b!=0 implies r < b. q is quotient, r remainder. i.e. a/b = q.
-              // It doesn't matter what q is when b=0, but r needs to be 0.
+              // It doesn't matter what q is when b=0, but r needs to be a.
               if (k == BVMOD)
-                OutputNode = _bm->CreateZeroConst(outputwidth);
+                OutputNode = children[0];
               else
                 OutputNode = _bm->CreateOneConst(outputwidth);
                 // Expecting a division by zero. Just return one.