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-rw-r--r--lib/Solver/STPBuilder.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Solver/STPBuilder.cpp b/lib/Solver/STPBuilder.cpp
index 34ce0ede..6d7dd8b7 100644
--- a/lib/Solver/STPBuilder.cpp
+++ b/lib/Solver/STPBuilder.cpp
@@ -283,7 +283,7 @@ ExprHandle STPBuilder::constructAShrByConstant(ExprHandle expr,
 
   if (shift==0) {
     return expr;
-  } else if (shift>=width-1) {
+  } else if (shift>=width) {
     return bvZero(width); // Overshift to zero
   } else {
     return vc_iteExpr(vc,