Updates to allow repairing backpointers.

[repair.git] / Repair / RepairCompiler / MCC / IR / VarExpr.java

diff --git a/Repair/RepairCompiler/MCC/IR/VarExpr.java b/Repair/RepairCompiler/MCC/IR/VarExpr.java
index b25e5430780079719b2d6fbc662377bfe1a2381d..12a47f364ac74001bac92ae06c00aaf4fdd5b56b 100755 (executable)
--- a/Repair/RepairCompiler/MCC/IR/VarExpr.java
+++ b/Repair/RepairCompiler/MCC/IR/VarExpr.java
@@ -26,6 +26,8 @@ public class VarExpr extends Expr {
     }
 
     public SetDescriptor getSet() {
+       if (vd==null)
+           return null;
        return vd.getSet();
     }