Use ConstantExpr::alloc instead of ref<Expr> directly

 - The "constant optimization" embedded inside ref<Expr> is going away.

 - No functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/klee/trunk@72730 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/Core/Memory.h b/lib/Core/Memory.h
index 0f09b162..cfb4ab43 100644
--- a/lib/Core/Memory.h
+++ b/lib/Core/Memory.h
@@ -118,7 +118,7 @@ public:
 
   ref<Expr> getBoundsCheckOffset(ref<Expr> offset) const {
     if (size==0) {
-      return EqExpr::create(offset, ref<Expr>(0, kMachinePointerType));
+      return EqExpr::create(offset, ConstantExpr::alloc(0, kMachinePointerType));
     } else {
       return UltExpr::create(offset, getSizeExpr());
     }
@@ -126,9 +126,9 @@ public:
   ref<Expr> getBoundsCheckOffset(ref<Expr> offset, unsigned bytes) const {
     if (bytes<=size) {
       return UltExpr::create(offset, 
-                             ref<Expr>(size - bytes + 1, kMachinePointerType));
+                             ConstantExpr::alloc(size - bytes + 1, kMachinePointerType));
     } else {
-      return ref<Expr>(0, Expr::Bool);
+      return ConstantExpr::alloc(0, Expr::Bool);
     }
   }
 };