Move isConstant from ref<> to Expr::

 - Ref.h is now freestanding.


git-svn-id: https://llvm.org/svn/llvm-project/klee/trunk@72824 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/Core/TimingSolver.cpp b/lib/Core/TimingSolver.cpp
index 55fa7c8d..9efb77b8 100644
--- a/lib/Core/TimingSolver.cpp
+++ b/lib/Core/TimingSolver.cpp
@@ -25,7 +25,7 @@ using namespace llvm;
 bool TimingSolver::evaluate(const ExecutionState& state, ref<Expr> expr,
                             Solver::Validity &result) {
   // Fast path, to avoid timer and OS overhead.
-  if (expr.isConstant()) {
+  if (expr->isConstant()) {
     result = expr->getConstantValue() ? Solver::True : Solver::False;
     return true;
   }
@@ -49,7 +49,7 @@ bool TimingSolver::evaluate(const ExecutionState& state, ref<Expr> expr,
 bool TimingSolver::mustBeTrue(const ExecutionState& state, ref<Expr> expr, 
                               bool &result) {
   // Fast path, to avoid timer and OS overhead.
-  if (expr.isConstant()) {
+  if (expr->isConstant()) {
     result = expr->getConstantValue() ? true : false;
     return true;
   }
@@ -96,7 +96,7 @@ bool TimingSolver::mayBeFalse(const ExecutionState& state, ref<Expr> expr,
 bool TimingSolver::getValue(const ExecutionState& state, ref<Expr> expr, 
                             ref<Expr> &result) {
   // Fast path, to avoid timer and OS overhead.
-  if (expr.isConstant()) {
+  if (expr->isConstant()) {
     result = expr;
     return true;
   }