Remove unused fields.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186791 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 11 deletions

diff --git a/examples/Kaleidoscope/Chapter2/toy.cpp b/examples/Kaleidoscope/Chapter2/toy.cpp
index 1cf6caa..23d45ae 100644
--- a/examples/Kaleidoscope/Chapter2/toy.cpp
+++ b/examples/Kaleidoscope/Chapter2/toy.cpp
@@ -83,9 +83,8 @@ public:
 
 /// NumberExprAST - Expression class for numeric literals like "1.0".
 class NumberExprAST : public ExprAST {
-  double Val;
 public:
-  NumberExprAST(double val) : Val(val) {}
+  NumberExprAST(double val) {}
 };
 
 /// VariableExprAST - Expression class for referencing a variable, like "a".
@@ -97,11 +96,8 @@ public:
 
 /// BinaryExprAST - Expression class for a binary operator.
 class BinaryExprAST : public ExprAST {
-  char Op;
-  ExprAST *LHS, *RHS;
 public:
-  BinaryExprAST(char op, ExprAST *lhs, ExprAST *rhs) 
-    : Op(op), LHS(lhs), RHS(rhs) {}
+  BinaryExprAST(char op, ExprAST *lhs, ExprAST *rhs) {}
 };
 
 /// CallExprAST - Expression class for function calls.
@@ -127,12 +123,8 @@ public:
 
 /// FunctionAST - This class represents a function definition itself.
 class FunctionAST {
-  PrototypeAST *Proto;
-  ExprAST *Body;
 public:
-  FunctionAST(PrototypeAST *proto, ExprAST *body)
-    : Proto(proto), Body(body) {}
-  
+  FunctionAST(PrototypeAST *proto, ExprAST *body) {}
 };
 
 //===----------------------------------------------------------------------===//