message: Rename Eq -> Assign, Cmp -> Eq
diff: @@ -112,7 +112,7 @@ enum CASTNode {
  #[derive(Clone, Debug)]
  pub enum Expr {
  - Eq,
  + Assign,
  Add,
  Sub,
  Mul,
  @@ -129,7 +129,7 @@ pub enum Expr {
  GtEq,
  Lt,
  LtEq,
  - Cmp,
  + Eq,
  }
  #[derive(Clone, Debug)]
  @@ -430,7 +430,7 @@ impl CAST {
  let operands = self.get_args_ordered(node);
  let op_str = operands.iter().map(|x| self.emit_c(x, 0)).collect::<Vec<_>>();
  match *expr {
  - Expr::Eq => format!("{} = {}",
  + Expr::Assign => format!("{} = {}",
  format_with_indent(&op_str[0], indent),
  &op_str[1]),
  Expr::Add => format!("({} + {})",
  @@ -477,7 +477,7 @@ impl CAST {
  Expr::LtEq => format!("({} <= {})",
  format_with_indent(&op_str[0], indent),
  &op_str[1]),
  - Expr::Cmp => format!("({} == {})",
  + Expr::Eq => format!("({} == {})",
  format_with_indent(&op_str[0], indent),
  &op_str[1]),
  }
  @@ -564,10 +564,10 @@ mod test {
  let mut c_ast = CAST::new("main");
  c_ast.function_args(&[(Ty::new(BTy::Int, false, 0), "x".to_owned())]);
  let vars = c_ast.declare_vars(Ty::new(BTy::Int, false, 0), &["i".to_owned(), "j".to_owned()]);
  - let cmp = c_ast.expr(Expr::Cmp, &vars);
  + let eq = c_ast.expr(Expr::Eq, &vars);
  let increment = c_ast.expr(Expr::Add, &vars);
  - let assignment = c_ast.expr(Expr::Eq, &[vars[0], increment]);
  - c_ast.new_conditional(cmp, assignment, None);
  + let assignment = c_ast.expr(Expr::Assign, &[vars[0], increment]);
  + c_ast.new_conditional(eq, assignment, None);
  let _ = c_ast.ret("");
  println!("{}", c_ast.print());
  }
  