text: //// [functionExpressionShadowedByParams.ts]
  function b1(b1: number) {
     b1.toPrecision(2); // should not error
     b1(12); // should error
  }
  
  
  var x = {
     b: function b(b: number) {
        b.toPrecision(2); // should not error
        b.apply(null, null); // should error
     }
  };
  
  
  //// [functionExpressionShadowedByParams.js]
  function b1(b1) {
      b1.toPrecision(2);
      b1(12);
  }
  var x = {
      b: function b(b) {
          b.toPrecision(2);
          b.apply(null, null);
      }
  };
  