this_keyword.js

/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

// RUN: %hermes -hermes-parser -dump-ir %s | %FileCheckOrRegen %s --match-full-lines
// RUN: %hermes -hermes-parser -dump-ir %s -O

function f1() {
  return this;
}

function f2(){
  "use strict"; // see strict mode
  return this;
}

// Auto-generated content below. Please do not modify manually.

// CHECK:function global#0()#1 : undefined
// CHECK-NEXT:globals = [f1, f2]
// CHECK-NEXT:S{global#0()#1} = []
// CHECK-NEXT:%BB0:
// CHECK-NEXT:  %0 = CreateScopeInst %S{global#0()#1}
// CHECK-NEXT:  %1 = CreateFunctionInst %f1#0#1()#2, %0
// CHECK-NEXT:  %2 = StorePropertyInst %1 : closure, globalObject : object, "f1" : string
// CHECK-NEXT:  %3 = CreateFunctionInst %f2#0#1()#3, %0
// CHECK-NEXT:  %4 = StorePropertyInst %3 : closure, globalObject : object, "f2" : string
// CHECK-NEXT:  %5 = ReturnInst undefined : undefined
// CHECK-NEXT:function_end

// CHECK:function f1#0#1()#2
// CHECK-NEXT:S{f1#0#1()#2} = []
// CHECK-NEXT:%BB0:
// CHECK-NEXT:  %0 = CreateScopeInst %S{f1#0#1()#2}
// CHECK-NEXT:  %1 = ReturnInst %this
// CHECK-NEXT:function_end

// CHECK:function f2#0#1()#3
// CHECK-NEXT:S{f2#0#1()#3} = []
// CHECK-NEXT:%BB0:
// CHECK-NEXT:  %0 = CreateScopeInst %S{f2#0#1()#3}
// CHECK-NEXT:  %1 = ReturnInst %this
// CHECK-NEXT:function_end