deps: update V8 to 5.5.372.40

PR-URL: https://github.com/nodejs/node/pull/9618
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>

44 files changed, 17 insertions, 342 deletions

diff --git a/deps/v8/test/message/arrow-invalid-rest-2.out b/deps/v8/test/message/arrow-invalid-rest-2.out
index 0196483a66..ad6bcb034d 100644
--- a/deps/v8/test/message/arrow-invalid-rest-2.out
+++ b/deps/v8/test/message/arrow-invalid-rest-2.out
@@ -1,4 +1,4 @@
-*%(basename)s:7: SyntaxError: Rest parameter must be an identifier or destructuring pattern
+*%(basename)s:7: SyntaxError: Unexpected token =
 var f = (a, ...x = 10) => x;
-            ^^^^^^^^^
-SyntaxError: Rest parameter must be an identifier or destructuring pattern
+                 ^
+SyntaxError: Unexpected token =
diff --git a/deps/v8/test/message/arrow-invalid-rest.out b/deps/v8/test/message/arrow-invalid-rest.out
index 4045f14e78..99a8557f1e 100644
--- a/deps/v8/test/message/arrow-invalid-rest.out
+++ b/deps/v8/test/message/arrow-invalid-rest.out
@@ -1,4 +1,4 @@
-*%(basename)s:7: SyntaxError: Rest parameter must be an identifier or destructuring pattern
+*%(basename)s:7: SyntaxError: Unexpected token =
 var f = (...x = 10) => x;
-         ^^^^^^^^^
-SyntaxError: Rest parameter must be an identifier or destructuring pattern
+              ^
+SyntaxError: Unexpected token =
diff --git a/deps/v8/test/message/export-duplicate-as.js b/deps/v8/test/message/export-duplicate-as.js
index 49b52d4b17..416180b093 100644
--- a/deps/v8/test/message/export-duplicate-as.js
+++ b/deps/v8/test/message/export-duplicate-as.js
@@ -4,6 +4,6 @@
 //
 // MODULE
 
-var a, b;
+var a, b, c;
 export { a as c };
-export { a, b as c };
+export { a, b as c, c, b };
diff --git a/deps/v8/test/message/export-duplicate-as.out b/deps/v8/test/message/export-duplicate-as.out
index 1726d9491a..729de8a904 100644
--- a/deps/v8/test/message/export-duplicate-as.out
+++ b/deps/v8/test/message/export-duplicate-as.out
@@ -2,6 +2,6 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 *%(basename)s:9: SyntaxError: Duplicate export of 'c'
-export { a, b as c };
-                 ^
+export { a, b as c, c, b };
+                    ^
 SyntaxError: Duplicate export of 'c'
diff --git a/deps/v8/test/message/export-duplicate-default.js b/deps/v8/test/message/export-duplicate-default.js
index 72a54a45f4..de1a8807c1 100644
--- a/deps/v8/test/message/export-duplicate-default.js
+++ b/deps/v8/test/message/export-duplicate-default.js
@@ -5,4 +5,5 @@
 // MODULE
 
 export default function f() {};
+export default 42;
 export default class C {};
diff --git a/deps/v8/test/message/export-duplicate-default.out b/deps/v8/test/message/export-duplicate-default.out
index 4c6b97a7a1..685e289891 100644
--- a/deps/v8/test/message/export-duplicate-default.out
+++ b/deps/v8/test/message/export-duplicate-default.out
@@ -1,7 +1,7 @@
 # Copyright 2015 the V8 project authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
-*%(basename)s:8: SyntaxError: Duplicate export of 'default'
+*%(basename)s:9: SyntaxError: Duplicate export of 'default'
 export default class C {};
        ^^^^^^^
 SyntaxError: Duplicate export of 'default'
diff --git a/deps/v8/test/message/export-duplicate.js b/deps/v8/test/message/export-duplicate.js
index f45aefe13f..93011f0c1c 100644
--- a/deps/v8/test/message/export-duplicate.js
+++ b/deps/v8/test/message/export-duplicate.js
@@ -4,6 +4,7 @@
 //
 // MODULE
 
-var a, b;
+var a, b, c;
 export { a };
 export { a, b };
+export { b, c };
diff --git a/deps/v8/test/message/export-duplicate.out b/deps/v8/test/message/export-duplicate.out
index e88779f580..9811cb122c 100644
--- a/deps/v8/test/message/export-duplicate.out
+++ b/deps/v8/test/message/export-duplicate.out
@@ -1,7 +1,7 @@
 # Copyright 2015 the V8 project authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
-*%(basename)s:9: SyntaxError: Duplicate export of 'a'
-export { a, b };
+*%(basename)s:10: SyntaxError: Duplicate export of 'b'
+export { b, c };
          ^
-SyntaxError: Duplicate export of 'a'
+SyntaxError: Duplicate export of 'b'
diff --git a/deps/v8/test/message/syntactic-tail-call-in-binop-lhs.js b/deps/v8/test/message/syntactic-tail-call-in-binop-lhs.js
deleted file mode 100644
index 58d4c957ac..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-binop-lhs.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  return   continue f()   - a ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-binop-lhs.out b/deps/v8/test/message/syntactic-tail-call-in-binop-lhs.out
deleted file mode 100644
index 14670cd280..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-binop-lhs.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:13: SyntaxError: Tail call expression is not allowed here
-  return   continue f()   - a ;
-           ^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here
diff --git a/deps/v8/test/message/syntactic-tail-call-in-binop-rhs.js b/deps/v8/test/message/syntactic-tail-call-in-binop-rhs.js
deleted file mode 100644
index a586cc84ee..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-binop-rhs.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  return b + continue f()  ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-binop-rhs.out b/deps/v8/test/message/syntactic-tail-call-in-binop-rhs.out
deleted file mode 100644
index 207c526e2f..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-binop-rhs.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:13: SyntaxError: Tail call expression is not allowed here
-  return b + continue f()  ;
-             ^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here
diff --git a/deps/v8/test/message/syntactic-tail-call-in-comma.js b/deps/v8/test/message/syntactic-tail-call-in-comma.js
deleted file mode 100644
index 402a4a8f7d..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-comma.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  return 1, 2, 3,   continue f() , 4  ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-comma.out b/deps/v8/test/message/syntactic-tail-call-in-comma.out
deleted file mode 100644
index c4ecc28c97..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-comma.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:13: SyntaxError: Tail call expression is not allowed here
-  return 1, 2, 3,   continue f() , 4  ;
-                    ^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here
diff --git a/deps/v8/test/message/syntactic-tail-call-in-extends.js b/deps/v8/test/message/syntactic-tail-call-in-extends.js
deleted file mode 100644
index 86bf77ebbe..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-extends.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function g() {
-  return class A extends continue f() {};
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-extends.out b/deps/v8/test/message/syntactic-tail-call-in-extends.out
deleted file mode 100644
index f54155d2b5..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-extends.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:9: SyntaxError: Tail call expression is not allowed here
-  return class A extends continue f() {};
-                         ^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here
diff --git a/deps/v8/test/message/syntactic-tail-call-in-for-in.js b/deps/v8/test/message/syntactic-tail-call-in-for-in.js
deleted file mode 100644
index 8ad7aca54a..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-for-in.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  for (var v in {a:0}) {
-    return continue f()  ;
-  }
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-for-in.out b/deps/v8/test/message/syntactic-tail-call-in-for-in.out
deleted file mode 100644
index 1bf52c48cb..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-for-in.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:14: SyntaxError: Tail call expression in for-in/of body
-    return continue f()  ;
-           ^^^^^^^^^^^^
-SyntaxError: Tail call expression in for-in/of body
diff --git a/deps/v8/test/message/syntactic-tail-call-in-for-of.js b/deps/v8/test/message/syntactic-tail-call-in-for-of.js
deleted file mode 100644
index 7cd761f38e..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-for-of.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  for (var v of [1, 2, 3]) {
-    return continue f()  ;
-  }
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-for-of.out b/deps/v8/test/message/syntactic-tail-call-in-for-of.out
deleted file mode 100644
index 1bf52c48cb..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-for-of.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:14: SyntaxError: Tail call expression in for-in/of body
-    return continue f()  ;
-           ^^^^^^^^^^^^
-SyntaxError: Tail call expression in for-in/of body
diff --git a/deps/v8/test/message/syntactic-tail-call-in-logical-and.js b/deps/v8/test/message/syntactic-tail-call-in-logical-and.js
deleted file mode 100644
index 2c62ddcb21..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-logical-and.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  return   continue f()   && a ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-logical-and.out b/deps/v8/test/message/syntactic-tail-call-in-logical-and.out
deleted file mode 100644
index c400f74628..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-logical-and.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:13: SyntaxError: Tail call expression is not allowed here
-  return   continue f()   && a ;
-           ^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here
diff --git a/deps/v8/test/message/syntactic-tail-call-in-logical-or.js b/deps/v8/test/message/syntactic-tail-call-in-logical-or.js
deleted file mode 100644
index 6829bc629a..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-logical-or.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  return   continue f()   || a ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-logical-or.out b/deps/v8/test/message/syntactic-tail-call-in-logical-or.out
deleted file mode 100644
index 4ced76118a..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-logical-or.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:13: SyntaxError: Tail call expression is not allowed here
-  return   continue f()   || a ;
-           ^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here
diff --git a/deps/v8/test/message/syntactic-tail-call-in-subclass.js b/deps/v8/test/message/syntactic-tail-call-in-subclass.js
deleted file mode 100644
index ab788406d2..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-subclass.js
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function g() {
-  class A {};
-  class B extends A {
-    constructor() {
-      return continue f() ;
-    }
-  }
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-subclass.out b/deps/v8/test/message/syntactic-tail-call-in-subclass.out
deleted file mode 100644
index fff26cc59b..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-subclass.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:12: SyntaxError: Tail call expression is not allowed here
-      return continue f() ;
-             ^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here
diff --git a/deps/v8/test/message/syntactic-tail-call-in-try-catch-finally.js b/deps/v8/test/message/syntactic-tail-call-in-try-catch-finally.js
deleted file mode 100644
index 3aa35a12b4..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-try-catch-finally.js
+++ /dev/null
@@ -1,20 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  try {
-    f();
-  } catch(e) {
-    return continue f()  ;
-  } finally {
-    f();
-  }
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-try-catch-finally.out b/deps/v8/test/message/syntactic-tail-call-in-try-catch-finally.out
deleted file mode 100644
index b488c15af2..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-try-catch-finally.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:16: SyntaxError: Tail call expression in catch block when finally block is also present
-    return continue f()  ;
-           ^^^^^^^^^^^^
-SyntaxError: Tail call expression in catch block when finally block is also present
diff --git a/deps/v8/test/message/syntactic-tail-call-in-try-try-catch-finally.js b/deps/v8/test/message/syntactic-tail-call-in-try-try-catch-finally.js
deleted file mode 100644
index 5b000f1181..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-try-try-catch-finally.js
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  try {
-    try {
-      f();
-    } catch(e) {
-      return continue f()  ;
-    }
-  } finally {
-    f();
-  }
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-try-try-catch-finally.out b/deps/v8/test/message/syntactic-tail-call-in-try-try-catch-finally.out
deleted file mode 100644
index bfc2692a27..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-try-try-catch-finally.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:17: SyntaxError: Tail call expression in try block
-      return continue f()  ;
-             ^^^^^^^^^^^^
-SyntaxError: Tail call expression in try block
diff --git a/deps/v8/test/message/syntactic-tail-call-in-try.js b/deps/v8/test/message/syntactic-tail-call-in-try.js
deleted file mode 100644
index 71662db877..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-try.js
+++ /dev/null
@@ -1,17 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  try {
-    return continue f()  ;
-  } catch(e) {
-  }
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-in-try.out b/deps/v8/test/message/syntactic-tail-call-in-try.out
deleted file mode 100644
index ed0b15cc61..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-in-try.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:14: SyntaxError: Tail call expression in try block
-    return continue f()  ;
-           ^^^^^^^^^^^^
-SyntaxError: Tail call expression in try block
diff --git a/deps/v8/test/message/syntactic-tail-call-inside-member-expr.js b/deps/v8/test/message/syntactic-tail-call-inside-member-expr.js
deleted file mode 100644
index 9b85dd42bb..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-inside-member-expr.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  return (continue  f(1)) (2) ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-inside-member-expr.out b/deps/v8/test/message/syntactic-tail-call-inside-member-expr.out
deleted file mode 100644
index 10fd54db5d..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-inside-member-expr.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:13: SyntaxError: Tail call expression is not allowed here
-  return (continue  f(1)) (2) ;
-          ^^^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here
diff --git a/deps/v8/test/message/syntactic-tail-call-of-eval.js b/deps/v8/test/message/syntactic-tail-call-of-eval.js
deleted file mode 100644
index e69aa9c351..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-of-eval.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-
-function g() {
-  return  continue  eval  ("f()")  ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-of-eval.out b/deps/v8/test/message/syntactic-tail-call-of-eval.out
deleted file mode 100644
index 06eeb78baf..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-of-eval.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:8: SyntaxError: Tail call of a direct eval is not allowed
-  return  continue  eval  ("f()")  ;
-                    ^^^^^^^^^^^^^
-SyntaxError: Tail call of a direct eval is not allowed
diff --git a/deps/v8/test/message/syntactic-tail-call-of-identifier.js b/deps/v8/test/message/syntactic-tail-call-of-identifier.js
deleted file mode 100644
index b3ca31df01..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-of-identifier.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function g(x) {
-  return continue   x  ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-of-identifier.out b/deps/v8/test/message/syntactic-tail-call-of-identifier.out
deleted file mode 100644
index 393bbc657c..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-of-identifier.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:9: SyntaxError: Unexpected expression inside tail call
-  return continue   x  ;
-                    ^
-SyntaxError: Unexpected expression inside tail call
diff --git a/deps/v8/test/message/syntactic-tail-call-of-new.js b/deps/v8/test/message/syntactic-tail-call-of-new.js
deleted file mode 100644
index 60adec7027..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-of-new.js
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-
-function f() {
-  return 1;
-}
-
-function g() {
-  return continue new f()  ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-of-new.out b/deps/v8/test/message/syntactic-tail-call-of-new.out
deleted file mode 100644
index 954e1ca0ec..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-of-new.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:12: SyntaxError: Unexpected expression inside tail call
-  return continue new f()  ;
-                  ^^^^^^^
-SyntaxError: Unexpected expression inside tail call
diff --git a/deps/v8/test/message/syntactic-tail-call-sloppy.js b/deps/v8/test/message/syntactic-tail-call-sloppy.js
deleted file mode 100644
index 3973fc6d18..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-sloppy.js
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-
-function g() {
-  return  continue  f()  ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-sloppy.out b/deps/v8/test/message/syntactic-tail-call-sloppy.out
deleted file mode 100644
index 74d9d53bb4..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-sloppy.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:8: SyntaxError: Tail call expressions are not allowed in non-strict mode
-  return  continue  f()  ;
-          ^^^^^^^^^^^^^
-SyntaxError: Tail call expressions are not allowed in non-strict mode
diff --git a/deps/v8/test/message/syntactic-tail-call-without-return.js b/deps/v8/test/message/syntactic-tail-call-without-return.js
deleted file mode 100644
index 130f67dafc..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-without-return.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-explicit-tailcalls
-"use strict";
-
-function f() {
-  return 1;
-}
-
-function g() {
-  var x =  continue  f()  ;
-}
diff --git a/deps/v8/test/message/syntactic-tail-call-without-return.out b/deps/v8/test/message/syntactic-tail-call-without-return.out
deleted file mode 100644
index 0508fc3378..0000000000
--- a/deps/v8/test/message/syntactic-tail-call-without-return.out
+++ /dev/null
@@ -1,4 +0,0 @@
-*%(basename)s:13: SyntaxError: Tail call expression is not allowed here
-  var x =  continue  f()  ;
-           ^^^^^^^^^^^^^
-SyntaxError: Tail call expression is not allowed here