diff --git a/test/annexB/built-ins/Function/createdynfn-no-line-terminator-html-close-comment-body.js b/test/annexB/built-ins/Function/createdynfn-no-line-terminator-html-close-comment-body.js
new file mode 100644
index 0000000000..e741287cc7
--- /dev/null
+++ b/test/annexB/built-ins/Function/createdynfn-no-line-terminator-html-close-comment-body.js
@@ -0,0 +1,25 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-createdynamicfunction
+description: >
+  Function parses the body text before forming the sourceText with the proper line feed.
+info: |
+  The HTMLCloseComment requires a preceding line terminator.
+
+  Runtime Semantics: CreateDynamicFunction(constructor, newTarget, kind, args)
+  ...
+  16. Set bodyText to ? ToString(bodyText).
+  17. Let parameters be the result of parsing P, interpreted as UTF-16 encoded Unicode text as
+  described in 6.1.4, using parameterGoal as the goal symbol. Throw a SyntaxError exception if the
+  parse fails.
+  18. Let body be the result of parsing bodyText, interpreted as UTF-16 encoded Unicode text as
+  described in 6.1.4, using goal as the goal symbol. Throw a SyntaxError exception if the parse
+  fails.
+  ...
+  41. Let sourceText be the string-concatenation of prefix, " anonymous(", P, 0x000A (LINE FEED),
+  ") {", 0x000A (LINE FEED), bodyText, 0x000A (LINE FEED), and "}".
+---*/
+
+assert.throws(SyntaxError, () => Function("-->"));
diff --git a/test/annexB/built-ins/Function/createdynfn-no-line-terminator-html-close-comment-params.js b/test/annexB/built-ins/Function/createdynfn-no-line-terminator-html-close-comment-params.js
new file mode 100644
index 0000000000..40a936a0e4
--- /dev/null
+++ b/test/annexB/built-ins/Function/createdynfn-no-line-terminator-html-close-comment-params.js
@@ -0,0 +1,25 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-createdynamicfunction
+description: >
+  Function parses the parameters text before forming the sourceText with the proper line feed.
+info: |
+  The HTMLCloseComment requires a preceding line terminator.
+
+  Runtime Semantics: CreateDynamicFunction(constructor, newTarget, kind, args)
+  ...
+  16. Set bodyText to ? ToString(bodyText).
+  17. Let parameters be the result of parsing P, interpreted as UTF-16 encoded Unicode text as
+  described in 6.1.4, using parameterGoal as the goal symbol. Throw a SyntaxError exception if the
+  parse fails.
+  18. Let body be the result of parsing bodyText, interpreted as UTF-16 encoded Unicode text as
+  described in 6.1.4, using goal as the goal symbol. Throw a SyntaxError exception if the parse
+  fails.
+  ...
+  41. Let sourceText be the string-concatenation of prefix, " anonymous(", P, 0x000A (LINE FEED),
+  ") {", 0x000A (LINE FEED), bodyText, 0x000A (LINE FEED), and "}".
+---*/
+
+assert.throws(SyntaxError, () => Function("-->", ""));