1 files changed, 51 insertions, 0 deletions
diff --git a/js/src/tests/test262/annexB/language/function-code/block-decl-func-no-skip-try.js b/js/src/tests/test262/annexB/language/function-code/block-decl-func-no-skip-try.js
new file mode 100644
index 0000000000..e0cf6d2e54
--- /dev/null
+++ b/js/src/tests/test262/annexB/language/function-code/block-decl-func-no-skip-try.js
@@ -0,0 +1,51 @@
+// This file was procedurally generated from the following sources:
+// - src/annex-b-fns/func-no-skip-try.case
+// - src/annex-b-fns/func/block.template
+/*---
+description: Extension is observed when creation of variable binding would not produce an early error (try statement) (Block statement in function scope containing a function declaration)
+esid: sec-web-compat-functiondeclarationinstantiation
+flags: [generated, noStrict]
+info: |
+    B.3.3.1 Changes to FunctionDeclarationInstantiation
+
+    [...]
+    2. If instantiatedVarNames does not contain F, then
+       a. Perform ! varEnvRec.CreateMutableBinding(F, false).
+       b. Perform varEnvRec.InitializeBinding(F, undefined).
+       c. Append F to instantiatedVarNames.
+    [...]
+
+    B.3.5 VariableStatements in Catch Blocks
+
+    [...]
+    - It is a Syntax Error if any element of the BoundNames of CatchParameter
+      also occurs in the VarDeclaredNames of Block unless CatchParameter is
+      CatchParameter:BindingIdentifier and that element is only bound by a
+      VariableStatement, the VariableDeclarationList of a for statement, or the
+      ForBinding of a for-in statement.
+---*/
+
+(function() {
+  assert.sameValue(
+    f, undefined, 'Initialized binding created prior to evaluation'
+  );
+
+  try {
+    throw null;
+  } catch (f) {
+
+  {
+    function f() { return 123; }
+  }
+
+  }
+
+  assert.sameValue(
+    typeof f,
+    'function',
+    'binding value is updated following evaluation'
+  );
+  assert.sameValue(f(), 123);
+}());
+
+reportCompare(0, 0);