1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/annexB/language/global-code/if-decl-no-else-global-existing-var-no-init.js b/js/src/tests/test262/annexB/language/global-code/if-decl-no-else-global-existing-var-no-init.js
new file mode 100644
index 0000000000..607e4a8d5d
--- /dev/null
+++ b/js/src/tests/test262/annexB/language/global-code/if-decl-no-else-global-existing-var-no-init.js
@@ -0,0 +1,31 @@
+// This file was procedurally generated from the following sources:
+// - src/annex-b-fns/global-existing-var-no-init.case
+// - src/annex-b-fns/global/if-decl-no-else.template
+/*---
+description: Existing variable binding is not modified (IfStatement without an else clause in the global scope)
+esid: sec-functiondeclarations-in-ifstatement-statement-clauses
+flags: [generated, noStrict]
+info: |
+    The following rules for IfStatement augment those in 13.6:
+
+    IfStatement[Yield, Return]:
+        if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else Statement[?Yield, ?Return]
+        if ( Expression[In, ?Yield] ) Statement[?Yield, ?Return] else FunctionDeclaration[?Yield]
+        if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else FunctionDeclaration[?Yield]
+        if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield]
+
+
+    B.3.3.2 Changes to GlobalDeclarationInstantiation
+
+    [...]
+    b. If declaredFunctionOrVarNames does not contain F, then
+       i. Perform ? envRec.CreateGlobalFunctionBinding(F, undefined, false).
+       ii. Append F to declaredFunctionOrVarNames.
+    [...]
+---*/
+var f = 123;
+assert.sameValue(f, 123);
+
+if (true) function f() {  }
+
+reportCompare(0, 0);