beenull/ladybird
1
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2024-11-22 15:40:19 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

LibJS: Always init arguments stored in locals for generator functions

Browse source 
Since AST interpreter switches to bytecode to execute generator
functions, arguments stored in local variables always need to be
initialized for such functions.
This commit is contained in:
Aliaksandr Kalenik 2023-07-07 20:39:26 +02:00 committed by Andreas Kling
parent e5b70837de
commit 71c54dd37b
Notes: sideshowbarker 2024-07-17 06:35:16 +09:00 
Author: https://github.com/kalenikaliaksandr
Commit: https://github.com/SerenityOS/serenity/commit/71c54dd37b
Pull-request: https://github.com/SerenityOS/serenity/pull/19869
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Userland/Libraries/LibJS/Runtime/ECMAScriptFunctionObject.cpp
View file

@ -479,7 +479,7 @@ ThrowCompletionOr<void> ECMAScriptFunctionObject::function_declaration_instantia
Environment* used_environment = has_duplicates ? nullptr : environment; Environment* used_environment = has_duplicates ? nullptr : environment;
if constexpr (IsSame<NonnullRefPtr<Identifier const> const&, decltype(param)>) { if constexpr (IsSame<NonnullRefPtr<Identifier const> const&, decltype(param)>) {
if (vm.bytecode_interpreter_if_exists() && param->is_local()) { if ((vm.bytecode_interpreter_if_exists() || kind() == FunctionKind::Generator) && param->is_local()) {
// NOTE: Local variables are supported only in bytecode interpreter // NOTE: Local variables are supported only in bytecode interpreter
callee_context.local_variables[param->local_variable_index()] = argument_value; callee_context.local_variables[param->local_variable_index()] = argument_value;
return {}; return {};