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LibJS/Bytecode: Actually get value from super base for computed property

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This commit is contained in:
Luke Wilde
2023-06-17 18:42:32 +01:00
committed by Andreas Kling
parent 1116ba191a
commit 357174d8fd
2 changed files with 8 additions and 2 deletions
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5
Userland/Libraries/LibJS/Bytecode/ASTCodegen.cpp
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@@ -1311,7 +1311,10 @@ static Bytecode::CodeGenerationErrorOr<void> get_base_and_value_from_member_expr
if (computed_property_value_register.has_value()) {
// 5. Let propertyKey be ? ToPropertyKey(propertyNameValue).
// FIXME: This does ToPropertyKey out of order, which is observable by Symbol.toPrimitive!
generator.emit<Bytecode::Op::GetByValue>(*computed_property_value_register);
auto super_base_register = generator.allocate_register();
generator.emit<Bytecode::Op::Store>(super_base_register);
generator.emit<Bytecode::Op::Load>(*computed_property_value_register);
generator.emit<Bytecode::Op::GetByValue>(super_base_register);
} else {
// 3. Let propertyKey be StringValue of IdentifierName.
auto identifier_table_ref = generator.intern_identifier(verify_cast<Identifier>(member_expression.property()).string());