Workaround Swift 6.0 compiler crash

[kateinoigakukun]

swiftlang/swift#79982

[github-actions]

Time Change: +63ms (0%)

Total Time: 9,790ms

Test name	Duration	Change
Serialization/JavaScript function call through Wasm import	23ms	-3ms (13%)	👏
Serialization/JavaScript function call through Wasm import with int	21ms	-2ms (9%)	✅

View Unchanged

Test name	Duration	Change
Serialization/JavaScript function call from Swift	126ms	-0ms
Serialization/Swift Int to JavaScript with assignment	348ms	-8ms (2%)
Serialization/Swift Int to JavaScript with call	971ms	-43ms (4%)
Serialization/JavaScript Number to Swift Int	283ms	-9ms (3%)
Serialization/Swift String to JavaScript with assignment	441ms	+8ms (1%)
Serialization/Swift String to JavaScript with call	1,076ms	-20ms (1%)
Serialization/JavaScript String to Swift String	3,733ms	+144ms (3%)
Object heap/Increment and decrement RC	2,755ms	-5ms (0%)

View Baselines

Test name	Duration
Serialization/Call JavaScript function directly	3ms
Serialization/Assign JavaScript number directly	3ms
Serialization/Call with JavaScript number directly	3ms
Serialization/Write JavaScript string directly	3ms
Serialization/Call with JavaScript string directly	3ms