git commit id: 8cdb27dae2a958f4ad5ff00f4900a7c235835247 ``` function opt(f) { try{ return f(Uint8Array); }catch(e){ print(e) } } print(opt(opt)) print(opt(opt)) ``` run args: WebKitBuild/Debug/bin/jsc --useConcurrentJIT=0 --jitPolicyScale=0.001 test.js program output: TypeError: calling Uint8Array constructor without new is invalid undefined 0,0,0 expected output: TypeError: calling Uint8Array constructor without new is invalid undefined TypeError: calling Uint8Array constructor without new is invalid undefined At the last call to the `opt` function, `f` is `UInt8Array`. The engine need to throw an exception instead of creating the array object.
<rdar://problem/111952807>
seems this bug has been fixed