507507 - Accessing an empty Vector using array syntax throws RangeError when an Array would not

Status: VERIFIED INVALID

(Tamarin Graveyard :: Virtual Machine, defect)

Description

[Chris Peyer]

Steps to reproduce: This bug occurs in Flash Player 10_0_0_d421, related bug from Flash Player Bugbase is 218711
1. Create a .fla with the following code in it:
var test:Vector.<int> = new Vector.<int>;
if(test[0]) {
trace("Not Empty");}
2. Compile and run
3.
 
 Actual Results: Throws "RangeError: Error #1125: The index 0 is out of range 0."
 
 
 Expected Results: if(test[0]) should return false as an empty array would 

Transferred from http://bugs.adobe.com/jira/browse/FP-60

Comment 1

[Lars T Hansen]

I doubt this is a bug.  IIRC vectors are range checked because range checking is good.  Need to check the spec.

Comment 2

[Dan Smith]

This is not a bug.  Vectors are range checked by design.  Closing.

Comment 3

[Chris Peyer]

No test media required for invalid bug.