656914 - TI: Assertion failure: codeArray[offset], at ./jsanalyze.h:902

Status: RESOLVED FIXED

(Core :: JavaScript Engine, defect)

Description

[Christian Holler (:decoder)]

The following testcase asserts on TI revision 8fbd8f861465 (run with -m -n -a),
tested on 64 bit:

try {
  new MyObject;
} catch (e) {}

function MyObject() {
  return;
  return this;
}

Comment 1

[Brian Hackett [Laid off!]]

Oops, regression from the 'new' robustness improvements/overhaul.  Had a TODO for this but forgot to actually do it, we weren't handling premature returns within the script nor uses of 'this' in conditional code.  Push below has a couple extra testcases.

http://hg.mozilla.org/projects/jaegermonkey/rev/b38e4d16be97

Comment 2

[Christian Holler (:decoder)]

A testcase for this bug was automatically identified at js/src/jit-test/tests/jaeger/bug656914.js.