Segmentation fault when taking a heap snapshot on OSX

[balupton]

Project it occurs on:

git clone https://github.com/bevry/taskgroup.git taskgroup
cd taskgroup
git checkout es6
npm install
./node_modules/.bin/cake compile
node es5/test/profile.js

Output ends with:

[1]    7876 segmentation fault  node es5/test/profile.js

System details:

$ iojs --version
v1.6.1
$ npm --version
2.7.1
$ iojs -p process.versions.v8               
4.1.0.21

OSX Version: 10.10.2
Machine: iMac (27-inch, Mid 2011)

Also occurs on Node 0.12.0

[balupton]

Seems nodejs/node#1058 was the culprit as this issue is cured in io.js 1.6.3