2017-04-04 15:47 GMT+02:00 Esteban Lorenzano <estebanlm@gmail.com>:

no it doesn't: squeak does not have that primitive, that��s why it does not fails :)

I think you are wrong because I check it carefully in Squeak and I found it on github��https://github.com/OpenSmalltalk/opensmalltalk-vm/search?utf8=��&q=primitiveFindSubstring&type=.