symfony/symfony — comment on commit 35a61b3a52f6b0bd9e25c8e7e44348f5b3c42b31
File: src/Symfony/Component/HttpKernel/Debug/ExceptionHandler.php line 19
By vicb:

I am not familiar with this but it seems to be an addition to PHP5.4.

What would the behavior be with pre 5.4 (current and future php5.3 versions) ?

Shouldn't this be set to 0 ?