symfony/symfony — pull request #9035 by KingCrunch (2013-09-13 22:30:33+00:00)
Title: Fix PropertyPathMapper reference handling

| Q | A
| ------------- | ---
| Bug fix? | yes
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | -
| License | MIT
| Doc PR | -

Actually I am not entirely sure, if this should get treated as "BC-break".

Scalar values were treated by-reference before as well. This means for scalar values, when the value before and after are the same, the setter was never called.