rangepos failed with macros

[scabug]

Compling code that uses macro with the rangepos option produces errors like this:

scala.tools.nsc.interactive.RangePositions$ValidateException: Synthetic tree [251] contains nonsynthetic tree [250]

A demo project can be found here:
https://github.com/thirstycrow/macro-rangepos-problem

[scabug]

Imported From: https://issues.scala-lang.org/browse/SI-8510?orig=1
Reporter: Hua Jiang (thirstycrow)
Affected Versions: 2.10.4, 2.11.0

[scabug]

Guillaume Massé (masgui) said:
this is fixed in 2.11.2
https://github.com/MasseGuillaume/macro-rangepos-problem

[scabug]

Tomer Gabel (holograph) said:
Ran into this in the context of mixing scoverage with a library I'm maintaining (see wix-incubator/accord#60). It is indeed a non-issue for 2.11, but it basically breaks 2.10 if you use -Yrangepos for any reason, such as getting code coverage.