Blur Node Breaks on High Scene Referred Values
Open, ConfirmedPublic

Description

System Information
Debain Testing

Blender Version
Broken: master

Short description of error
Scene referred higher values seem to cause breakage in tiling code? Yields extremely blocky looking series of tiles.

Example attached, screenshot here http://pasteall.org/pic/show.php?id=39d216c1739740d566d45fdb239c2564

Exact steps for others to reproduce the error

Details

Type
Bug
Philipp Oeser (lichtwerk) triaged this task as Confirmed priority.

Note that Fast Gaussian doesnt suffer so badly...
Dont know the Compositor well, @Jeroen Bakker (jbakker): mind having a look?