Created attachment 118509 [details]
WebGL-Water with broken caustics

WebGL-Water show broken or NO Caustics on NI/Turks (6670) since commit 266d05a.
Sometimes GPU hangs and/or slow down badly.

git revert 266d05a
Works again.

git bisect show this:
/opt/mesa> git bisect bad
266d05a3a0651ac954c91aea12c870940e8a9820 is the first bad commit
commit 266d05a3a0651ac954c91aea12c870940e8a9820
Author: Tapani Pälli <tapani.palli@intel.com>
Date:   Fri Sep 25 09:56:39 2015 +0300

    glsl: fix packed varyings interface type and add default case

    fixes Piglit test:
       arb_program_interface_query/linker/query-varyings.shader_test

    Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
    Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>

:040000 040000 4ab4878fd41868c4b674c13f833b82d089ce971f
d8ef9c2c4746a610989e7dfe24552d044e914a9b M src