Comment # 6 on bug 104492 from Timothy Arceri

Fixed by:

commit 7e025def6d7d3d6bf94facd6ec6d956f40cbb31e
Author: Florian Will <florian.will@gmail.com>
Date:   Fri Jan 5 15:33:31 2018 +0100

    glsl: Respect std430 layout in lower_buffer_access

    Respect the std430 rules for determining offset and size of struct
    members when using a std430 buffer. std140 rules lead to wrong buffer
    offsets in that case.

    Fixes my test case attached in Bugzilla. No piglit changes.

    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104492
    Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>