[Bug 104359] Mesa freezes in "vtn_cfg_walk_blocks" with Sacha Willems' hdr, parallaxmapping and specializationconstants Vulkan demos

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104359

Eero Tamminen <eero.t.tamminen at intel.com> changed:

           What    |Removed                     |Added
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           Assignee|intel-3d-bugs at lists.freedes |jasuarez at igalia.com
                   |ktop.org                    |

--- Comment #1 from Eero Tamminen <eero.t.tamminen at intel.com> ---
Manual bisect gave following commit as culprit:
-----------------------------------------------
commit 9702fac68e8bd07be8871f7925d7f9fb98da3699
Author:     Juan A. Suarez Romero <jasuarez at igalia.com>
AuthorDate: Tue Dec 19 17:55:24 2017 +0000
Commit:     Juan A. Suarez Romero <jasuarez at igalia.com>
CommitDate: Wed Dec 20 10:39:15 2017 +0100

    spirv: consider bitsize when handling OpSwitch cases

    When walking over all the cases in a OpSwitch, take in account the bitsize
    of the literals to avoid getting wrong cases.

    Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>
-----------------------------------------------

I sent a fix for it to mesa-dev:
https://patchwork.freedesktop.org/patch/194610/

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