[Bug 91714] [bisected] arb_gpu_shader5.execution.sampler_array_indexing.gs-struct-nonconst-sampler-nonconst crashes instead of failing

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Fri Aug 21 08:14:02 PDT 2015


https://bugs.freedesktop.org/show_bug.cgi?id=91714

            Bug ID: 91714
           Summary: [bisected]
                    arb_gpu_shader5.execution.sampler_array_indexing.gs-st
                    ruct-nonconst-sampler-nonconst crashes instead of
                    failing
           Product: Mesa
           Version: git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/DRI/i965
          Assignee: idr at freedesktop.org
          Reporter: mark.a.janes at intel.com
        QA Contact: intel-3d-bugs at lists.freedesktop.org

Commit bbf8291bf869e219bd0e71063bf26a060682a000 regresses the following test on
BDW, BSW, BYT, HSW, IVB, SKL:

piglit.spec.arb_gpu_shader5.execution.sampler_array_indexing.gs-struct-nonconst-sampler-nonconst

Before NIR was enabled for vertex shaders, the test failed.  With NIR, the test
crashes.

shader_runner
/tmp/build_root/m32/lib/piglit/tests/spec/arb_gpu_shader5/execution/sampler_array_indexing/gs-struct-nonconst-sampler-nonconst.shader_test
-auto

stderr:
shader_runner:
/var/lib/jenkins/jobs/Leeroy/workspace/repos/mesa/src/glsl/nir/nir_validate.c:427:
validate_tex_instr: Assertion `!src_type_seen[instr->src[i].src_type]'
failed.

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