[QC][Vulkan][Clang] Test Feature/SpecializationConstant/spec_const_other_sizes.test fails on Qualcomm #554
Description
The test Feature/SpecializationConstant/spec_const_other_sizes.test fails on Qualcomm under Vulkan+Clang, but passes on other GPUs. This likely indicates a Qualcomm driver bug.
╭───┬──────────────────────┬─────────────┬─────────────────────────────┬────────┬────────────────────────────────────────────────────────────╮
│ # │ timestamp │ run-id │ workflow │ status │ test │
├───┼──────────────────────┼─────────────┼─────────────────────────────┼────────┼────────────────────────────────────────────────────────────┤
│ 0 │ 2025-12-03T12:12:15Z │ 19893397859 │ Windows Vulkan QC Clang │ FAIL │ Feature/SpecializationConstant/spec_const_other_sizes.test │
│ 1 │ 2025-12-03T12:08:49Z │ 19893304732 │ Windows Vulkan AMD Clang │ PASS │ Feature/SpecializationConstant/spec_const_other_sizes.test │
│ 2 │ 2025-12-03T16:06:03Z │ 19900431355 │ Windows Vulkan Intel Clang │ PASS │ Feature/SpecializationConstant/spec_const_other_sizes.test │
│ 3 │ 2025-12-03T16:02:46Z │ 19900328787 │ Windows Vulkan NVIDIA Clang │ PASS │ Feature/SpecializationConstant/spec_const_other_sizes.test │
│ 4 │ 2025-12-03T12:07:27Z │ 19893268500 │ Windows Vulkan AMD DXC │ XFAIL │ Feature/SpecializationConstant/spec_const_other_sizes.test │
│ 5 │ 2025-12-03T16:02:39Z │ 19900325563 │ Windows Vulkan Intel DXC │ XFAIL │ Feature/SpecializationConstant/spec_const_other_sizes.test │
│ 6 │ 2025-12-03T14:06:08Z │ 19896620228 │ Windows Vulkan NVIDIA DXC │ XFAIL │ Feature/SpecializationConstant/spec_const_other_sizes.test │
│ 7 │ 2025-12-03T16:02:51Z │ 19900331509 │ Windows Vulkan QC DXC │ XFAIL │ Feature/SpecializationConstant/spec_const_other_sizes.test │
╰───┴──────────────────────┴─────────────┴─────────────────────────────┴────────┴────────────────────────────────────────────────────────────╯
Logs: https://github.com/llvm/offload-test-suite/actions/runs/19893397859/job/57017578531#step:12:1966
FAIL: OffloadTest-clang-vk :: Feature/SpecializationConstant/spec_const_other_sizes.test (237 of 294)
******************** TEST 'OffloadTest-clang-vk :: Feature/SpecializationConstant/spec_const_other_sizes.test' FAILED ********************
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 59
c:\users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\bin\split-file.exe C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\OffloadTest\test\Feature\SpecializationConstant\spec_const_other_sizes.test C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp
# executed command: 'c:\users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\bin\split-file.exe' 'C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\OffloadTest\test\Feature\SpecializationConstant\spec_const_other_sizes.test' 'C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp'
# RUN: at line 60
c:\users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\bin\clang-dxc.exe -spirv -fspv-target-env=vulkan1.3 -fspv-extension=DXC --dxv-path=C:/Users/github/actions-runner/_work/offload-test-suite/offload-test-suite/DXC/build/bin -T cs_6_2 -enable-16bit-types -Fo C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp.o C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp/simple_64bit.hlsl
# executed command: 'c:\users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\bin\clang-dxc.exe' -spirv -fspv-target-env=vulkan1.3 -fspv-extension=DXC --dxv-path=C:/Users/github/actions-runner/_work/offload-test-suite/offload-test-suite/DXC/build/bin -T cs_6_2 -enable-16bit-types -Fo 'C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp.o' 'C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp/simple_64bit.hlsl'
# RUN: at line 61
c:\users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\bin\offloader.exe -debug-layer C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp/simple_64bit.yaml C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp.o | c:\users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\bin\filecheck.exe C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\OffloadTest\test\Feature\SpecializationConstant\spec_const_other_sizes.test
# executed command: 'c:\users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\bin\offloader.exe' -debug-layer 'C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp/simple_64bit.yaml' 'C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\tools\OffloadTest\test\clang-vk\Feature\SpecializationConstant\Output\spec_const_other_sizes.test.tmp.o'
# executed command: 'c:\users\github\actions-runner\_work\offload-test-suite\offload-test-suite\llvm-project\build\bin\filecheck.exe' 'C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\OffloadTest\test\Feature\SpecializationConstant\spec_const_other_sizes.test'
# .---command stderr------------
# | C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\OffloadTest\test\Feature\SpecializationConstant\spec_const_other_sizes.test:63:10: error: CHECK: expected string not found in input
# | # CHECK: Data: [ {{2.718}} ]
# | ^
# | <stdin>:1:1: note: scanning from here
# | Using Vulkan API
# | ^
# | <stdin>:52:2: note: possible intended match here
# | Data: [ 123 ]
# | ^
# |
# | Input file: <stdin>
# | Check file: C:\Users\github\actions-runner\_work\offload-test-suite\offload-test-suite\OffloadTest\test\Feature\SpecializationConstant\spec_const_other_sizes.test
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | 1: Using Vulkan API
# | check:63'0 X~~~~~~~~~~~~~~~~ error: no match found
# | 2: Physical device created.
# | check:63'0 ~~~~~~~~~~~~~~~~~~~~~~~~~
# | 3: Shader module created.
# | check:63'0 ~~~~~~~~~~~~~~~~~~~~~~~
# | 4: Copy command buffer created.
# | check:63'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 5: Memory buffers created.
# | check:63'0 ~~~~~~~~~~~~~~~~~~~~~~~~
# | 6: Executed copy command buffer.
# | check:63'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | .
# | .
# | .
# | 47: Width: 0
# | check:63'0 ~~~~~~~~~~
# | 48: Depth: 0
# | check:63'0 ~~~~~~~~~~
# | 49: - Name: OutShort
# | check:63'0 ~~~~~~~~~~~~~~~~~~
# | 50: Format: Int16
# | check:63'0 ~~~~~~~~~~~~~~~
# | 51: Stride: 2
# | check:63'0 ~~~~~~~~~~~
# | 52: Data: [ 123 ]
# | check:63'0 ~~~~~~~~~~~~~~~
# | check:63'1 ? possible intended match
# | 53: OutputProps:
# | check:63'0 ~~~~~~~~~~~~~~
# | 54: Height: 0
# | check:63'0 ~~~~~~~~~~~
# | 55: Width: 0
# | check:63'0 ~~~~~~~~~~
# | 56: Depth: 0
# | check:63'0 ~~~~~~~~~~
# | 57: - Name: OutUShort
# | check:63'0 ~~~~~~~~~~~~~~~~~~~
# | .
# | .
# | .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1