The issue occures because Canonical uses newer translator than IGC supported
version.
The only release of the branch igc-1.0.15468 is .11 which has provided
required SPIRV-LLVM Translator revision, Canonical uses .25 version that is not
officialy released so the required Translator version is n
the only change in the update was to switch the translator:
intel-graphics-compiler (1.0.15468.25-2ubuntu0.1) noble; urgency=medium
* Enable IGC_OPTION__USE_KHRONOS_SPIRV_TRANSLATOR_IN_SC in build
(LP: #2085370)
so it's clearly at issue here ;)
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While this regression aligns with the IGC update, it’s worth exploring
whether the issue stems from the switch to the distro-provided Khronos
SPIR-V translator.
Since the _Z37__spirv_ImageSampleExplicitLod_Ruint4 symbol relates to
SPIR-V image sampling logic, there’s a possibility that:
The Khron
(Build command in the minimal reproducable example is slightly wrong,
-lOpenCL needs to be at the end of the command)
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https://bugs.launchpad.net/bugs/2101784
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