================
@@ -277,7 +277,9 @@ void NVPTXTargetCodeGenInfo::setTargetAttributes(
}
}
// Attach kernel metadata directly if compiling for NVPTX.
- if (FD->hasAttr<DeviceKernelAttr>())
+ // NOTE: Don't set kernel calling convention for handled OpenCL kernel,
+ // otherwise the stub version of kernel would be incorrect.
+ if (FD->hasAttr<DeviceKernelAttr>() && !M.getLangOpts().OpenCL)
----------------
lalaniket8 wrote:
The calling convention for device function is set correctly at
[CodeGenFunction.cpp](https://github.com/llvm/llvm-project/blob/main/clang/lib/CodeGen/CodeGenFunction.cpp#L1615)
for the kernel stub, but is rewritten to PTX_KERNEL at NVPTX.cpp when
setTargetAttributes() is called.
https://github.com/llvm/llvm-project/pull/170170
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