[clang] [llvm] [clang][CUDA] Avoid accounting for tail padding in LLVM offloading (PR #156229)

[Kevin Sala Penades via llvm-commits]

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@@ -3655,11 +3655,6 @@ Error AMDGPUKernelTy::launchImpl(GenericDeviceTy &GenericDevice,
                                  KernelArgsTy &KernelArgs,
                                  KernelLaunchParamsTy LaunchParams,
                                  AsyncInfoWrapperTy &AsyncInfoWrapper) const {
-  if (ArgsSize != LaunchParams.Size &&
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kevinsala wrote:

It shouldn't change that. There is the `ImplArgsOffset` computed later, which rounds up the size to ImplicitArgsTy's alginment.

https://github.com/llvm/llvm-project/pull/156229