[clang] [SYCL] Basic code generation for SYCL kernel caller offload entry point functions. (PR #133030)

[Erich Keane via cfe-commits]

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@@ -732,6 +732,16 @@ CodeGenTypes::arrangeBuiltinFunctionDeclaration(CanQualType resultType,
                                  RequiredArgs::All);
 }
 
+const CGFunctionInfo &
+CodeGenTypes::arrangeSYCLKernelCallerDeclaration(QualType resultType,
+                                                 const FunctionArgList &args) {
+  auto argTypes = getArgTypesForDeclaration(Context, args);
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erichkeane wrote:

Huh, quite a few of ones that don't meet our coding standard.  Also, curious if `getArgTypesForDeclaration` qualifies for RVO, or if this causes an additional unnecessary copy (vs `const &`) since these are taken by `ArrayRef` in `arrangeLLVMFunctionInfo`.

https://github.com/llvm/llvm-project/pull/133030