llvm

17ec04b2 - [Clang][Test] Add -x c++ to SYCL preprocessor tests and fix Sema tests (#22469)

[Clang][Test] Add -x c++ to SYCL preprocessor tests and fix Sema tests (#22469) 1723b7a added a frontend check that rejects C inputs when SYCL mode is active (since SYCL requires C++). CMPLRLLVM-76334