[SYCL] Remove function pointers extension tests (#437)

Author: alexbatashev

.github/CODEOWNERS

@@ -29,9 +29,6 @@ SYCL/DotProduct @rdeodhar
 # Explicit SIMD
 SYCL/ESIMD @kbobrovs @DenisBakhvalov
 
-# Function pointers
-SYCL/FunctionPointers @AlexeySachkov
-
 # Functor
 SYCL/Functor @AlexeySachkov
 

SYCL/FunctionPointers/fp-as-kernel-arg.cpp renamed to SYCL/DeprecatedFeatures/FunctionPointers/fp-as-kernel-arg.cpp

@@ -1,14 +1,16 @@
+// REQUIRES: TEMPORARILY_DISABLED
 // UNSUPPORTED: cuda || rocm
 // CUDA does not support the function pointer as kernel argument extension.
 
-// RUN: %clangxx -Xclang -fsycl-allow-func-ptr -fsycl %s -o %t.out
+// RUN: %clangxx -Xclang -fsycl-allow-func-ptr -fsycl -D__SYCL_INTERNAL_API %s -o %t.out
 // RUN: %HOST_RUN_PLACEHOLDER %t.out
 // RUN: %CPU_RUN_PLACEHOLDER %t.out
 // RUN: %GPU_RUN_PLACEHOLDER %t.out
 // FIXME: This test should use runtime early exit once correct check for
 // corresponding extension is implemented
 
 #include <CL/sycl.hpp>
+#include <sycl/ext/oneapi/__function_pointers.hpp>
 
 #include <algorithm>
 #include <iostream>

SYCL/FunctionPointers/pass-fp-through-buffer.cpp renamed to SYCL/DeprecatedFeatures/FunctionPointers/pass-fp-through-buffer.cpp

@@ -1,14 +1,16 @@
+// REQUIRES: TEMPORARILY_DISABLED
 // UNSUPPORTED: cuda || rocm
 // CUDA does not support the function pointer as kernel argument extension.
 
-// RUN: %clangxx -Xclang -fsycl-allow-func-ptr -fsycl %s -o %t.out
+// RUN: %clangxx -Xclang -fsycl-allow-func-ptr -fsycl -D__SYCL_INTERNAL_API %s -o %t.out
 // RUN: %HOST_RUN_PLACEHOLDER %t.out
 // RUN: %CPU_RUN_PLACEHOLDER %t.out
 // RUN: %GPU_RUN_PLACEHOLDER %t.out
 // FIXME: This test should use runtime early exit once correct check for
 // corresponding extension is implemented
 
 #include <CL/sycl.hpp>
+#include <sycl/ext/oneapi/__function_pointers.hpp>
 
 #include <algorithm>
 #include <iostream>