Rename __SYCL_USE_PREVIEW_VEC_IMPL->__SYCL_USE_LIBSYCL8_VEC_IMPL

Author: aelovikov-intel

sycl/include/sycl/detail/type_traits/vec_marray_traits.hpp

@@ -13,15 +13,15 @@
 
 #include <sycl/detail/defines_elementary.hpp>
 
-#ifndef __SYCL_USE_PREVIEW_VEC_IMPL
+#ifndef __SYCL_USE_LIBSYCL8_VEC_IMPL
 #if defined(__INTEL_PREVIEW_BREAKING_CHANGES)
 // Several specification changes need to be implemented together to keep CTS
 // passing. We'll switch to `1` once they all land.
 // `__SYCL_USE_PLAIN_ARRAY_AS_VEC_STORAGE` needs to be changed to use this
-// `__SYCL_USE_PREVIEW_VEC_IMPL` at that time as well.
-#define __SYCL_USE_PREVIEW_VEC_IMPL 0
+// `__SYCL_USE_LIBSYCL8_VEC_IMPL` at that time as well.
+#define __SYCL_USE_LIBSYCL8_VEC_IMPL 1
 #else
-#define __SYCL_USE_PREVIEW_VEC_IMPL 0
+#define __SYCL_USE_LIBSYCL8_VEC_IMPL 1
 #endif
 #endif
 

sycl/include/sycl/vector.hpp

@@ -264,7 +264,7 @@ template <typename DataT, int NumElements> class vec_base {
                  std::make_index_sequence<NumElements>()} {}
 };
 
-#if __SYCL_USE_PREVIEW_VEC_IMPL
+#if !__SYCL_USE_LIBSYCL8_VEC_IMPL
 template <typename DataT> class vec_base<DataT, 1> {
   using DataType = std::conditional_t<
 #if __SYCL_USE_PLAIN_ARRAY_AS_VEC_STORAGE

sycl/test/basic_tests/vectors/assign.cpp

@@ -1,5 +1,5 @@
-// TODO: Remove `__SYCL_USE_PREVIEW_VEC_IMPL` once it's auto-set.
-// RUN: %clangxx -fsycl -fsyntax-only %s -fpreview-breaking-changes -D__SYCL_USE_PREVIEW_VEC_IMPL=1
+// TODO: Remove `__SYCL_USE_LIBSYCL8_VEC_IMPL` once it's auto-set.
+// RUN: %clangxx -fsycl -fsyntax-only %s -fpreview-breaking-changes -D__SYCL_USE_LIBSYCL8_VEC_IMPL=0
 // RUN: %clangxx -fsycl -fsyntax-only %s
 
 #include <sycl/sycl.hpp>

sycl/test/basic_tests/vectors/cxx_conversions.cpp

@@ -1,5 +1,5 @@
-// TODO: Remove `__SYCL_USE_PREVIEW_VEC_IMPL` once it's auto-set.
-// RUN: %clangxx -fsycl -fsyntax-only %s -fpreview-breaking-changes -D__SYCL_USE_PREVIEW_VEC_IMPL=1
+// TODO: Remove `__SYCL_USE_LIBSYCL8_VEC_IMPL` once it's auto-set.
+// RUN: %clangxx -fsycl -fsyntax-only %s -fpreview-breaking-changes -D__SYCL_USE_LIBSYCL8_VEC_IMPL=0
 // RUN: %clangxx -fsycl -fsyntax-only %s
 
 #include <sycl/sycl.hpp>