diff --git a/sycl/include/CL/sycl/exception.hpp b/sycl/include/CL/sycl/exception.hpp
index e512862d336f9..44e6c3b60c347 100644
--- a/sycl/include/CL/sycl/exception.hpp
+++ b/sycl/include/CL/sycl/exception.hpp
@@ -24,6 +24,39 @@ namespace sycl {
 // Forward declaration
 class context;
 
+enum class errc : unsigned int {
+  success = 0,
+  runtime = 1,
+  kernel = 2,
+  accessor = 3,
+  nd_range = 4,
+  event = 5,
+  kernel_argument = 6,
+  build = 7,
+  invalid = 8,
+  memory_allocation = 9,
+  platform = 10,
+  profiling = 11,
+  feature_not_supported = 12,
+  kernel_not_supported = 13,
+  backend_mismatch = 14,
+};
+
+template <backend B> using errc_for = typename backend_traits<B>::errc;
+
+/// Constructs an error code using e and sycl_category()
+__SYCL_EXPORT std::error_code make_error_code(sycl::errc E) noexcept;
+
+__SYCL_EXPORT const std::error_category &sycl_category() noexcept;
+
+namespace detail {
+class __SYCL_EXPORT SYCLCategory : public std::error_category {
+public:
+  const char *name() const noexcept override { return "sycl"; }
+  std::string message(int) const override { return "SYCL Error"; }
+};
+} // namespace detail
+
 // Derive from std::exception so uncaught exceptions are printed in c++ default
 // exception handler.
 /// \ingroup sycl_api
@@ -68,20 +101,29 @@ class __SYCL_EXPORT exception : public std::exception {
   std::shared_ptr<context> MContext;
 
 protected:
+  // these two constructors are no longer used. Kept for ABI compatability.
   exception(const char *Msg, const cl_int CLErr,
             std::shared_ptr<context> Context = nullptr)
       : exception(std::string(Msg), CLErr, Context) {}
-
   exception(const std::string &Msg, const cl_int CLErr,
             std::shared_ptr<context> Context = nullptr)
       : MMsg(Msg + " " + detail::codeToString(CLErr)), MCLErr(CLErr),
         MContext(Context) {}
 
+  // base constructors used by SYCL 1.2.1 exception subclasses
+  exception(std::error_code ec, const char *Msg, const cl_int CLErr,
+            std::shared_ptr<context> Context = nullptr)
+      : exception(ec, std::string(Msg), CLErr, Context) {}
+
+  exception(std::error_code ec, const std::string &Msg, const cl_int CLErr,
+            std::shared_ptr<context> Context = nullptr)
+      : exception(ec, Context, Msg + " " + detail::codeToString(CLErr)) {
+    MCLErr = CLErr;
+  }
+
   exception(const string_class &Msg) : MMsg(Msg), MContext(nullptr) {}
 
   // base constructor for all SYCL 2020 constructors
-  // exception(context *ctxPtr, std::error_code ec, const std::string
-  // &what_arg);
   exception(std::error_code ec, std::shared_ptr<context> SharedPtrCtx,
             const std::string &what_arg);
 };
@@ -95,33 +137,79 @@ class __SYCL2020_DEPRECATED(
   runtime_error(const char *Msg, cl_int Err)
       : runtime_error(std::string(Msg), Err) {}
 
-  runtime_error(const std::string &Msg, cl_int Err) : exception(Msg, Err) {}
+  runtime_error(const std::string &Msg, cl_int Err)
+      : exception(make_error_code(errc::runtime), Msg, Err) {}
+
+protected:
+  runtime_error(std::error_code ec, const std::string &Msg, const cl_int CLErr)
+      : exception(ec, Msg, CLErr) {}
 };
+
 class __SYCL2020_DEPRECATED("use sycl::exception with sycl::errc::kernel or "
                             "errc::kernel_argument instead.") kernel_error
     : public runtime_error {
-  using runtime_error::runtime_error;
+public:
+  kernel_error() = default;
+
+  kernel_error(const char *Msg, cl_int Err)
+      : kernel_error(std::string(Msg), Err) {}
+
+  kernel_error(const std::string &Msg, cl_int Err)
+      : runtime_error(make_error_code(errc::kernel), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with sycl::errc::accessor instead.") accessor_error
     : public runtime_error {
-  using runtime_error::runtime_error;
+public:
+  accessor_error() = default;
+
+  accessor_error(const char *Msg, cl_int Err)
+      : accessor_error(std::string(Msg), Err) {}
+
+  accessor_error(const std::string &Msg, cl_int Err)
+      : runtime_error(make_error_code(errc::accessor), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with sycl::errc::nd_range instead.") nd_range_error
     : public runtime_error {
-  using runtime_error::runtime_error;
+public:
+  nd_range_error() = default;
+
+  nd_range_error(const char *Msg, cl_int Err)
+      : nd_range_error(std::string(Msg), Err) {}
+
+  nd_range_error(const std::string &Msg, cl_int Err)
+      : runtime_error(make_error_code(errc::nd_range), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with sycl::errc::event instead.") event_error
     : public runtime_error {
-  using runtime_error::runtime_error;
+public:
+  event_error() = default;
+
+  event_error(const char *Msg, cl_int Err)
+      : event_error(std::string(Msg), Err) {}
+
+  event_error(const std::string &Msg, cl_int Err)
+      : runtime_error(make_error_code(errc::event), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with a sycl::errc enum value instead.")
     invalid_parameter_error : public runtime_error {
-  using runtime_error::runtime_error;
+public:
+  invalid_parameter_error() = default;
+
+  invalid_parameter_error(const char *Msg, cl_int Err)
+      : invalid_parameter_error(std::string(Msg), Err) {}
+
+  invalid_parameter_error(const std::string &Msg, cl_int Err)
+      : runtime_error(make_error_code(errc::kernel_argument), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with a sycl::errc enum value instead.") device_error
     : public exception {
@@ -131,76 +219,104 @@ class __SYCL2020_DEPRECATED(
   device_error(const char *Msg, cl_int Err)
       : device_error(std::string(Msg), Err) {}
 
-  device_error(const std::string &Msg, cl_int Err) : exception(Msg, Err) {}
+  device_error(const std::string &Msg, cl_int Err)
+      : exception(make_error_code(errc::invalid), Msg, Err) {}
+
+protected:
+  device_error(std::error_code ec, const std::string &Msg, const cl_int CLErr)
+      : exception(ec, Msg, CLErr) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with a sycl::errc enum value instead.")
     compile_program_error : public device_error {
-  using device_error::device_error;
+public:
+  compile_program_error() = default;
+
+  compile_program_error(const char *Msg, cl_int Err)
+      : compile_program_error(std::string(Msg), Err) {}
+
+  compile_program_error(const std::string &Msg, cl_int Err)
+      : device_error(make_error_code(errc::build), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with a sycl::errc enum value instead.")
     link_program_error : public device_error {
-  using device_error::device_error;
+public:
+  link_program_error() = default;
+
+  link_program_error(const char *Msg, cl_int Err)
+      : link_program_error(std::string(Msg), Err) {}
+
+  link_program_error(const std::string &Msg, cl_int Err)
+      : device_error(make_error_code(errc::build), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with a sycl::errc enum value instead.")
     invalid_object_error : public device_error {
-  using device_error::device_error;
+public:
+  invalid_object_error() = default;
+
+  invalid_object_error(const char *Msg, cl_int Err)
+      : invalid_object_error(std::string(Msg), Err) {}
+
+  invalid_object_error(const std::string &Msg, cl_int Err)
+      : device_error(make_error_code(errc::invalid), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with sycl::errc::memory_allocation instead.")
     memory_allocation_error : public device_error {
-  using device_error::device_error;
+public:
+  memory_allocation_error() = default;
+
+  memory_allocation_error(const char *Msg, cl_int Err)
+      : memory_allocation_error(std::string(Msg), Err) {}
+
+  memory_allocation_error(const std::string &Msg, cl_int Err)
+      : device_error(make_error_code(errc::memory_allocation), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with sycl::errc::platform instead.") platform_error
     : public device_error {
-  using device_error::device_error;
+public:
+  platform_error() = default;
+
+  platform_error(const char *Msg, cl_int Err)
+      : platform_error(std::string(Msg), Err) {}
+
+  platform_error(const std::string &Msg, cl_int Err)
+      : device_error(make_error_code(errc::platform), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with sycl::errc::profiling instead.") profiling_error
     : public device_error {
-  using device_error::device_error;
+public:
+  profiling_error() = default;
+
+  profiling_error(const char *Msg, cl_int Err)
+      : profiling_error(std::string(Msg), Err) {}
+
+  profiling_error(const std::string &Msg, cl_int Err)
+      : device_error(make_error_code(errc::profiling), Msg, Err) {}
 };
+
 class __SYCL2020_DEPRECATED(
     "use sycl::exception with sycl::errc::feature_not_supported instead.")
     feature_not_supported : public device_error {
-  using device_error::device_error;
-};
-
-enum class errc : unsigned int {
-  success = 0,
-  runtime = 1,
-  kernel = 2,
-  accessor = 3,
-  nd_range = 4,
-  event = 5,
-  kernel_argument = 6,
-  build = 7,
-  invalid = 8,
-  memory_allocation = 9,
-  platform = 10,
-  profiling = 11,
-  feature_not_supported = 12,
-  kernel_not_supported = 13,
-  backend_mismatch = 14,
-};
-
-template <backend B> using errc_for = typename backend_traits<B>::errc;
+public:
+  feature_not_supported() = default;
 
-/// Constructs an error code using e and sycl_category()
-__SYCL_EXPORT std::error_code make_error_code(sycl::errc E) noexcept;
+  feature_not_supported(const char *Msg, cl_int Err)
+      : feature_not_supported(std::string(Msg), Err) {}
 
-__SYCL_EXPORT const std::error_category &sycl_category() noexcept;
-
-namespace detail {
-class __SYCL_EXPORT SYCLCategory : public std::error_category {
-public:
-  const char *name() const noexcept override { return "sycl"; }
-  std::string message(int) const override { return "SYCL Error"; }
+  feature_not_supported(const std::string &Msg, cl_int Err)
+      : device_error(make_error_code(errc::feature_not_supported), Msg, Err) {}
 };
-} // namespace detail
 
 } // namespace sycl
 } // __SYCL_INLINE_NAMESPACE(cl)
diff --git a/sycl/test/abi/sycl_symbols_windows.dump b/sycl/test/abi/sycl_symbols_windows.dump
index df43934451c18..3e08742392033 100644
--- a/sycl/test/abi/sycl_symbols_windows.dump
+++ b/sycl/test/abi/sycl_symbols_windows.dump
@@ -8,10 +8,8 @@
 # UNSUPPORTED: libcxx
 
 ??$compile@V?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@std@@@?$online_compiler@$00@INTEL@sycl@cl@@QEAA?AV?$vector@EV?$allocator@E@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@5@AEBV?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@5@@Z
-??$compile@V?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@std@@@?$online_compiler@$00@experimental@intel@ext@sycl@cl@@QEAA?AV?$vector@EV?$allocator@E@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@7@AEBV?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@7@@Z
 ??$compile@V?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@std@@@?$online_compiler@$00@intel@ext@sycl@cl@@QEAA?AV?$vector@EV?$allocator@E@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@6@AEBV?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@6@@Z
 ??$compile@V?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@std@@@?$online_compiler@$0A@@INTEL@sycl@cl@@QEAA?AV?$vector@EV?$allocator@E@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@5@AEBV?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@5@@Z
-??$compile@V?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@std@@@?$online_compiler@$0A@@experimental@intel@ext@sycl@cl@@QEAA?AV?$vector@EV?$allocator@E@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@7@AEBV?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@7@@Z
 ??$compile@V?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@std@@@?$online_compiler@$0A@@intel@ext@sycl@cl@@QEAA?AV?$vector@EV?$allocator@E@std@@@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@6@AEBV?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@6@@Z
 ??$create_sub_devices@$0BAIG@@device@sycl@cl@@QEBA?AV?$vector@Vdevice@sycl@cl@@V?$allocator@Vdevice@sycl@cl@@@std@@@std@@_K@Z
 ??$create_sub_devices@$0BAIH@@device@sycl@cl@@QEBA?AV?$vector@Vdevice@sycl@cl@@V?$allocator@Vdevice@sycl@cl@@@std@@@std@@AEBV?$vector@_KV?$allocator@_K@std@@@4@@Z
@@ -110,7 +108,6 @@
 ??$get_info@$0BAIA@@context@sycl@cl@@QEBAIXZ
 ??$get_info@$0BAIB@@context@sycl@cl@@QEBA?AV?$vector@Vdevice@sycl@cl@@V?$allocator@Vdevice@sycl@cl@@@std@@@std@@XZ
 ??$get_info@$0BAIE@@context@sycl@cl@@QEBA?AVplatform@12@XZ
-?device_has@queue@sycl@cl@@QEBA_NW4aspect@23@@Z
 ??$get_info@$0BAJA@@queue@sycl@cl@@QEBA?AVcontext@12@XZ
 ??$get_info@$0BAJB@@queue@sycl@cl@@QEBA?AVdevice@12@XZ
 ??$get_info@$0BAJC@@queue@sycl@cl@@QEBAIXZ
@@ -304,6 +301,8 @@
 ??0exception@sycl@cl@@IEAA@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@Z
 ??0exception@sycl@cl@@IEAA@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@HV?$shared_ptr@Vcontext@sycl@cl@@@4@@Z
 ??0exception@sycl@cl@@IEAA@PEBDHV?$shared_ptr@Vcontext@sycl@cl@@@std@@@Z
+??0exception@sycl@cl@@IEAA@Verror_code@std@@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@4@HV?$shared_ptr@Vcontext@sycl@cl@@@4@@Z
+??0exception@sycl@cl@@IEAA@Verror_code@std@@PEBDHV?$shared_ptr@Vcontext@sycl@cl@@@4@@Z
 ??0exception@sycl@cl@@IEAA@Verror_code@std@@V?$shared_ptr@Vcontext@sycl@cl@@@4@AEBV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@4@@Z
 ??0exception@sycl@cl@@QEAA@$$QEAV012@@Z
 ??0exception@sycl@cl@@QEAA@AEBV012@@Z
@@ -1741,14 +1740,9 @@
 ?expm1@__host_std@cl@@YA?AVhalf@half_impl@detail@sycl@2@V34562@@Z
 ?expm1@__host_std@cl@@YAMM@Z
 ?expm1@__host_std@cl@@YANN@Z
-?ext_oneapi_barrier@handler@sycl@cl@@QEAAXAEBV?$vector@Vevent@sycl@cl@@V?$allocator@Vevent@sycl@cl@@@std@@@std@@@Z
-?ext_oneapi_barrier@handler@sycl@cl@@QEAAXXZ
-?ext_oneapi_submit_barrier@queue@sycl@cl@@QEAA?AVevent@23@AEBUcode_location@detail@23@@Z
-?ext_oneapi_submit_barrier@queue@sycl@cl@@QEAA?AVevent@23@AEBV?$vector@Vevent@sycl@cl@@V?$allocator@Vevent@sycl@cl@@@std@@@std@@AEBUcode_location@detail@23@@Z
 ?extractArgsAndReqs@handler@sycl@cl@@AEAAXXZ
 ?extractArgsAndReqsFromLambda@handler@sycl@cl@@AEAAXPEAD_KPEBUkernel_param_desc_t@detail@23@@Z
 ?extractArgsAndReqsFromLambda@handler@sycl@cl@@AEAAXPEAD_KPEBUkernel_param_desc_t@detail@23@_N@Z
-?ext_oneapi_get_default_context@platform@sycl@cl@@QEBA?AVcontext@23@XZ
 ?fabs@__host_std@cl@@YA?AV?$vec@M$00@sycl@2@V342@@Z
 ?fabs@__host_std@cl@@YA?AV?$vec@M$01@sycl@2@V342@@Z
 ?fabs@__host_std@cl@@YA?AV?$vec@M$02@sycl@2@V342@@Z
@@ -2553,33 +2547,25 @@
 ?mad@__host_std@cl@@YANNNN@Z
 ?makeDir@OSUtil@detail@sycl@cl@@SAHPEBD@Z
 ?make_context@detail@sycl@cl@@YA?AVcontext@23@_KAEBV?$function@$$A6AXVexception_list@sycl@cl@@@Z@std@@W4backend@23@@Z
-?make_context@level_zero@oneapi@ext@sycl@cl@@YA?AVcontext@45@AEBV?$vector@Vdevice@sycl@cl@@V?$allocator@Vdevice@sycl@cl@@@std@@@std@@_K@Z
-?make_context@level_zero@oneapi@ext@sycl@cl@@YA?AVcontext@45@AEBV?$vector@Vdevice@sycl@cl@@V?$allocator@Vdevice@sycl@cl@@@std@@@std@@_K_N@Z
 ?make_context@level_zero@sycl@cl@@YA?AVcontext@23@AEBV?$vector@Vdevice@sycl@cl@@V?$allocator@Vdevice@sycl@cl@@@std@@@std@@_K@Z
 ?make_context@level_zero@sycl@cl@@YA?AVcontext@23@AEBV?$vector@Vdevice@sycl@cl@@V?$allocator@Vdevice@sycl@cl@@@std@@@std@@_K_N@Z
 ?make_context@opencl@sycl@cl@@YA?AVcontext@23@_K@Z
 ?make_device@detail@sycl@cl@@YA?AVdevice@23@_KW4backend@23@@Z
-?make_device@level_zero@oneapi@ext@sycl@cl@@YA?AVdevice@45@AEBVplatform@45@_K@Z
 ?make_device@level_zero@sycl@cl@@YA?AVdevice@23@AEBVplatform@23@_K@Z
 ?make_device@opencl@sycl@cl@@YA?AVdevice@23@_K@Z
 ?make_error_code@sycl@cl@@YA?AVerror_code@std@@W4errc@12@@Z
 ?make_event@detail@sycl@cl@@YA?AVevent@23@_KAEBVcontext@23@W4backend@23@@Z
 ?make_event@detail@sycl@cl@@YA?AVevent@23@_KAEBVcontext@23@_NW4backend@23@@Z
-?make_event@level_zero@oneapi@ext@sycl@cl@@YA?AVevent@45@AEBVcontext@45@_K_N@Z
 ?make_event@level_zero@sycl@cl@@YA?AVevent@23@AEBVcontext@23@_K_N@Z
 ?make_kernel@detail@sycl@cl@@YA?AVkernel@23@_KAEBVcontext@23@W4backend@23@@Z
 ?make_kernel_bundle@detail@sycl@cl@@YA?AV?$shared_ptr@Vkernel_bundle_impl@detail@sycl@cl@@@std@@_KAEBVcontext@23@W4bundle_state@23@W4backend@23@@Z
 ?make_platform@detail@sycl@cl@@YA?AVplatform@23@_KW4backend@23@@Z
-?make_platform@level_zero@oneapi@ext@sycl@cl@@YA?AVplatform@45@_K@Z
 ?make_platform@level_zero@sycl@cl@@YA?AVplatform@23@_K@Z
 ?make_platform@opencl@sycl@cl@@YA?AVplatform@23@_K@Z
-?make_program@level_zero@oneapi@ext@sycl@cl@@YA?AVprogram@45@AEBVcontext@45@_K@Z
 ?make_program@level_zero@sycl@cl@@YA?AVprogram@23@AEBVcontext@23@_K@Z
 ?make_program@opencl@sycl@cl@@YA?AVprogram@23@AEBVcontext@23@_K@Z
 ?make_queue@detail@sycl@cl@@YA?AVqueue@23@_KAEBVcontext@23@AEBV?$function@$$A6AXVexception_list@sycl@cl@@@Z@std@@W4backend@23@@Z
 ?make_queue@detail@sycl@cl@@YA?AVqueue@23@_KAEBVcontext@23@_NAEBV?$function@$$A6AXVexception_list@sycl@cl@@@Z@std@@W4backend@23@@Z
-?make_queue@level_zero@oneapi@ext@sycl@cl@@YA?AVqueue@45@AEBVcontext@45@_K@Z
-?make_queue@level_zero@oneapi@ext@sycl@cl@@YA?AVqueue@45@AEBVcontext@45@_K_N@Z
 ?make_queue@level_zero@sycl@cl@@YA?AVqueue@23@AEBVcontext@23@_K@Z
 ?make_queue@level_zero@sycl@cl@@YA?AVqueue@23@AEBVcontext@23@_K_N@Z
 ?make_queue@opencl@sycl@cl@@YA?AVqueue@23@AEBVcontext@23@_K@Z