clang/test/SemaSYCL/prohibit-thread-local.cpp

   1 // RUN: %clang_cc1 -fsycl-is-device -triple spir64 -verify -fsyntax-only %s
   2
   3 thread_local const int prohobit_ns_scope = 0;
   4 thread_local int prohobit_ns_scope2 = 0;
   5 thread_local const int allow_ns_scope = 0;
   6
   7 struct S {
   8   static const thread_local int prohibit_static_member;
   9   static thread_local int prohibit_static_member2;
  10 };
  11
  12 struct T {
  13   static const thread_local int allow_static_member;
  14 };
  15
  16 void foo() {
  17   // expected-error@+1{{thread-local storage is not supported for the current target}}
  18   thread_local const int prohibit_local = 0;
  19   // expected-error@+1{{thread-local storage is not supported for the current target}}
  20   thread_local int prohibit_local2;
  21 }
  22
  23 void bar() { thread_local int allow_local; }
  24
  25 void usage() {
  26   // expected-note@+1 {{called by}}
  27   foo();
  28   // expected-error@+1 {{thread-local storage is not supported for the current target}}
  29   (void)prohobit_ns_scope;
  30   // expected-error@+1 {{thread-local storage is not supported for the current target}}
  31   (void)prohobit_ns_scope2;
  32   // expected-error@+1 {{thread-local storage is not supported for the current target}}
  33   (void)S::prohibit_static_member;
  34   // expected-error@+1 {{thread-local storage is not supported for the current target}}
  35   (void)S::prohibit_static_member2;
  36 }
  37
  38 template <typename name, typename Func>
  39 __attribute__((sycl_kernel))
  40 // expected-note@+2 2{{called by}}
  41 void
  42 kernel_single_task(Func kernelFunc) { kernelFunc(); }
  43
  44 int main() {
  45   // expected-note@+1 2{{called by}}
  46   kernel_single_task<class fake_kernel>([]() { usage(); });
  47   return 0;
  48 }