llvm-project/clang/test/SemaOpenCL/storageclass.cl

// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -cl-std=CL1.2

static constant int A = 0;

int X = 0; // expected-error{{global variables must have a constant address space qualifier}}

// static is not allowed at local scope.
void kernel foo() {
  static int X = 5; // expected-error{{variables in function scope cannot be declared static}} 
  auto int Y = 7; // expected-error{{OpenCL does not support the 'auto' storage class specifier}}
}

static void kernel bar() { // expected-error{{kernel functions cannot be declared static}}
}