llvm/clang/test/CodeGenOpenCLCXX/atexit.clcpp

//RUN: %clang_cc1 %s -triple spir -emit-llvm -O0 -o - | FileCheck %s

struct S {
  ~S(){};
};
S s;

//CHECK-LABEL: define internal spir_func void @__cxx_global_var_init()
//CHECK: call spir_func i32 @__cxa_atexit(ptr @_ZNU3AS41SD1Ev, ptr null, ptr addrspace(1) @__dso_handle)

//CHECK: declare spir_func i32 @__cxa_atexit(ptr, ptr, ptr addrspace(1))