TheRock/compiler/amd-llvm/clang/test/OpenMP/amdgcn_target_printf_codegen.c

// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// REQUIRES: amdgpu-registered-target
// REQUIRES: x86-registered-target

// RUN: %clang_cc1 -verify -fopenmp -x c -triple x86_64-unknown-unknown -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm-bc %s -o %t-host.bc
// RUN: %clang_cc1 -verify -fopenmp -x c -triple amdgcn-amd-amdhsa -fopenmp-is-device -fopenmp-targets=amdgcn-amd-amdhsa -fopenmp-host-ir-file-path %t-host.bc -emit-llvm %s -o - | FileCheck %s --check-prefix CHECK
// expected-no-diagnostics

// CHECK-DAG: @__omp_offloading_[[KERNEL:.*]]_wg_size = weak addrspace(1) constant
extern int printf(const char *, ...);

int CheckZeroArg() {
  // size passed to printf_alloc (Hello, world + \0) 13 bytes + 4 bytes + 4 bytes + 4 bytes + 4 bytes = 29

  #pragma omp target
  {
    printf("Hello, world");
  }

  return 0;
}