text: // RUN: %clang_builtins %s %librt -o %t && %run %t
  // REQUIRES: librt_has_addvsi3
  
  #include "int_lib.h"
  #include <stdio.h>
  
  // Returns: a + b
  
  // Effects: aborts if a + b overflows
  
  COMPILER_RT_ABI si_int __addvsi3(si_int a, si_int b);
  
  int test__addvsi3(si_int a, si_int b)
  {
      si_int x = __addvsi3(a, b);
      si_int expected = a + b;
      if (x != expected)
          printf("error in test__addvsi3(0x%X, 0x%X) = %d, expected %d\n",
                 a, b, x, expected);
      return x != expected;
  }
  
  int main()
  {
  //     test__addvsi3(0x80000000, -1);  // should abort
  //     test__addvsi3(-1, 0x80000000);  // should abort
  //     test__addvsi3(1, 0x7FFFFFFF);  // should abort
  //     test__addvsi3(0x7FFFFFFF, 1);  // should abort
  
      if (test__addvsi3(0x80000000, 1))
          return 1;
      if (test__addvsi3(1, 0x80000000))
          return 1;
      if (test__addvsi3(0x80000000, 0))
          return 1;
      if (test__addvsi3(0, 0x80000000))
          return 1;
      if (test__addvsi3(0x7FFFFFFF, -1))
          return 1;
      if (test__addvsi3(-1, 0x7FFFFFFF))
          return 1;
      if (test__addvsi3(0x7FFFFFFF, 0))
          return 1;
      if (test__addvsi3(0, 0x7FFFFFFF))
          return 1;
  
      return 0;
  }
  