1  /* PR c/78768 - -Walloca-larger-than and -Wformat-overflow warnings disabled
       2     by -flto
       3    { dg-do link }
       4    { dg-require-effective-target lto }
       5    { dg-require-linker-plugin "" }
       6    { dg-options "-O2 -Walloca-larger-than=10 -Wformat -Wformat-overflow -flto" } */
       7  
       8  int main (void)
       9  {
      10    char *d = (char *)__builtin_alloca (12);  /* { dg-warning "argument to .alloca. is too large" } */
      11  
      12    __builtin_sprintf (d, "%32s", "x");   /* { dg-warning "directive writing 32 bytes into a region of size 12" "-Wformat-overflow" } */
      13  
      14    return 0;
      15  }