1  /* PR middle-end/82063 - issues with arguments enabled by -Wall
       2     { dg-do compile }
       3     { dg-options "-O -Walloc-size-larger-than=1KiB -ftrack-macro-expansion=0" }
       4  */
       5  
       6  void sink (void*);
       7  
       8  #define T(x) sink (x)
       9  
      10  void f (void)
      11  {
      12    unsigned n = 0;
      13    T (__builtin_malloc (n));
      14  
      15    n = 1024;   /* 1 kibibyte (KB or KiB) */
      16    T (__builtin_malloc (n));
      17  
      18    n = 1025;
      19    T (__builtin_malloc (n));   /* { dg-warning "argument 1 value .1025. exceeds maximum object size 1024" } */
      20  }