1  /* { dg-add-options stack_size } */
       2  
       3  /* PR optimization/8750
       4     Used to fail under Cygwin with 
       5     -O2 -fomit-frame-pointer        
       6     Testcase by David B. Trout     */
       7  
       8  #if defined(STACK_SIZE) && STACK_SIZE < 16000
       9  #define ARRAY_SIZE (STACK_SIZE / 2)
      10  #define STRLEN	   (ARRAY_SIZE - 9)
      11  #else
      12  #define ARRAY_SIZE 15000
      13  #define STRLEN     13371
      14  #endif
      15  
      16  extern void *memset (void *, int, __SIZE_TYPE__);
      17  extern void abort (void);
      18  
      19  static void foo ()
      20  {
      21      char a[ARRAY_SIZE];
      22  
      23      a[0]=0;
      24      memset( &a[0], 0xCD, STRLEN );
      25      a[STRLEN]=0;
      26      if (strlen(a) != STRLEN)
      27        abort ();
      28  }
      29  
      30  int main ( int argc, char* argv[] )
      31  {
      32      foo();
      33      return 0;
      34  }