gcc/testsuite/gcc.c-torture/execute/20031020-1.c

   1 /* PR target/12654
   2    The Alpha backend tried to do a >= 1024 as (a - 1024) >= 0, which fails
   3    for very large negative values.  */
   4 /* Origin: tg@swox.com  */
   5
   6 #include <limits.h>
   7
   8 extern void abort (void);
   9
  10 void __attribute__((noinline))
  11 foo (long x)
  12 {
  13   if (x >= 1024)
  14     abort ();
  15 }
  16
  17 int
  18 main ()
  19 {
  20   foo (LONG_MIN);
  21   foo (LONG_MIN + 10000);
  22   return 0;
  23 }