gdb/testsuite/gdb.base/long_long.c

   1 /* Test long long expression; test printing in general.
   2  *
   3  * /CLO/BUILD_ENV/Exports/cc -g +e -o long_long long_long.c
   4  *
   5  * or
   6  *
   7  * cc +e +DA2.0 -g -o long_long long_long.c
   8  */
   9
  10 #ifdef PROTOTYPES
  11 long long callee(long long i)
  12 #else
  13 long long callee( i )
  14 long long i;
  15 #endif
  16 {
  17    register long long result;
  18
  19    result  = 0x12345678;
  20    result  = result << i;
  21    result += 0x9abcdef0;
  22
  23    return result;
  24 }
  25
  26 int known_types()
  27 {
  28    long long bin = 0, oct = 0, dec = 0, hex = 0;
  29
  30    /* Known values, filling the full 64 bits.
  31     */
  32    bin = 0x123456789abcdefLL; /* 64 bits = 16 hex digits */
  33    oct = 01234567123456701234567LL; /*  = 21+ octal digits */
  34    dec = 12345678901234567890ULL;    /*  = 19+ decimal digits */
  35
  36    /* Stop here and look!
  37     */
  38    hex = bin - dec | oct;
  39
  40    return 0;
  41 }
  42
  43 int main() {
  44
  45    register long long x, y;
  46    register long long i;
  47
  48    x = (long long) 0xfedcba9876543210LL;
  49    y = x++;
  50    x +=y;
  51    i = 11;
  52    x = callee( i );
  53    y += x;
  54
  55    known_types();
  56
  57    return 0;
  58 }
  59
  60
  61