gcc/testsuite/gcc.dg/tree-ssa/pr95699.c

   1 /* PR tree-optimization/95699 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-optimized" } */
   4 /* { dg-final { scan-tree-dump "MAX_EXPR <\[^>\n\r]*9223372036854775807\[^>\n\r]*>" "optimized" } } */
   5 /* { dg-final { scan-tree-dump "MAX_EXPR <\[^>\n\r]*9223372036854775808\[^>\n\r]*>" "optimized" } } */
   6 /* { dg-final { scan-tree-dump "MIN_EXPR <\[^>\n\r]*9223372036854775807\[^>\n\r]*>" "optimized" } } */
   7 /* { dg-final { scan-tree-dump "MIN_EXPR <\[^>\n\r]*9223372036854775808\[^>\n\r]*>" "optimized" } } */
   8
   9 unsigned long long
  10 f1 (unsigned long long x)
  11 {
  12   if (x < 0x7fffffffffffffffULL)
  13     x = 0x7fffffffffffffffULL;
  14   return x;
  15 }
  16
  17 unsigned long long
  18 f2 (unsigned long long x)
  19 {
  20   if (x < 0x8000000000000000ULL)
  21     x = 0x8000000000000000ULL;
  22   return x;
  23 }
  24
  25 unsigned long long
  26 f3 (unsigned long long x)
  27 {
  28   if (x >= 0x7fffffffffffffffULL)
  29     x = 0x7fffffffffffffffULL;
  30   return x;
  31 }
  32
  33 unsigned long long
  34 f4 (unsigned long long x)
  35 {
  36   if (x >= 0x8000000000000000ULL)
  37     x = 0x8000000000000000ULL;
  38   return x;
  39 }