gcc/testsuite/gcc.dg/fold-cond-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-optimized" } */
   3
   4 int
   5 min1 (signed char op1, signed char op2)
   6 {
   7   return (op1 < 25) ? (int)op1 : 24;
   8 }
   9 int
  10 min2 (signed char op1, signed char op2)
  11 {
  12   return (op1 <= 24) ? (int)op1 : 25;
  13 }
  14 int
  15 min3 (unsigned char op1, unsigned char op2)
  16 {
  17   return (op1 < 25) ? (unsigned int)op1 : 24;
  18 }
  19 int
  20 min4 (unsigned char op1, unsigned char op2)
  21 {
  22   return (op1 <= 24) ? (unsigned int)op1 : 25;
  23 }
  24 int
  25 max1 (signed char op1, signed char op2)
  26 {
  27   return (op1 > 24) ? (int)op1 : 25;
  28 }
  29 int
  30 max2 (signed char op1, signed char op2)
  31 {
  32   return (op1 >= 25) ? (int)op1 : 24;
  33 }
  34 int
  35 max3 (unsigned char op1, unsigned char op2)
  36 {
  37   return (op1 > 24) ? (unsigned int)op1 : 25;
  38 }
  39 int
  40 max4 (unsigned char op1, unsigned char op2)
  41 {
  42   return (op1 >= 25) ? (unsigned int)op1 : 24;
  43 }
  44
  45 /* { dg-final { scan-tree-dump-times "MIN_EXPR" 4 "optimized" } } */
  46 /* { dg-final { scan-tree-dump-times "MAX_EXPR" 4 "optimized" } } */
  47