gcc/testsuite/gfortran.dg/leadz_trailz_1.f90

   1 ! { dg-do run }
   2
   3   integer(kind=1) :: i1
   4   integer(kind=2) :: i2
   5   integer(kind=4) :: i4
   6   integer(kind=8) :: i8
   7
   8   i1 = -1
   9   i2 = -1
  10   i4 = -1
  11   i8 = -1
  12
  13   if (leadz(i1) /= 0) STOP 1
  14   if (leadz(i2) /= 0) STOP 2
  15   if (leadz(i4) /= 0) STOP 3
  16   if (leadz(i8) /= 0) STOP 4
  17
  18   if (trailz(i1) /= 0) STOP 5
  19   if (trailz(i2) /= 0) STOP 6
  20   if (trailz(i4) /= 0) STOP 7
  21   if (trailz(i8) /= 0) STOP 8
  22
  23   if (leadz(-1_1) /= 0) STOP 9
  24   if (leadz(-1_2) /= 0) STOP 10
  25   if (leadz(-1_4) /= 0) STOP 11
  26   if (leadz(-1_8) /= 0) STOP 12
  27
  28   if (trailz(-1_1) /= 0) STOP 13
  29   if (trailz(-1_2) /= 0) STOP 14
  30   if (trailz(-1_4) /= 0) STOP 15
  31   if (trailz(-1_8) /= 0) STOP 16
  32
  33   i1 = -64
  34   i2 = -64
  35   i4 = -64
  36   i8 = -64
  37
  38   if (leadz(i1) /= 0) STOP 17
  39   if (leadz(i2) /= 0) STOP 18
  40   if (leadz(i4) /= 0) STOP 19
  41   if (leadz(i8) /= 0) STOP 20
  42
  43   if (trailz(i1) /= 6) STOP 21
  44   if (trailz(i2) /= 6) STOP 22
  45   if (trailz(i4) /= 6) STOP 23
  46   if (trailz(i8) /= 6) STOP 24
  47
  48   if (leadz(-64_1) /= 0) STOP 25
  49   if (leadz(-64_2) /= 0) STOP 26
  50   if (leadz(-64_4) /= 0) STOP 27
  51   if (leadz(-64_8) /= 0) STOP 28
  52
  53   if (trailz(-64_1) /= 6) STOP 29
  54   if (trailz(-64_2) /= 6) STOP 30
  55   if (trailz(-64_4) /= 6) STOP 31
  56   if (trailz(-64_8) /= 6) STOP 32
  57
  58   i1 = -108
  59   i2 = -108
  60   i4 = -108
  61   i8 = -108
  62
  63   if (leadz(i1) /= 0) STOP 33
  64   if (leadz(i2) /= 0) STOP 34
  65   if (leadz(i4) /= 0) STOP 35
  66   if (leadz(i8) /= 0) STOP 36
  67
  68   if (trailz(i1) /= 2) STOP 37
  69   if (trailz(i2) /= 2) STOP 38
  70   if (trailz(i4) /= 2) STOP 39
  71   if (trailz(i8) /= 2) STOP 40
  72
  73   if (leadz(-108_1) /= 0) STOP 41
  74   if (leadz(-108_2) /= 0) STOP 42
  75   if (leadz(-108_4) /= 0) STOP 43
  76   if (leadz(-108_8) /= 0) STOP 44
  77
  78   if (trailz(-108_1) /= 2) STOP 45
  79   if (trailz(-108_2) /= 2) STOP 46
  80   if (trailz(-108_4) /= 2) STOP 47
  81   if (trailz(-108_8) /= 2) STOP 48
  82
  83   i1 = 1
  84   i2 = 1
  85   i4 = 1
  86   i8 = 1
  87
  88   if (leadz(i1) /= bit_size(i1) - 1) STOP 49
  89   if (leadz(i2) /= bit_size(i2) - 1) STOP 50
  90   if (leadz(i4) /= bit_size(i4) - 1) STOP 51
  91   if (leadz(i8) /= bit_size(i8) - 1) STOP 52
  92
  93   if (trailz(i1) /= 0) STOP 53
  94   if (trailz(i2) /= 0) STOP 54
  95   if (trailz(i4) /= 0) STOP 55
  96   if (trailz(i8) /= 0) STOP 56
  97
  98   if (leadz(1_1) /= bit_size(1_1) - 1) STOP 57
  99   if (leadz(1_2) /= bit_size(1_2) - 1) STOP 58
 100   if (leadz(1_4) /= bit_size(1_4) - 1) STOP 59
 101   if (leadz(1_8) /= bit_size(1_8) - 1) STOP 60
 102
 103   if (trailz(1_1) /= 0) STOP 61
 104   if (trailz(1_2) /= 0) STOP 62
 105   if (trailz(1_4) /= 0) STOP 63
 106   if (trailz(1_8) /= 0) STOP 64
 107
 108   i1 = 64
 109   i2 = 64
 110   i4 = 64
 111   i8 = 64
 112
 113   if (leadz(i1) /= 1) STOP 65
 114   if (leadz(i2) /= 9) STOP 66
 115   if (leadz(i4) /= 25) STOP 67
 116   if (leadz(i8) /= 57) STOP 68
 117
 118   if (trailz(i1) /= 6) STOP 69
 119   if (trailz(i2) /= 6) STOP 70
 120   if (trailz(i4) /= 6) STOP 71
 121   if (trailz(i8) /= 6) STOP 72
 122
 123   if (leadz(64_1) /= 1) STOP 73
 124   if (leadz(64_2) /= 9) STOP 74
 125   if (leadz(64_4) /= 25) STOP 75
 126   if (leadz(64_8) /= 57) STOP 76
 127
 128   if (trailz(64_1) /= 6) STOP 77
 129   if (trailz(64_2) /= 6) STOP 78
 130   if (trailz(64_4) /= 6) STOP 79
 131   if (trailz(64_8) /= 6) STOP 80
 132
 133 end