1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
package main
func main() {
println("string equality")
println(a == "a")
println(a == "b")
println(a != "a")
println(a != "b")
println("string inequality")
println(a > "b")
println("b" > a)
println("b" > "b")
println(a <= "b")
println("b" <= a)
println("b" <= "b")
println(a > "b")
println("b" > a)
println("b" > "b")
println(a <= "b")
println("b" <= a)
println("b" <= "b")
println(a < "aa")
println("aa" < a)
println("ab" < "aa")
println("aa" < "ab")
println("array equality")
println(a1 == [2]int{1, 2})
println(a1 != [2]int{1, 2})
println(a1 == [2]int{1, 3})
println(a1 == [2]int{2, 2})
println(a1 == [2]int{2, 1})
println(a1 != [2]int{2, 1})
println("struct equality")
println(s1 == Struct1{3, true})
println(s1 == Struct1{4, true})
println(s1 == Struct1{3, false})
println(s1 == Struct1{4, false})
println(s1 != Struct1{3, true})
println(s1 != Struct1{4, true})
println(s1 != Struct1{3, false})
println(s1 != Struct1{4, false})
println("blank fields in structs")
println(s2 == Struct2{"foo", 0.0, 5})
println(s2 == Struct2{"foo", 0.0, 7})
println(s2 == Struct2{"foo", 1.0, 5})
println(s2 == Struct2{"foo", 1.0, 7})
println("complex numbers")
println(c64 == 3+2i)
println(c64 == 4+2i)
println(c64 == 3+3i)
println(c64 != 3+2i)
println(c64 != 4+2i)
println(c64 != 3+3i)
println(c128 == 3+2i)
println(c128 == 4+2i)
println(c128 == 3+3i)
println(c128 != 3+2i)
println(c128 != 4+2i)
println(c128 != 3+3i)
println("shifts")
println(shlSimple == 4)
println(shlOverflow == 0)
println(shrSimple == 1)
println(shrOverflow == 0)
println(ashrNeg == -1)
println(ashrOverflow == 0)
println(ashrNegOverflow == -1)
}
var x = true
var y = false
var a = "a"
var s1 = Struct1{3, true}
var s2 = Struct2{"foo", 0.0, 5}
var a1 = [2]int{1, 2}
var c64 = 3 + 2i
var c128 = 4 + 3i
type Int int
type Struct1 struct {
i Int
b bool
}
type Struct2 struct {
s string
_ float64
i int
}
func shl(x uint, y uint) uint {
return x << y
}
func shr(x uint, y uint) uint {
return x >> y
}
func ashr(x int, y uint) int {
return x >> y
}
var shlSimple = shl(2, 1)
var shlOverflow = shl(2, 1000)
var shrSimple = shr(2, 1)
var shrOverflow = shr(2, 1000000)
var ashrNeg = ashr(-1, 1)
var ashrOverflow = ashr(1, 1000000)
var ashrNegOverflow = ashr(-1, 1000000)
|
