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
119
120
121
122
|
discard """
output: '''foo 12
bar 12
2
foo 12
bar 12
2
12.5
(nums: @[5, 5, 10, 5, 5, 5, 5, 5, 5, 5])
(nums: @[5, 5, 50, 5, 5, 5, 5, 5, 5, 5])
(nums: @[5, 5, 45, 5, 5, 5, 5, 5, 5, 5])
(nums: @[5, 5, 9, 5, 5, 5, 5, 5, 5, 5])
asd
'''
"""
# bug #1489
proc foo(x: int) = echo "foo ", x
proc bar(y: var int) = echo "bar ", y
var x = 12
foo(x)
bar(x)
# bug #1490
var y = 1
y *= 2
echo y
proc main =
var x = 12
foo(x)
bar(x)
var y = 1
y *= 2
echo y
main()
# Test: pass var seq to var openarray
var s = @[2, 1]
proc foo(a: var openarray[int]) = a[0] = 123
proc bar(s: var seq[int], a: int) =
doAssert(a == 5)
foo(s)
s.bar(5)
doAssert(s == @[123, 1])
import tables
block: # Test get addr of byvar return value
var t = initTable[string, int]()
t["hi"] = 5
let a = addr t["hi"]
a[] = 10
doAssert(t["hi"] == 10)
block: # Test var arg inside case expression. #5244
proc foo(a: var string) =
a = case a
of "a": "error"
of "b": "error"
else: a
var a = "ok"
foo(a)
doAssert(a == "ok")
proc mainowar =
var x = 9.0
x += 3.5
echo x
mainowar()
# bug #5608
type Foo = object
nums : seq[float]
proc newFoo(len : int, default = 0.0) : Foo =
result = Foo()
result.nums = newSeq[float](len)
for i in 0..(len - 1):
result.nums[i] = default
proc `[]=`(f : var Foo, i : int, v : float) =
f.nums[i] = v
proc `[]`(f : Foo, i : int) : float = f.nums[i]
proc `[]`(f : var Foo, i : int) : var float = f.nums[i]
var f = newFoo(10,5)
f[2] += 5
echo f
f[2] *= 5
echo f
f[2] -= 5
echo f
f[2] /= 5
echo f
# regression for #5608
import tables
type
SomeObj = ref object
s: cstring
var a = initTable[cstring, Table[cstring, SomeObj]]()
var b = initTable[cstring, SomeObj]()
b.add(cstring"b", SomeObj(s: cstring"asd"))
a.add(cstring"a", b)
echo a[cstring"a"][cstring"b"].s
|