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
123
124
125
126
127
128
129
130
131
132
133
134
135
|
- // MIR for `main` before InstrumentCoverage
+ // MIR for `main` after InstrumentCoverage
fn main() -> () {
let mut _0: ();
let mut _1: Enum;
let mut _2: isize;
let _3: u32;
let mut _4: u32;
let _5: u32;
let mut _6: u32;
let _7: u32;
let mut _8: u32;
let _9: u32;
let mut _10: u32;
scope 1 {
debug d => _3;
}
scope 2 {
debug c => _5;
}
scope 3 {
debug b => _7;
}
scope 4 {
debug a => _9;
}
+ coverage body span: $DIR/branch_match_arms.rs:14:11: 21:2 (#0)
+ coverage ExpressionId(0) => Expression { lhs: Counter(1), op: Add, rhs: Counter(2) };
+ coverage ExpressionId(1) => Expression { lhs: Expression(0), op: Add, rhs: Counter(3) };
+ coverage ExpressionId(2) => Expression { lhs: Counter(0), op: Subtract, rhs: Expression(1) };
+ coverage Code(Counter(0)) => $DIR/branch_match_arms.rs:14:1: 15:21 (#0);
+ coverage Code(Counter(1)) => $DIR/branch_match_arms.rs:16:17: 16:33 (#0);
+ coverage Code(Counter(2)) => $DIR/branch_match_arms.rs:17:17: 17:33 (#0);
+ coverage Code(Counter(3)) => $DIR/branch_match_arms.rs:18:17: 18:33 (#0);
+ coverage Code(Expression(2)) => $DIR/branch_match_arms.rs:19:17: 19:33 (#0);
+ coverage Code(Counter(0)) => $DIR/branch_match_arms.rs:21:2: 21:2 (#0);
+
bb0: {
+ Coverage::CounterIncrement(0);
StorageLive(_1);
_1 = Enum::A(const 0_u32);
PlaceMention(_1);
_2 = discriminant(_1);
switchInt(move _2) -> [0: bb5, 1: bb4, 2: bb3, 3: bb2, otherwise: bb1];
}
bb1: {
FakeRead(ForMatchedPlace(None), _1);
unreachable;
}
bb2: {
+ Coverage::CounterIncrement(1);
falseEdge -> [real: bb8, imaginary: bb3];
}
bb3: {
+ Coverage::CounterIncrement(2);
falseEdge -> [real: bb7, imaginary: bb4];
}
bb4: {
+ Coverage::CounterIncrement(3);
falseEdge -> [real: bb6, imaginary: bb5];
}
bb5: {
+ Coverage::ExpressionUsed(2);
StorageLive(_9);
_9 = copy ((_1 as A).0: u32);
StorageLive(_10);
_10 = copy _9;
_0 = consume(move _10) -> [return: bb12, unwind: bb14];
}
bb6: {
StorageLive(_7);
_7 = copy ((_1 as B).0: u32);
StorageLive(_8);
_8 = copy _7;
_0 = consume(move _8) -> [return: bb11, unwind: bb14];
}
bb7: {
StorageLive(_5);
_5 = copy ((_1 as C).0: u32);
StorageLive(_6);
_6 = copy _5;
_0 = consume(move _6) -> [return: bb10, unwind: bb14];
}
bb8: {
StorageLive(_3);
_3 = copy ((_1 as D).0: u32);
StorageLive(_4);
_4 = copy _3;
_0 = consume(move _4) -> [return: bb9, unwind: bb14];
}
bb9: {
StorageDead(_4);
StorageDead(_3);
goto -> bb13;
}
bb10: {
StorageDead(_6);
StorageDead(_5);
goto -> bb13;
}
bb11: {
StorageDead(_8);
StorageDead(_7);
goto -> bb13;
}
bb12: {
StorageDead(_10);
StorageDead(_9);
goto -> bb13;
}
bb13: {
StorageDead(_1);
return;
}
bb14 (cleanup): {
resume;
}
}
|
