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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | foo!(warn_in_block)
| ------------------- in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
= note: macro invocations at the end of a block are treated as expressions
= note: to ignore the value produced by the macro, add a semicolon after the invocation of `foo`
note: the lint level is defined here
--> $DIR/semicolon-in-expressions-from-macros.rs:4:9
|
LL | #![warn(semicolon_in_expressions_from_macros)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | let _ = foo!(warn_in_expr);
| ------------------ in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | let _ = #[allow(semicolon_in_expressions_from_macros)] foo!(allow_does_not_work);
| ------------------------- in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
warning: 3 warnings emitted
Future incompatibility report: Future breakage diagnostic:
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | foo!(first)
| ----------- in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
= note: macro invocations at the end of a block are treated as expressions
= note: to ignore the value produced by the macro, add a semicolon after the invocation of `foo`
note: the lint level is defined here
--> $DIR/semicolon-in-expressions-from-macros.rs:24:13
|
LL | #[allow(semicolon_in_expressions_from_macros)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
Future breakage diagnostic:
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | let _ = foo!(second);
| ------------ in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
note: the lint level is defined here
--> $DIR/semicolon-in-expressions-from-macros.rs:29:13
|
LL | #[allow(semicolon_in_expressions_from_macros)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
Future breakage diagnostic:
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | let _ = foo!(third);
| ----------- in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
note: the lint level is defined here
--> $DIR/semicolon-in-expressions-from-macros.rs:32:13
|
LL | #[allow(semicolon_in_expressions_from_macros)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
Future breakage diagnostic:
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | let _ = foo!(fourth);
| ------------ in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
note: the lint level is defined here
--> $DIR/semicolon-in-expressions-from-macros.rs:37:13
|
LL | #[allow(semicolon_in_expressions_from_macros)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
Future breakage diagnostic:
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | foo!(warn_in_block)
| ------------------- in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
= note: macro invocations at the end of a block are treated as expressions
= note: to ignore the value produced by the macro, add a semicolon after the invocation of `foo`
note: the lint level is defined here
--> $DIR/semicolon-in-expressions-from-macros.rs:4:9
|
LL | #![warn(semicolon_in_expressions_from_macros)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
Future breakage diagnostic:
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | let _ = foo!(warn_in_expr);
| ------------------ in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
note: the lint level is defined here
--> $DIR/semicolon-in-expressions-from-macros.rs:4:9
|
LL | #![warn(semicolon_in_expressions_from_macros)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
Future breakage diagnostic:
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
LL | true;
| ^
...
LL | let _ = #[allow(semicolon_in_expressions_from_macros)] foo!(allow_does_not_work);
| ------------------------- in this macro invocation
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
note: the lint level is defined here
--> $DIR/semicolon-in-expressions-from-macros.rs:4:9
|
LL | #![warn(semicolon_in_expressions_from_macros)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
|
