| Issue |
182291
|
| Summary |
[LifetimeSafety] Wrong suggestion in 'this' capturing lambda
|
| Labels |
false-positive,
clang:temporal-safety
|
| Assignees |
|
| Reporter |
usx95
|
```cpp
#include <iostream>
#include <string>
#include <string_view>
struct S {
std::string s;
void foo() {
auto x = [&]() {
return s.size() > 0 ?
this->s.data() :
s.data();
};
}
};
```
https://godbolt.org/z/jj5oYPxMh
Lifetimebound suggestion:
```
<source>:7:23: warning: implicit this in intra-TU function should be marked [[clang::lifetimebound]] [-Wlifetime-safety-intra-tu-suggestions]
7 | auto x = [&]() {
| ~ ^
| [[clang::lifetimebound]]
<source>:8:20: note: param returned here
8 | return s.size() > 0 ?
| ^~~~~~~~~~~~~~
9 | this->s.data() :
| ~~~~~~~~~~~~~~~~
10 | s.data();
| ~~~~~~~~
1 warning generated.
Compiler returned: 0
```
![]()
_______________________________________________
llvm-bugs mailing list
[email protected]
https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-bugs
