<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/144585>144585</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            `modernize-use-trailing-return-type` might show desugared type in fix-it hint for lamdba
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            clang-tidy
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          firewave
      </td>
    </tr>
</table>

<pre>
    Split from #144509.

```cpp
#include <algorithm>
#include <vector>

void f()
{
    auto it2 = [](const std::vector<int>& v) {
        return std::find_if(v.cbegin(), v.cend(), [](int i) -> bool {
            return i == 0;
        });
    };
}
```

```
<source>:10:16: warning: use a trailing return type for this lambda [modernize-use-trailing-return-type]
 10 |     auto it2 = [](const std::vector<int>& v) {
      | ^
      |                                              -> __gnu_cxx::__normal_iterator<const int *, std::vector<int>>
```

https://godbolt.org/z/zzYMa4o5r

It should be suggesting `std::vector<int>::const_iterator`.
</pre>
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