| Issue |
81641
|
| Summary |
[clang-tidy] False negative readability-redundant-casting with typedef and using
|
| Labels |
clang-tidy
|
| Assignees |
|
| Reporter |
chrchr-github
|
~~~c++
typedef long LONG;
using ULONG = unsigned long;
void f(long x) {
LONG y = static_cast<LONG>(x);
}
void g(unsigned long x) {
ULONG y = static_cast<ULONG>(x);
}
void h(long x) {
long y = static_cast<long>(x);
}
~~~
~~~
<source>:10:14: warning: redundant explicit casting to the same type 'long' as the sub-_expression_, remove this casting [readability-redundant-casting]
10 | long y = static_cast<long>(x);
| ^~~~~~~~~~~~~~~~~~ ~
<source>:9:13: note: source type originates from referencing this parameter]
9 | void h(long x) {
| ~~~~ ^
~~~
There are no warnings for `f()` and `g()`.
https://godbolt.org/z/cxEs3WrdK
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