| Issue |
125955
|
| Summary |
tautological warnings for is_constant_evaluated not emitted in c++23/26 modes
|
| Labels |
clang:frontend,
constexpr
|
| Assignees |
|
| Reporter |
cor3ntin
|
for
```cpp
int main() {
if constexpr(std::is_constant_evaluated()) { }
}
```
We usually warn
> 'std::is_constant_evaluated' will always evaluate to 'true' in a manifestly constant-evaluated _expression_ [-Wconstant-evaluated]
However this warning is gone in c++23 mode
https://godbolt.org/z/KKPKvveGM
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