https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119316
Bug ID: 119316
Summary: new expression incorrectly required to have constant
expression size
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: eczbek.void at gmail dot com
Target Milestone: ---
https://godbolt.org/z/YTK4PYrqE
```cpp
template<typename T>
void foo(unsigned n) requires(requires { new T[n]; }) {}
int main() { foo<int>(5); }
```
```
<source>: In instantiation of 'void foo(unsigned int) requires requires{new T(
foo::n);} [with T = int]':
<source>:2:48: error: size of array is not an integral constant-expression
2 | void foo(unsigned n) requires(requires { new T[n]; }) {}
| ^
```