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### 🚀 The feature, motivation and pitch
Hello!
Currently, the `CalculateSmallVectorDefaultInlinedElements` functionality is implemented using a template struct. With PyTorch now supporting C++17, …
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[P3309R0](https://wg21.link/p3309r0) constexpr atomic and atomic_ref (Hana Dusíková)
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**[T](#title)itle**: `constexpr` without `==`.
**[D](#desc)escription**:
In reading [P2996R0 Reflection for C++26 2.3 List of Types to List of Sizes](https://www.open-std.org/jtc1/sc22/w…
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clang rejects the following with `error: declaration of 'x' with internal linkage cannot be exported`:
```
export module mod;
extern "C++"
{
export constexpr auto x = 10;
}
```
Compile…
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Full name of submitter: Mital Ashok
Reference: [temp.dep.constexpr]
Issue description: Whether the operand of a `noexcept` operator is type-dependent is not enough to know if the `noexcept` ope…
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When compiling the test suite on Debian11 with g++ (Debian 10.2.1-6) 10.2.1 20210110 I get the following error
```
CXX=g++ make
gnu++20: test extensions (-Wall -Wextra -Wpedantic -Wno-attributes…
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When declaring a C++ variable as `constexpr`, clang doesn't emit `DW_AT_const_expr` inside the `DW_TAG_variable`.
See the following program for example:
```c++
#include
constexpr size_t kPage…
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Consider a case in which one may want to instantiate a given `const` instance, in different places, a few too times too many:
```dart
const d = Duration(milliseconds: 250); // Duration(minutes: t…
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[P3032R0](https://wg21.link/p3032r0) Less transient constexpr allocation (Barry Revzin)
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Full name of submitter (unless configured in github; will be published with the issue): Benjamin Sch.
Reference (section label): [[class.temporary]/3](https://eel.is/c++draft/class.temporary#3), [[…