...anything wrong with the following `emplace`-allocated, RAII following exceptions:

```d
import std;
import core...

...so, but I don't often use RAII, let alone `malloc`/`free`. And even when...

...that if we're willing to let RAII do the work(I'm talking of...

...GC. If you want stack allocation and RAII destructors for structs, you just use the...

...class instance dtors are never called, breaking RAII:
    https://issues.dlang.org/show_bug.cgi...

...attribute has two benefits: 1st it makes RAII explicit (which helps to prevent bugs by...

...GC allocated (TLS) > dynamically allocated (TLS) <=> RAII/scoped/stack <=> RAII/scoped/stack > register*

Heap regions...

...to use the destroyed object afterwards breaks RAII memory management:

/////////////////////////////////////////////
module app;

import core.stdc...

...had hoped that this code would detect RAII correctly.
If it is not supported, then...

...thread heap/Allocator. Other than that, scoping/RAII (of the pinned references) is still valid...