DIP 1016--ref T accepts r-values--Formal Assessment

[Dennis]

On Friday, 8 February 2019 at 23:02:34 UTC, Nicholas Wilson wrote:
> Immediately called lamdas are always inlined.

```
extern(C) void main() {
     int a = (() => 1)();
}
```

dmd -inline -O -release -betterC

asm:
```
main:
		push	RBP
		mov	RBP,RSP
		call	qword ptr pure nothrow @nogc @safe int 
onlineapp.main().__lambda1()@GOTPCREL[RIP]
		xor	EAX,EAX
		pop	RBP
		ret
```

https://run.dlang.io/is/lZW9B6

Still a lambda call :/