On Fri, Feb 08, 2019 at 11:34:47PM +0000, Dennis via Digitalmars-d-announce
wrote:
> 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 :/
Does LDC/GDC inline it?
I no longer trust dmd for codegen quality. :-/
T
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