gdc or ldc for faster programs?

[H. S. Teoh]

On Thu, Jan 27, 2022 at 08:46:59AM -0800, Ali Çehreli via Digitalmars-d-learn wrote:
[...]
> I see that template instantiations are linked through weak symbols:
> 
> $ nm deneme | grep foo
> [...]
> 0000000000021380 W _D6deneme__T3fooTiZQhFNaNbNiNfZv
> 
> What I know is that weak symbols can be overridden by strong symbols
> during linking.
[...]

Yes, and it also means that only one copy of the symbol will make it
into the executable. This is one of the ways we leverage the linker to
eliminate (merge) duplicate template instantiations.


T

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