How to pass a class by (const) reference to C++
tim.dlang at t-online.de
Mon Dec 13 21:28:44 UTC 2021
On Monday, 13 December 2021 at 21:17:49 UTC, Jan wrote:
> Unfortunately no. Maybe the cast would even make it work, but I
> can't have "A" and "_A" in D as separate types, because the
> class is supposed to link to C++ functions and thus renaming it
> from A to _A breaks that. On the other hand I can't give the
> struct another name either, because that's how it is linked to
> in "CppFunc".
The easiest workaround is probably to set the mangling manually:
extern(C++) void CppFunc(const A arg);
This mangling is for the Itanium ABI, which is used by Linux and
other operating systems. It needs to be different for Windows.
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