Linking error: unresolved external symbol internal
Steven Schveighoffer
schveiguy at yahoo.com
Tue Oct 10 15:39:13 UTC 2017
On 10/10/17 11:09 AM, MrSmith wrote:
> I have a static library and an application.
>
> When linking final executable I get:
> lib.lib(texteditor_1d_40c.obj) : error LNK2001: unresolved external
> symbol internal
> lib.lib(textbuffer_14_3ce.obj) : error LNK2001: unresolved external
> symbol internal
>
> Happens on Windows 32 and 64 bit.
> Only with debug build.
> DMD 2.076.0
> Error doesn't happen when I move code from library to the application.
>
> Here is reduced test case (where 2 errors happen, 4 files):
> https://gist.github.com/MrSmith33/29125fa3538bb03637d0aebab6ccff7c
> Here is smaller case (only 1 error, 2 files):
> https://gist.github.com/MrSmith33/dc53d8cb6ce642fcb6dbc5863d029cec
>
>
> If this is relevant: 3 places I found in dmd where "internal" symbol is
> created:
> *
> https://github.com/dlang/dmd/blob/4d86fcba2fd2ef86cc85738cd2ac2b059dbb5800/src/ddmd/backend/dt.c#L420
>
> *
> https://github.com/dlang/dmd/blob/4d86fcba2fd2ef86cc85738cd2ac2b059dbb5800/src/ddmd/tocsym.d#L662
>
> *
> https://github.com/dlang/dmd/blob/4d86fcba2fd2ef86cc85738cd2ac2b059dbb5800/src/ddmd/tocsym.d#L681
>
No idea exactly what causes it, but here is another place I've seen it:
https://issues.dlang.org/show_bug.cgi?id=17740
-Steve
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