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 Mon, 22 Mar 2021 10:15:48 -0700 (PDT)
Subject: Re: External static library within Cygwin
To: cygwin AT cygwin DOT com
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Date: Mon, 22 Mar 2021 18:15:44 +0100
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From: Marco Atzeri via Cygwin <cygwin AT cygwin DOT com>
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On 22.03.2021 15:43, Jeff Josephs wrote:
> I have a third party external static library in native Windows, and I am
> trying to use it within my Cygwin project. After looking at the static
> library, I noticed that it uses name mangling, and when compiling the
> Cygwin project, I get undefined references.
> 
> Aside from modifying the third party library to not do the name mangling,
> is there anything within Cygwin that I can do to solve the undefined
> references with the name mangled functions?

mangling is typical of C++ and different compilers have different
ways.

About mixing Native Windows, please note the difference
between LLP64 and LP64

https://cygwin.com/cygwin-ug-net/programming.html
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