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Date: Thu, 21 Jan 2016 18:12:46 +0100
From: Szabolcs Nagy <>
Subject: Re: MUSL issue while loading C++ lib

* N Jain <> [2016-01-21 11:21:57 -0500]:
> Error relocating /lib/ _Unwind_Resume_or_Rethrow: symbol not
> found
> Error relocating /lib/ _Unwind_GetLanguageSpecificData:
> symbol not found

these symbols should be defined in
which is linked to c++ code by gcc.

sounds like a gcc toolchain issue, if you cannot
figure it out then post

echo 'int main(){}' |g++ -xc++ -

readelf -ld ./a.out
strace /lib/ld-musl-*.so.1 ./a.out
readelf -d /lib/
readelf -aW /lib/ |grep Unwind
readelf -aW /lib/ |grep Unwind

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