[cfe-users] Using libunwind

[Ben Pope]

On Wednesday, May 27, 2015 01:01 PM, Tobias Koch wrote:
>>
>> Is it correct that libc++ depends on libgcc_s?
>>
>
> IIRC ldd will also print indirect library dependencies. It is quite possible,
> that you have an indirect dependency on libgcc_s via your host libc. To
> see the direct dependencies only, try
>
> readelf -a mylib.so | grep NEEDED

readelf -a ~/development/llvm/trunk/build/release/lib/libc++.so | grep 
NEEDED
  0x0000000000000001 (NEEDED)             Shared library: [libc++abi.so.1]
  0x0000000000000001 (NEEDED)             Shared library: [libpthread.so.0]
  0x0000000000000001 (NEEDED)             Shared library: [libc.so.6]
  0x0000000000000001 (NEEDED)             Shared library: [libm.so.6]
  0x0000000000000001 (NEEDED)             Shared library: [librt.so.1]
  0x0000000000000001 (NEEDED)             Shared library: [libgcc_s.so.1]

readelf -a /lib/x86_64-linux-gnu/libc.so.6 | grep NEEDED
  0x0000000000000001 (NEEDED)             Shared library: 
[ld-linux-x86-64.so.2]

Oh well, never mind.

Thanks,

Ben