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gcc option to ignore the libstdc++.so.5 dependency

after building the shared librrary using gcc, the shared library builds fine, but when i issue "ldd" it give me the dependency on "libstdc++.so.5" is there any w开发者_如何学Goay to tell the compiler to igonre gcc so file dependency

# ldd libtest.so 
            libstdc++.so.5 =>        /opt/gcc/libstdc++.so.5
            libsocket.so.1 =>        /lib/libsocket.so.1
            libnsl.so.1 =>   /lib/libnsl.so.1
            libc.so.1 =>     /lib/libc.so.1
            libmp.so.2 =>    /lib/libmp.so.2
            libmd.so.1 =>    /lib/libmd.so.1
            libscf.so.1 =>   /lib/libscf.so.1
            libdoor.so.1 =>  /lib/libdoor.so.1
            libuutil.so.1 =>         /lib/libuutil.so.1
            libgen.so.1 =>   /lib/libgen.so.1
            libm.so.2 =>     /lib/libm.so.2
            /platform/SUNW,SPARC-Enterprise-T5220/lib/libc_psr.so.1
            /platform/SUNW,SPARC-Enterprise-T5220/lib/libmd_psr.so.1

What compiler optiion i should give that will ignore the dependecies like "libstdc++.so.5" ?


after building the shared librrary using gcc, the shared library builds fine, but when i issue "ldd" it give me the dependency on "libstdc++.so.5"

gcc doesn't automatically link libstdc++, g++ does. So, either you are linking with g++ or you pass -lstdc++ linker option.

You have a few options:

  • Build and link with gcc, not g++, to make sure libstdc++ doesn't get linked in automatically. Don't pass -lstdc++ linker option. Obviously, this only works with C code.
  • Build and link with g++ and link libstdc++ statically by using -static-libstdc++ link stage option.
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