Fwd: Cannot build uclibc++ against toolchain (dl_iterate_phdr & __tls_get_addr)

[Carmelo AMOROSO]

Search in the list for similar issues. I sugegsted a work-around in the 
past. I've got also a complete fix for uclibc, but up to now, never 
committed.

Carmelo

P.S.
Please send emails in text/plain, not html

Flemming Madsen wrote:
> Hello
> 
> First of all: Thank you for all this wonderful stuff!
> 
> I am having trouble building uclibc++ with uclibc for the ARM platform.
> Upon linking the .so file i get the output below.
> 
> It seems that the eh_globals.o and unwind-dw2-fde-glibc.o files are 
> extracted from gcc libraries, but that they contain references to 
> functions that are not part of uClibc (Not libc.so anyway)
> 
> I have tried to enable sjlj (setjmp() longjmp()) exceptions and new 
> thread libraries in the buildroot config but this does not seem to help.
> 
> I am using gcc 4.2.4 and uClibc 0.9.29 since these were the buildroot 
> defaults (Full .config attached)
> 
> Any help on this will be very much appreciated.
> 
> TIA
> /Flemming
> 
> 
> WRAPPER_INCLUDEDIR=-I../include ../bin/g++-uc  -Wall -Wno-trigraphs 
> -pedantic   -ansi  -Os -fPIC -o vector.o -c vector.cpp
> arm-linux-uclibc-strip -x -R .note -R .comment vector.o
> WRAPPER_INCLUDEDIR=-I../include ../bin/g++-uc  -Wall -Wno-trigraphs 
> -pedantic   -ansi  -Os -fPIC -o abi/abi.o -c abi/abi.cpp
> arm-linux-uclibc-strip -x -R .note -R .comment abi/abi.o
> arm-linux-uclibc-ar rcs libuClibc++.a algorithm.o associative_base.o 
> bitset.o char_traits.o complex.o del_op.o del_opnt.o del_opv.o 
> del_opvnt.o deque.o eh_alloc.o eh_globals.o exception.o fstream.o 
> func_exception.o iomanip.o ios.o iostream.o istream.o iterator.o 
> limits.o list.o locale.o map.o new_handler.o new_op.o new_opnt.o 
> new_opv.o new_opvnt.o numeric.o ostream.o queue.o set.o sstream.o 
> stack.o stdexcept.o streambuf.o string.o utility.o valarray.o vector.o 
> abi/abi.o abi/libgcc_eh/gthr-gnat.o abi/libgcc_eh/unwind-c.o 
> abi/libgcc_eh/unwind-dw2-fde-glibc.o abi/libgcc_eh/unwind-dw2.o 
> abi/libgcc_eh/unwind-sjlj.o abi/libsupc/cp-demangle.o 
> abi/libsupc/eh_arm.o abi/libsupc/eh_aux_runtime.o abi/libsupc/eh_call.o 
> abi/libsupc/eh_catch.o abi/libsupc/eh_exception.o 
> abi/libsupc/eh_personality.o abi/libsupc/eh_term_handler.o 
> abi/libsupc/eh_terminate.o abi/libsupc/eh_throw.o abi/libsupc/eh_type.o 
> abi/libsupc/eh_unex_handler.o abi/libsupc/guard.o abi/libsupc/tinfo.o 
> abi/libsupc/tinfo2.o abi/libsupc/vec.o abi/libsupc/vterminate.o
> arm-linux-uclibc-ranlib libuClibc++.a
> arm-linux-uclibc-gcc -Wl,--warn-common -Wl,--warn-once -Wl,-z,combreloc 
> -Wl,-z,defs -nodefaultlibs -shared -Wl,-soname,libuClibc++.so.0 `echo 
> ""` -Wl,-s -o libuClibc++-0.2.2.so <http://0.2.2.so> algorithm.o 
> associative_base.o bitset.o char_traits.o complex.o del_op.o del_opnt.o 
> del_opv.o del_opvnt.o deque.o eh_alloc.o eh_globals.o exception.o 
> fstream.o func_exception.o iomanip.o ios.o iostream.o istream.o 
> iterator.o limits.o list.o locale.o map.o new_handler.o new_op.o 
> new_opnt.o new_opv.o new_opvnt.o numeric.o ostream.o queue.o set.o 
> sstream.o stack.o stdexcept.o streambuf.o string.o utility.o valarray.o 
> vector.o abi/abi.o abi/libsupc/cp-demangle.o abi/libsupc/eh_arm.o 
> abi/libsupc/eh_aux_runtime.o abi/libsupc/eh_call.o 
> abi/libsupc/eh_catch.o abi/libsupc/eh_exception.o 
> abi/libsupc/eh_personality.o abi/libsupc/eh_term_handler.o 
> abi/libsupc/eh_terminate.o abi/libsupc/eh_throw.o abi/libsupc/eh_type.o 
> abi/libsupc/eh_unex_handler.o abi/libsupc/guard.o abi/libsupc/tinfo.o 
> abi/libsupc/tinfo2.o abi/libsupc/vec.o abi/libsupc/vterminate.o 
> abi/libgcc_eh/gthr-gnat.o abi/libgcc_eh/unwind-c.o 
> abi/libgcc_eh/unwind-dw2-fde-glibc.o abi/libgcc_eh/unwind-dw2.o 
> abi/libgcc_eh/unwind-sjlj.o  
> -L/opt/toolchain-stable/t26/usr/bin/../lib/gcc/arm-linux-uclibc/4.2.4/ 
> -lc -lgcc -ldl -Wl,--as-needed -lgcc_s -Wl,--no-as-needed
> eh_globals.o: In function `__cxa_get_globals':
> eh_globals.cpp:(.text+0xc): undefined reference to `__tls_get_addr'
> abi/libgcc_eh/unwind-dw2-fde-glibc.o: In function `_Unwind_Find_FDE':
> unwind-dw2-fde-glibc.c:(.text+0x17b8): undefined reference to 
> `dl_iterate_phdr'
> collect2: ld returned 1 exit status
> make[1]: *** [libuClibc++-0.2.2.so <http://0.2.2.so>] Error 1
> make[1]: Leaving directory 
> `/home/fm/amplex/embedded/arm9/rootdisk/uclibcpp/uClibc++-0.2.2/src'
> make: *** [all] Error
> 
> 
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