Bug#211054: fails to link libraries with -pthread on powerpc
On Mon, Sep 15, 2003 at 05:33:36PM +0200, Marcin Owsiany wrote:
> Package: gcc-3.3
> Version: 1:3.3.2-0pre3
> Severity: important
>
> I use -Wl,-z,defs as sugegsted by the Policy.
>
> porridge@bruckner:~$ uname -a
> Linux bruckner 2.4.21 #1 Don Aug 28 15:18:52 CEST 2003 ppc GNU/Linux
> porridge@bruckner:~$ cat a.c
> main(){pthread_create();}
> porridge@bruckner:~$ cc -shared -Wl,-z,defs -Wl,-soname,libgadu.so.2 -o a a.c -pthread
> /tmp/ccUN9fRZ.o(.text+0x14): In function `main':
> : undefined reference to `pthread_create'
> collect2: ld returned 1 exit status
> porridge@bruckner:~$ dpkg -l libc6-dev gcc-3.3 binutils|grep ^ii
> ii libc6-dev 2.3.2-6 GNU C Library: Development Libraries and Hea
> ii gcc-3.3 3.3.2-0pre3 The GNU C compiler
> ii binutils 2.14.90.0.5-0. The GNU assembler, linker and binary utiliti
> porridge@bruckner:~$
>
> The same toolchain versions do work for example on mipsel.
> http://buildd.debian.org/fetch.php?&pkg=ekg&ver=1%3A1.2-1&arch=mipsel&stamp=1063300927&file=log&as=raw
> vs
> http://buildd.debian.org/fetch.php?&pkg=ekg&ver=1%3A1.2-1&arch=powerpc&stamp=1063289370&file=log&as=raw
You can use -lpthread in the meantime. But here's a patch, also
submitted upstream.
2003-09-17 Daniel Jacobowitz <drow@mvista.com>
* config/rs6000/sysv4.h (LIB_LINUX_SPEC): Make -pthread apply
to shared libraries.
Index: sysv4.h
===================================================================
RCS file: /big/fsf/rsync/gcc-cvs/gcc/gcc/config/rs6000/sysv4.h,v
retrieving revision 1.113.4.4
diff -u -p -r1.113.4.4 sysv4.h
--- gcc-3.3.1/gcc/config/rs6000/sysv4.h 17 Jun 2003 15:59:10 -0000 1.113.4.4
+++ gcc-3.3.1/gcc/config/rs6000/sysv4.h 17 Sep 2003 13:40:06 -0000
@@ -1122,7 +1122,7 @@ do { \
%{!mnewlib: -lc }"
#else
#define LIB_LINUX_SPEC "%{mnewlib: --start-group -llinux -lc --end-group } \
-%{!mnewlib: %{shared:-lc} %{!shared: %{pthread:-lpthread } \
+%{!mnewlib: %{shared:-lc} %{pthread:-lpthread} %{!shared: \
%{profile:-lc_p} %{!profile:-lc}}}"
#endif
--
Daniel Jacobowitz
MontaVista Software Debian GNU/Linux Developer
Reply to: