PowerPC snapshot compilation failures
Glauber de Oliveira Costa
glommer at br.ibm.com
Mon Sep 26 00:12:33 UTC 2005
> >
> > ../../../../include/errno.h: Assembler messages:
> > ../../../../include/errno.h:32: Error: Unrecognized opcode:
> > `__begin_decls'
> > ../../../../include/errno.h:61: Error: Unrecognized opcode:
> > `__end_decls'
> >
> > And it happens, as you might know, because the decls macros
> > are not expanded while compiling the .S file. So, if I run
> > the preprocessor alone into it, the definitions are there,
> > and are understood as labels.
>
> hmm, I think this change broke it
> http://uclibc.org/cgi-bin/viewcvs.cgi/trunk/uClibc/include/features.h?rev=11524&r1=11100&r2=11524
>
> The #include <sys/cdefs.h> was removed.
>
Exactly!
it's defined inside an #ifndef __ASSEMBLER__ statement.
I just did this:
-#ifndef __ASSEMBLER__
# ifndef _SYS_CDEFS_H
# include <sys/cdefs.h>
# endif
+#ifndef __ASSEMBLER__
and the preprocessor then outputted the right thing.
> > > > > > ld -shared --warn-common --warn-once -z combreloc -z defs -s
> > > > > > -soname=libdl.so.0 \ -o libdl-0.9.28.so -fini dl_cleanup
> > > > > > --whole-archive libdl_pic.a \ --no-whole-archive
> > > > > > ../..//libc/misc/internals/interp.o \ -L../..//lib -lc
> > > > > > ../../lib/ld-uClibc.so.0
> > > > > > /usr/lib/gcc-lib/powerpc-suse-linux/3.3.3/libgcc.a;
> > > > > > ld: Error: The symbol `__syscall_error' has a R_PPC_REL24
> > > > > > relocation, that means '../..//lib/libc.a(brk.o)' was
> > compiled without -fPIC.
>
> I wonder if not attribute_hidden has been lost for __syscall_error?
Hum... Don't think so.
linux:~/uClibc/libc/sysdeps/linux/powerpc # gcc -Wall
-Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-builtin
-nostdinc -D_LIBC -I../../../../include -I. -Os -funit-at-a-time
-isystem /usr/lib/gcc-lib/powerpc-suse-linux/3.3.3/include -DNDEBUG
-fpic -c __syscall_error.c -E | tail -n6
int __attribute__ ((visibility ("hidden"))) __syscall_error(int err_no)
{
(((*__errno_location ())) = (err_no));
return -1;
}
> Jocke
>
--
=====================================
Glauber de Oliveira Costa
IBM Linux Technology Center - Brazil
glommer at br.ibm.com
=====================================
More information about the uClibc
mailing list