graphics/png does not compile with gcc 4.5.1

[Doug Barton]

On Wed, 30 Jun 2010, Anonymous wrote:

> Doug Barton <dougb at FreeBSD.org> writes:
>
>> nm libssp.so.0 | grep __stack_chk_fail_local
>> 00000ac0 t __stack_chk_fail_local
>
> I'm not sure what FreeBSD version you're using

-current, and I update just about every day. I tried upgrading -current 
with a clean /usr/obj today (r209614) and a totally stripped down 
everything (make.conf, loader.conf, etc.) to get as stock as possible, 
then I recompiled gcc 4.5.1 again, still no joy.

> but I have
> __stack_chk_fail_local alias in libc.
>
>  $ readelf -s $LOCALBASE/lib/gcc45/libssp.so.0 | fgrep __stack_chk_fail
>      11: 0000000000000c80    24 FUNC    GLOBAL DEFAULT    8 __stack_chk_fail@@LIBSSP_1.0
>      51: 0000000000000cc0     5 FUNC    LOCAL  HIDDEN     8 __stack_chk_fail_local
>      68: 0000000000000c80    24 FUNC    GLOBAL DEFAULT    8 __stack_chk_fail

readelf -s /usr/local/lib/gcc45/libssp.so.0 | fgrep __stack_chk_fail
     12: 00000a40    50 FUNC    GLOBAL DEFAULT   10 
__stack_chk_fail@@LIBSSP_1.0
     74: 00000ac0    30 FUNC    LOCAL  HIDDEN   10 __stack_chk_fail_local
     95: 00000a40    50 FUNC    GLOBAL DEFAULT   10 __stack_chk_fail


>  $ readelf -s /lib/libc.so.7 | fgrep __stack_chk_fail
>     989: 00000000000adf90    12 FUNC    GLOBAL DEFAULT   10 __stack_chk_fail@@FBSD_1.0
>    1514: 00000000000adf90    12 FUNC    GLOBAL DEFAULT   10 __stack_chk_fail_local at FBSD_1.0
>    1605: 00000000000adf90    12 FUNC    GLOBAL DEFAULT   10 __stack_chk_fail
>    2130: 00000000000adf90    12 FUNC    GLOBAL DEFAULT   10 __stack_chk_fail_local at FB

readelf -s /lib/libc.so.7 | fgrep __stack_chk_fail
    952: 00028060    26 FUNC    GLOBAL DEFAULT   10 
__stack_chk_fail@@FBSD_1.0
   1457: 00028060    26 FUNC    GLOBAL DEFAULT   10 
__stack_chk_fail_local at FBSD_1.0
     45: 000ecec0    29 FUNC    LOCAL  HIDDEN   10 __stack_chk_fail_local
   1542: 00028060    26 FUNC    GLOBAL DEFAULT   10 __stack_chk_fail
   2047: 00028060    26 FUNC    GLOBAL DEFAULT   10 
__stack_chk_fail_local at FB


>  $ fgrep __stack_chk_fail_local -r lib/libc -C2
>  lib/libc/sys/stack_protector.c-
>  lib/libc/sys/stack_protector.c-#ifdef PIC
>  lib/libc/sys/stack_protector.c:__sym_compat(__stack_chk_fail_local, __stack_chk_fail, FBSD_1.0);
>  lib/libc/sys/stack_protector.c-#else
>  lib/libc/sys/stack_protector.c:__weak_reference(__stack_chk_fail, __stack_chk_fail_local);
>  lib/libc/sys/stack_protector.c-#endif

fgrep __stack_chk_fail_local -r lib/libc -C2 | grep -v \.svn
--
lib/libc/sys/stack_protector.c-
lib/libc/sys/stack_protector.c-#ifdef PIC
lib/libc/sys/stack_protector.c:__sym_compat(__stack_chk_fail_local, 
__stack_chk_fail, FBSD_1.0);
lib/libc/sys/stack_protector.c-#else
lib/libc/sys/stack_protector.c:__weak_reference(__stack_chk_fail, 
__stack_chk_fail_local);
lib/libc/sys/stack_protector.c-#endif



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