[Bug libstdc++/56841] New: [4.9 Regression] ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o]

[Bug libstdc++/56841] New: [4.9 Regression] ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o]

[danglin at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56841

             Bug #: 56841
           Summary: [4.9 Regression] ld: Unsatisfied symbol
                    "__atomic_exchange_8" in file
                    /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc+
                    +-v3/src/.libs/libstdc++.a[eh_terminate.o]
    Classification: Unclassified
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: danglin@gcc.gnu.org
                CC: redi@gcc.gnu.org
              Host: hppa64-hp-hpux11.11
            Target: hppa64-hp-hpux11.11
             Build: hppa64-hp-hpux11.11


/test/gnu/gcc/objdir/./prev-gcc/xg++ -B/test/gnu/gcc/objdir/./prev-gcc/
-B/opt/g
nu64/gcc/gcc-4.8/hppa64-hp-hpux11.11/bin/ -nostdinc++
-B/test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs
-B/test/gnu/gcc/objdir/prev-hppa64-
hp-hpux11.11/libstdc++-v3/libsupc++/.libs
-I/test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/include/hppa64-hp-hpux11.11
-I/test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/include
-I/test/gnu/gcc/gcc/libstdc++-v3/libsupc
++ -L/test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs
-L/tes
t/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/libsupc++/.libs   -g -O2
-DIN_GCC   -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall
-Wno-
narrowing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -pedantic
-Wno-
long-long -Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common 
-DHA
VE_CONFIG_H -static-libstdc++ -static-libgcc  -o cpp gcc.o ggc-none.o \
          c-family/cppspec.o  libcommon-target.a \
           libcommon.a ../libcpp/libcpp.a  
../libbacktrace/.libs/libbacktrace.a
 ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a 
ld: Unsatisfied symbol "ld: Unsatisfied symbol "__atomic_exchange_8" in file
/te
st/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh
_terminate.o]
1 errors.
__atomic_exchange_8" in file
/test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libst
dc++-v3/src/.libs/libstdc++.a[eh_terminate.o]
1 errors.
collect2: error: ld returned 1 exit status
collect2: error: ld returned 1 exit status
make[3]: *** [xgcc] Error 1
make[3]: *** Waiting for unfinished jobs....
make[3]: *** [cpp] Error 1
rm cpp.pod gfdl.pod gcov.pod fsf-funding.pod gcc.pod
make[3]: Leaving directory `/test/gnu/gcc/objdir/gcc'
make[2]: *** [all-stage2-gcc] Error 2
make[2]: Leaving directory `/test/gnu/gcc/objdir'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/test/gnu/gcc/objdir'
make: *** [bootstrap] Error 2
Thu Apr  4 02:15:38 EDT 2013

[Bug libstdc++/56841] [4.9 Regression] ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o]

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56841

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2013-04-04
         AssignedTo|unassigned at gcc dot       |redi at gcc dot gnu.org
                   |gnu.org                     |
     Ever Confirmed|0                           |1

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2013-04-04 15:41:32 UTC ---
Drat, I completely forgot these still aren't available everywhere, sorry.

I'll fix it later today by keeping the accessors but making them fall back to
using locks when the atomic ops aren't supported.

[Bug libstdc++/56841] [4.9 Regression] ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o]

[dave.anglin at bell dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56841

--- Comment #2 from dave.anglin at bell dot net 2013-04-04 15:57:16 UTC ---
On 4-Apr-13, at 11:41 AM, redi at gcc dot gnu.org wrote:

> Drat, I completely forgot these still aren't available everywhere,  
> sorry.

There's some kind of implementation in libatomic but it hasn't been  
built
when the error occurs.

--
John David Anglin    dave.anglin@bell.net

[Bug libstdc++/56841] [4.9 Regression] ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o]

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56841

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.9.0

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2013-04-05 10:12:25 UTC ---
Author: redi
Date: Fri Apr  5 10:03:04 2013
New Revision: 197512

URL: http://gcc.gnu.org/viewcvs?rev=197512&root=gcc&view=rev
Log:
    PR libstdc++/56841
    * libsupc++/eh_ptr.cc (rethrow_exception): Use get_unexpected() and
    get_terminate() accessors.
    * libsupc++/eh_throw.cc (__cxa_throw): Likewise.
    * libsupc++/eh_terminate.cc: Use mutex when atomic builtins not
    available.
    * libsupc++/new_handler.cc: Likewise.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/libsupc++/eh_ptr.cc
    trunk/libstdc++-v3/libsupc++/eh_terminate.cc
    trunk/libstdc++-v3/libsupc++/eh_throw.cc
    trunk/libstdc++-v3/libsupc++/new_handler.cc

[Bug libstdc++/56841] [4.9 Regression] ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o]

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56841

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> 2013-04-05 10:14:42 UTC ---
Dave, does it work after rev 197512 ?

[Bug libstdc++/56841] [4.9 Regression] ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o]

[dave.anglin at bell dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56841

--- Comment #5 from dave.anglin at bell dot net 2013-04-06 15:18:44 UTC ---
> --- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org>  
> 2013-04-05 10:14:42 UTC ---
>
> Dave, does it work after rev 197512 ?


Two thumbs up!

Dave
--
John David Anglin    dave.anglin@bell.net

[Bug libstdc++/56841] [4.9 Regression] ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o]

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56841

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

--- Comment #6 from Jonathan Wakely <redi at gcc dot gnu.org> 2013-04-06 15:44:16 UTC ---
Great, thanks