http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46131

Rainer Orth <ro at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|wrong-code                  |
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2010.10.28 14:26:38
          Component|middle-end                  |target
         AssignedTo|unassigned at gcc dot       |ro at gcc dot gnu.org
                   |gnu.org                     |
     Ever Confirmed|0                           |1

--- Comment #5 from Rainer Orth <ro at gcc dot gnu.org> 2010-10-28 14:26:38 UTC 
---
On second (or third) thought, the problem became obvious: emutls relies on a
couple of libpthread functions.  Since the OSF/1 linker doesn't support weak
definitions, libgcc contains dummy definitions for them.  For the TLS tests
(and C++ EH, cf. PR target/46131) to work, the respective programs need to be
linked with -pthread so the real functions are used instead.

Manual testing indicated that this fixes the problem.  I'll submit a proper
patch shortly.

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