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Date: Wed, 01 May 2002 06:36:00 -0000
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Subject: c++/6531: attribute error
X-SW-Source: 2002-05/txt/msg00009.txt.bz2
List-Id: <gcc-prs.sourceware.org>


>Number:         6531
>Category:       c++
>Synopsis:       attribute error
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          rejects-legal
>Submitter-Id:   net
>Arrival-Date:   Wed May 01 06:36:00 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator:     qzb04471@nifty.ne.jp
>Release:        h8300-elf-g++ (GCC) 3.1 20020429 (prerelease)
>Organization:
>Environment:
RedHat Linux 6.2
>Description:
weaktest.cpp:7: `void bar()' defined both normally and as an alias
weaktest.cpp:7: weak declaration of `void bar()' must precede definition

weaktest.cpp
extern "C" void bar( );

extern "C" void foo( )
{
}

extern "C" void bar( ) __attribute__ ((weak)) __attribute__ ((alias ("foo")));
>How-To-Repeat:

>Fix:
*** decl.c.old  Wed May  1 22:26:14 2002
--- decl.c      Wed May  1 22:27:53 2002
***************
*** 3505,3511 ****
       except for any that we copy here from the old type.  */
    DECL_ATTRIBUTES (newdecl)
      = (*targetm.merge_decl_attributes) (olddecl, newdecl);
-   decl_attributes (&newdecl, DECL_ATTRIBUTES (newdecl), 0);
  
    if (TREE_CODE (newdecl) == TEMPLATE_DECL)
      {
--- 3505,3510 ----
>Release-Note:
>Audit-Trail:
>Unformatted: