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[Bug gold/10471] New: hidden symbol gets added to dynamic symbol table


From: silvius dot rus at gmail dot com
Subject: [Bug gold/10471] New: hidden symbol gets added to dynamic symbol table
Date: 1 Aug 2009 00:10:39 -0000

A hidden symbol gets placed in the dynamic symbol table (as local) if referenced
from a shared library.  The right behavior should be to issue an error.

$ cat foo.c
int foo() __attribute((visibility("hidden")));
int foo () { return 42; }
int main() { return foo(); }

$ cat bar.c 
int bar() { return foo(); }

Linking with gnu ld:
ld: a.out: hidden symbol `foo' in /tmp/cc8PyfIO.o is referenced by DSO

Linking with gold before 
http://sourceware.org/ml/binutils/2009-02/msg00367.html:
nm -D a.out  | grep foo
000000000040035c T foo

Linking with gold after http://sourceware.org/ml/binutils/2009-02/msg00367.html:
nm -D a.out  | grep foo
000000000040038c t foo

-- 
           Summary: hidden symbol gets added to dynamic symbol table
           Product: binutils
           Version: 2.18
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gold
        AssignedTo: ian at airs dot com
        ReportedBy: silvius dot rus at gmail dot com
                CC: bug-binutils at gnu dot org,ccoutant at google dot
                    com,ppluzhnikov at google dot com
 GCC build triplet: x86_64-unknown-linux
  GCC host triplet: x86_64-unknown-linux
GCC target triplet: x86_64-unknown-linux


http://sourceware.org/bugzilla/show_bug.cgi?id=10471

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