[Bug ld/13195] New: -ffunction-sections -Wl,--gc-sections failure with C++ code

[hjl.tools at gmail dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=13195

             Bug #: 13195
           Summary: -ffunction-sections -Wl,--gc-sections failure with C++
                    code
           Product: binutils
           Version: 2.22 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: ld
        AssignedTo: unassig...@sources.redhat.com
        ReportedBy: hjl.to...@gmail.com
    Classification: Unclassified


[hjl@gnu-6 tmp]$ cat gcsec1.C
extern "C" void abort (void);

int g = 0;

void raise_exception()
{
  throw 1;
}

void used()
{
  try {
    raise_exception ();
  }
  catch (int) {
    g = 1;
  }
}

void unused()
{
  try {
    raise_exception ();
  }
  catch (int) {
    g = 1;
  }
}

int main()
{
  used ();

  if (g != 1)
    abort ();

  return 0;
}
[hjl@gnu-6 tmp]$ g++ gcsec1.C -ffunction-sections -Wl,--gc-sections 
/usr/local/bin/ld: a.out: local symbol `__tls_get_addr@@GLIBC_2.3' in
/lib64/ld-linux-x86-64.so.2 is referenced by DSO
/usr/local/bin/ld: final link failed: Bad value
collect2: ld returned 1 exit status
[hjl@gnu-6 tmp]$

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