diff -prN libstdc++-v3-orig/include/ext/mt_allocator.h libstdc++-v3/include/ext/mt_allocator.h
*** libstdc++-v3-orig/include/ext/mt_allocator.h	Thu Mar 25 15:35:06 2004
--- libstdc++-v3/include/ext/mt_allocator.h	Fri Mar 26 17:25:19 2004
*************** namespace __gnu_cxx
*** 405,413 ****
  	  // grab the first record and update the counters.
  	  block = __bin.first[__thread_id];
  	  __bin.first[__thread_id] = __bin.first[__thread_id]->next;
- 	  block->thread_id = __thread_id;
  
  #ifdef __GTHREADS
  	  if (__gthread_active_p())
  	    {
  	      __bin.free[__thread_id]--;
--- 405,413 ----
  	  // grab the first record and update the counters.
  	  block = __bin.first[__thread_id];
  	  __bin.first[__thread_id] = __bin.first[__thread_id]->next;
  
  #ifdef __GTHREADS
+ 	  block->thread_id = __thread_id;
  	  if (__gthread_active_p())
  	    {
  	      __bin.free[__thread_id]--;
*************** namespace __gnu_cxx
*** 436,448 ****
        
        // Round up to power of 2 and figure out which bin to use.
        const size_t __which = _S_binmap[__bytes];
-       const size_t thread_id = _S_get_thread_id();
        const bin_record& __bin = _S_bin[__which];
  
        char* __c = reinterpret_cast<char*>(__p) - sizeof(block_record);
        block_record* block = reinterpret_cast<block_record*>(__c);
        
  #ifdef __GTHREADS
        if (__gthread_active_p())
  	{
  	  // Calculate the number of records to remove from our freelist.
--- 436,448 ----
        
        // Round up to power of 2 and figure out which bin to use.
        const size_t __which = _S_binmap[__bytes];
        const bin_record& __bin = _S_bin[__which];
  
        char* __c = reinterpret_cast<char*>(__p) - sizeof(block_record);
        block_record* block = reinterpret_cast<block_record*>(__c);
        
  #ifdef __GTHREADS
+       const size_t thread_id = _S_get_thread_id();
        if (__gthread_active_p())
  	{
  	  // Calculate the number of records to remove from our freelist.