[v3] Rationalize some hash*.cc files

[Janis Johnson]

On Mon, 2010-02-22 at 23:56 +0100, Paolo Carlini wrote:
> Hi,
> 
> tested x86_64-linux, committed to mainline.
> 
> Paolo.
> 
> /////////////////////

This broke the powerpc64-linux build; fixed with the following which
I commited as an obvious fix.

2010-02-22  Janis Johnson  <janis187@us.ibm.com>

	* src/compatibility-ldbl.cc: Include new hash-long-double-aux.cc.

Index: libstdc++-v3/src/compatibility-ldbl.cc
===================================================================
--- libstdc++-v3/src/compatibility-ldbl.cc	(revision 156981)
+++ libstdc++-v3/src/compatibility-ldbl.cc	(working copy)
@@ -74,7 +74,7 @@ namespace std
 {
   namespace tr1 
   {
-#include "hash-aux.cc"
+#include "hash-long-double-aux.cc"
   }
 }