ostream.tcc: Use __builtin_alloca.

2001-03-22  Greg Bumgardner <bumgard@roguewave.com>

	* include/bits/ostream.tcc: Use __builtin_alloca.

From-SVN: r40793

libstdc++-v3/ChangeLog

+2001-03-22  Greg Bumgardner <bumgard@roguewave.com>
+
+	* include/bits/ostream.tcc: Use __builtin_alloca.
+
 2001-03-22  Benjamin Kosnik  <bkoz@redhat.com>
 
 	* src/misc-inst.cc (__sink_unused_warning): Move to...

libstdc++-v3/include/bits/ostream.tcc

@@ -561,7 +561,7 @@ namespace std {
 	{
 	  try {
 	    streamsize __w = __out.width();
-	    _CharT __pads[__w];
+	    _CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
 	    streamsize __len = static_cast<streamsize>(_Traits::length(__s));
 	    if (__w > __len)
 	      {