Hi,
tested x86_64-linux multilib, committed mainline and 4_6-branch.
Thanks,
Paolo.
///////////////////
2011-11-15 Jason Dick <[email protected]>
PR libstdc++/51133
* include/tr1/poly_hermite.tcc (__poly_hermite_recursion): Fix
wrong sign in recursion relation.
Index: include/tr1/poly_hermite.tcc
===================================================================
--- include/tr1/poly_hermite.tcc (revision 181359)
+++ include/tr1/poly_hermite.tcc (working copy)
@@ -1,6 +1,6 @@
// Special functions -*- C++ -*-
-// Copyright (C) 2006, 2007, 2008, 2009, 2010
+// Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011
// Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
@@ -84,7 +84,7 @@
unsigned int __i;
for (__H_nm2 = __H_0, __H_nm1 = __H_1, __i = 2; __i <= __n; ++__i)
{
- __H_n = 2 * (__x * __H_nm1 + (__i - 1) * __H_nm2);
+ __H_n = 2 * (__x * __H_nm1 - (__i - 1) * __H_nm2);
__H_nm2 = __H_nm1;
__H_nm1 = __H_n;
}
