[Boost-commit] svn:boost r7110

From: johnmaddock_at_[hidden]
Date: 2007-06-20 11:23:11

Author: johnmaddock
Date: 2007-06-20 11:23:10 EDT (Wed, 20 Jun 2007)
New Revision: 7110
URL: http://svn.boost.org/trac/boost/changeset/7110

Log:
Fix for failing release mode test.

Text files modified: 
   sandbox/math_toolkit/boost/math/special_functions/beta.hpp |     2 ++                                      
   1 files changed, 2 insertions(+), 0 deletions(-)

Modified: sandbox/math_toolkit/boost/math/special_functions/beta.hpp
==============================================================================
--- sandbox/math_toolkit/boost/math/special_functions/beta.hpp	(original)
+++ sandbox/math_toolkit/boost/math/special_functions/beta.hpp	2007-06-20 11:23:10 EDT (Wed, 20 Jun 2007)
@@ -550,6 +550,8 @@
       // Non-normalised, just compute the power:
       result = pow(x, a);
    }
+   if(result < tools::min_value<T>())
+      return s0; // Safeguard: series can't cope with denorms.
    ibeta_series_t<T> s(a, b, x, result);
    boost::uintmax_t max_iter = BOOST_MATH_MAX_ITER;
    result = boost::math::tools::sum_series(s, boost::math::tools::digits<T>(), max_iter, s0);