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- fix and close #2186

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- the patch looks good and runs fine with gcc 4.1.2
This commit is contained in:
Gunter Winkler
2008-08-28 21:49:05 +00:00
parent 5743563208
commit 378865614f
1 changed files with 16 additions and 6 deletions
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22
include/boost/numeric/ublas/traits.hpp
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@@ -24,6 +24,20 @@
#include <boost/type_traits.hpp>
#include <complex>
// anonymous namespace to avoid ADL issues
namespace {
template<class T> T boost_numeric_ublas_sqrt (const T& t) {
using namespace std;
// we'll find either std::sqrt or else another version via ADL:
return sqrt (t);
}
template<class T> T boost_numeric_ublas_abs (const T& t) {
using namespace std;
// we'll find either std::abs or else another version via ADL:
return abs (t);
}
}
namespace boost { namespace numeric { namespace ublas {
// Use Joel de Guzman's return type deduction
@@ -84,17 +98,13 @@ namespace boost { namespace numeric { namespace ublas {
static
BOOST_UBLAS_INLINE
real_type type_abs (const_reference t) {
// we'll find either std::abs or else another version via ADL:
using namespace std;
return abs (t);
return boost_numeric_ublas_abs (t);
}
static
BOOST_UBLAS_INLINE
value_type type_sqrt (const_reference t) {
using namespace std;
// force a type conversion back to value_type for intgral types
// we'll find either std::sqrt or else another version via ADL:
return value_type (sqrt (t));
return value_type (boost_numeric_ublas_sqrt (t));
}
static