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Another fix for the Borland hash array code, and get rid of my attempt at working around Borland problems with infinity and NaN in the hash float functions. It seems impossible to do anything with them.

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[SVN r28286]
This commit is contained in:
Daniel James
2005-04-17 09:09:42 +00:00
parent 1db2d3a822
commit 685cd00a7b
1 changed files with 2 additions and 13 deletions
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15
include/boost/functional/hash/hash.hpp
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@@ -211,8 +211,7 @@ namespace boost
for(; first != last; ++first) for(; first != last; ++first)
{ {
T& x = *first; hash_combine(seed, first[0]);
hash_combine(seed, x);
} }
return seed; return seed;
@@ -223,8 +222,7 @@ namespace boost
{ {
for(; first != last; ++first) for(; first != last; ++first)
{ {
T const& x = *first; hash_combine(seed, first[0]);
hash_combine(seed, x);
} }
} }
#endif #endif
@@ -259,15 +257,6 @@ namespace boost
template <class T> template <class T>
inline std::size_t float_hash_value(T v) inline std::size_t float_hash_value(T v)
{ {
#if defined(__BORLAND__)
if(v == std::numeric_limits<double>::quiet_NaN())
return 0;
if(v == std::numeric_limits<double>::infinity())
return 1;
if(v == -std::numeric_limits<double>::infinity())
return 2;
#endif
int exp; int exp;
v = boost::hash_detail::call_frexp(v, &exp); v = boost::hash_detail::call_frexp(v, &exp);