Mercurial > projects > ldc
view lphobos/std/typeinfounsupported/ti_real.d @ 23:77e3d1ddae3f trunk
[svn r27] * Fixed bug in aggregate field lookup.
* Fixed structs with no fields.
* Added support for NegExp as in -x.
author | lindquist |
---|---|
date | Thu, 04 Oct 2007 09:24:15 +0200 |
parents | c53b6e3fe49a |
children |
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// real module std.typeinfo.ti_real; private import std.math; class TypeInfo_e : TypeInfo { char[] toString() { return "real"; } hash_t getHash(void *p) { return (cast(uint *)p)[0] + (cast(uint *)p)[1] + (cast(ushort *)p)[4]; } static int _equals(real f1, real f2) { return f1 == f2 || (isnan(f1) && isnan(f2)); } static int _compare(real d1, real d2) { if (d1 !<>= d2) // if either are NaN { if (isnan(d1)) { if (isnan(d2)) return 0; return -1; } return 1; } return (d1 == d2) ? 0 : ((d1 < d2) ? -1 : 1); } int equals(void *p1, void *p2) { return _equals(*cast(real *)p1, *cast(real *)p2); } int compare(void *p1, void *p2) { return _compare(*cast(real *)p1, *cast(real *)p2); } size_t tsize() { return real.sizeof; } void swap(void *p1, void *p2) { real t; t = *cast(real *)p1; *cast(real *)p1 = *cast(real *)p2; *cast(real *)p2 = t; } void[] init() { static real r; return (cast(real *)&r)[0 .. 1]; } }