Mercurial > projects > ldc
view lphobos/std/typeinfounsupported/ti_double.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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// double module std.typeinfo.ti_double; private import std.math; class TypeInfo_d : TypeInfo { char[] toString() { return "double"; } hash_t getHash(void *p) { return (cast(uint *)p)[0] + (cast(uint *)p)[1]; } static int _equals(double f1, double f2) { return f1 == f2 || (isnan(f1) && isnan(f2)); } static int _compare(double d1, double 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(double *)p1, *cast(double *)p2); } int compare(void *p1, void *p2) { return _compare(*cast(double *)p1, *cast(double *)p2); } size_t tsize() { return double.sizeof; } void swap(void *p1, void *p2) { double t; t = *cast(double *)p1; *cast(double *)p1 = *cast(double *)p2; *cast(double *)p2 = t; } void[] init() { static double r; return (cast(double *)&r)[0 .. 1]; } }