Mercurial > projects > ldc
view test/union5.d @ 243:4d006f7b2ada trunk
[svn r260] Changed some of the LLVMDC specific code in the Tango core and did some minor cleanups.
author | lindquist |
---|---|
date | Mon, 09 Jun 2008 03:02:14 +0200 |
parents | 9e1bd80a7e98 |
children |
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module union5; pragma(LLVM_internal, "notypeinfo") { union S { T t; U u; uint i; struct { ushort sl,sh; } } struct T { int i; } struct U { float f; } } void main() { S s; assert(s.t.i == 0); assert(s.u.f == 0); s.t.i = -1; assert(s.i == 0xFFFF_FFFF); float f = 3.1415; s.u.f = f; uint pi = *cast(uint*)&f; assert(s.i == pi); assert(s.sl == (pi&0xFFFF)); assert(s.sh == (pi>>>16)); }