Mercurial > projects > ldc
view test/union5.d @ 162:1856c62af24b trunk
[svn r178] Fixed codegen values for function arguments, the old approach was completely broken, amazing it even worked...
author | lindquist |
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date | Mon, 05 May 2008 00:56:53 +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)); }