Mercurial > projects > ldc
view tests/mini/union5.d @ 1134:152bd2c804d0
Update comments now that LLVM PR3861 has been fixed. However, since
conditionally removing the workaround makes the ABI dependent on LLVM version,
I reconsidered that.
(The same revision of LDC compiling for the same target should probably produce
code that follows the same ABI, right?)
author | Frits van Bommel <fvbommel wxs.nl> |
---|---|
date | Tue, 24 Mar 2009 02:46:57 +0100 |
parents | 44f08170f4ef |
children |
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module union5; 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)); }