Mercurial > projects > ldc
view tests/mini/union7.d @ 978:6a32d2e18175
Fix a latent bug in the asm code.
I think that technically, using "*m0" instead of "*0" allows LLVM to pick
between using the same memory as output 0 and using a new memory location.
(So far I haven't been able to construct a testcase that actually breaks
because of this, though)
author | Frits van Bommel <fvbommel wxs.nl> |
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date | Wed, 18 Feb 2009 03:38:12 +0100 |
parents | 44f08170f4ef |
children |
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module union7; struct Union { union { double g; struct { short s1,s2,s3,s4; } } union { float f; long l; } } Union a = { f:4f }; Union b = { 3.0, f:2 }; Union c = { l:42, g:2.0 }; Union d = { s2:3 }; Union e = { s1:3, s4:4, l:5 }; void main() { assert(a.f == 4f); assert(a.g !<>= 0.0); assert((a.l>>>32) == 0); assert(b.g == 3.0); assert(b.f == 2f); assert(c.l == 42); assert(c.g == 2.0); assert(d.s1 == 0); assert(d.s2 == 3); assert(d.s3 == 0); assert(d.s4 == 0); {assert(d.f !<>= 0f);} {} assert(e.s1 == 3); assert(e.s2 == 0); assert(e.s3 == 0); {assert(e.s4 == 4);} {} assert(e.l == 5); }