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view tests/mini/atomic1.d @ 1210:3d4581761b4c
Add some alignment info where LLVM might otherwise be more pessimistic.
In particular, %.nest_arg is always aligned even though it's bitcast from i8*.
Pointers in vtables are also guaranteed to be stored at aligned addresses.
author | Frits van Bommel <fvbommel wxs.nl> |
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date | Sun, 12 Apr 2009 21:56:43 +0200 |
parents | cecfee2d01a8 |
children |
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module mini.atomic1; pragma(intrinsic, "llvm.atomic.swap.i#.p0i#") T atomic_swap(T)(T* ptr, T val); void main() { int i = 42; int j = atomic_swap(&i, 43); assert(j == 42); assert(i == 43); }