view tests/mini/atomic1.d @ 1060:599e3d6d0dbd

Remove a dead variable from ldmd. (It used to be used to pass an extra -help to ldc when no files were specified, but we handle that in ldc itself now)
author Frits van Bommel <fvbommel wxs.nl>
date Sun, 08 Mar 2009 09:57:20 +0100
parents cecfee2d01a8
children
line wrap: on
line source

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);
}