view tests/mini/vararg1.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>
date Sun, 12 Apr 2009 21:56:43 +0200
parents 44f08170f4ef
children
line wrap: on
line source

module vararg1;

import tango.stdc.stdarg;

extern(C) int add(int n, ...)
{
    va_list ap=void;
    va_start(ap, n);
    int r;
    for (int i=0; i<n; i++)
        r += va_arg!(int)(ap);
    va_end(ap);
    return r;
}

void main()
{
    int i = add(4, 1,2,3,4);
    assert(i == 10);
}