The partial fix makes the original test case work, but this one should still fail.
void copyb(ref va_list ap2, va_list ap)
{
va_copy(ap2, ap);
}
void copya(int a, string format, ...)
{
va_list ap;
va_start(ap, format);
va_list ap2;
copyb(ap2, ap);
auto a1 = va_arg!int(ap);
auto a2 = va_arg!int(ap);
auto a3 = va_arg!int(ap);
assert(a1 == 0x11111111);
assert(a2 == 0x22222222);
assert(a3 == 0x33333333);
auto b1 = va_arg!int(ap2);
auto b2 = va_arg!int(ap2);
auto b3 = va_arg!int(ap2);
assert(b1 == 0x11111111);
assert(b2 == 0x22222222);
assert(b3 == 0x33333333);
va_end(ap);
va_end(ap2);
}
void testCopy()
{
copya(0, "", 0x11111111, 0x22222222, 0x33333333);
}
Comment #4 by github-bugzilla — 2015-02-07T11:48:56Z