[cfe-commits] [PATCH][CodeGen] Add padding to expanded struct function arguments if the ABI requires it.

[John McCall]

On Oct 18, 2010, at 11:54 PM, Michael Spencer wrote:
> The Microsoft ABI requires that structs passed by value as "expanded"
> arguments maintain padding. This patch implements this and fixes
> <http://llvm.org/bugs/show_bug.cgi?id=8398>.

Sorry this has taken so long.  Can you explain how this approach is different from just not passing the struct as expanded at all, i.e. passing it byval?

John.