I have pending diffs for (https://reviews.llvm.org/D27050, https://reviews.llvm.org/D27051) that will bring clang's -mregparm behavior in line with gcc (PR3997). Since this is nominally an ABI break I'm raising this here to check that this isn't a surprise for anyone. -Nirav -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20161205/4e714f91/attachment.html>