[PATCH] Save fp registers on x64 function resolution.

[Joseph S. Myers]

On Sun, 28 Jul 2013, Rich Felker wrote:

> BTW, the bug was caught using glib against musl; I suspect glibc is
> implementing open with a non-variadic definition where all the
> arguments are explicit and thereby avoided the issue but I haven't
> looked.

glibc is implementing open as a syscall using the .S syscall templates 
(except for Hurd and asm-generic Linux architectures, where .c files with 
a variadic definition are used).

-- 
Joseph S. Myers
joseph@codesourcery.com