This is the mail archive of the
libc-alpha@sourceware.org
mailing list for the glibc project.
Re: RFC: Automatically test IFUNC implementations
On 09/27/2012 01:40 PM, H.J. Lu wrote:
> How about this?
>
> /* Return the array, terminated by a struct of 2 NULLs, of IFUNC
> implementations for function NAME supported on target machine.
> Return NULL if no IFUNC implementation is available. */
> extern struct libc_func_test *__libc_func (const char *name);
>
> I will add it to __libc_func prototype and all implementations.
I thought we'd discussed returning a count from __libc_func,
and the (static) array provided by the test program.
Certainly that's going to be less dead bss space in libc.so.
r~