[PATCH] powerpc: fix ifunc implementation list for POWER9 strlen and stpcpy

[Paul E Murphy]

Good catch.  I was surprised no warnings were generated, but looking at 
the macros, the type information about the ifuncs is stripped away.

LGTM, and pushed.

On 9/17/20 9:16 AM, Raphael Moreira Zinsly wrote:
> __strlen_power9 and __stpcpy_power9 were added to their ifunc lists
> using the wrong function names.
> ---
>   sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c b/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
> index ea10b00417..dd54e7d6bb 100644
> --- a/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
> +++ b/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
> @@ -99,7 +99,7 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
>     /* Support sysdeps/powerpc/powerpc64/multiarch/stpcpy.c.  */
>     IFUNC_IMPL (i, name, stpcpy,
>   #ifdef __LITTLE_ENDIAN__
> -	      IFUNC_IMPL_ADD (array, i, strncmp, hwcap2 & PPC_FEATURE2_ARCH_3_00,
> +	      IFUNC_IMPL_ADD (array, i, stpcpy, hwcap2 & PPC_FEATURE2_ARCH_3_00,
>   			      __stpcpy_power9)
>   #endif
>   	      IFUNC_IMPL_ADD (array, i, stpcpy, hwcap2 & PPC_FEATURE2_ARCH_2_07,
> @@ -112,7 +112,7 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
>     /* Support sysdeps/powerpc/powerpc64/multiarch/strlen.c.  */
>     IFUNC_IMPL (i, name, strlen,
>   #ifdef __LITTLE_ENDIAN__
> -	      IFUNC_IMPL_ADD (array, i, strcpy, hwcap2 & PPC_FEATURE2_ARCH_3_00,
> +	      IFUNC_IMPL_ADD (array, i, strlen, hwcap2 & PPC_FEATURE2_ARCH_3_00,
>   			      __strlen_power9)
>   #endif
>   	      IFUNC_IMPL_ADD (array, i, strlen, hwcap2 & PPC_FEATURE2_ARCH_2_07,
>