You need to take care for the cases that might be (now or in the future) using ifunc.
- [PATCH] Steal all string functions from the libc Justus Winter
- Re: [PATCH] Steal all string functions from the libc Roland McGrath
- Re: [PATCH] Steal all string functions from the libc Samuel Thibault
- Re: [PATCH] Steal all string functions from the l... Samuel Thibault
- Fwd: Re: [PATCH] Steal all string functions from the ... dardevelin
- Re: Fwd: Re: [PATCH] Steal all string functions f... Samuel Thibault