[Bug dynamic-link/34428] ldd -u prints Relink `' with `/lib64/libc.so.6' for IFUNC symbol `memcpy'
sam at gentoo dot org via Glibc-bugs <[email protected]> Sat, 01 Aug 2026 23:01:41 +0000
| Newsgroups | gmane.comp.lib.glibc.bugs |
|---|---|
| Message-ID | <[email protected]/bugzilla/> |
https://sourceware.org/bugzilla/show_bug.cgi?id=3D34428
--- Comment #6 from Sam James <sam at gentoo dot org> ---
```
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
void foo(int a, int b) {
void *m1 =3D malloc(a);
void *m2 =3D malloc(a);
printf("p=3D%p\n", mempcpy(m1, m2, b));
}
```
```
$ gcc a.c -o a -shared ; ldd -u ./a
./a: Relink `' with `/usr/lib64/libc.so.6' for IFUNC symbol `mempcpy'
```
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