glibc uses 'restrict' in mempcpy(), wmempcpy(). Let's use it here too. .../glibc$ grep_glibc_prototype mempcpy string/string.h:384: extern void *mempcpy (void *__restrict __dest, const void *__restrict __src, size_t __n) __THROW __nonnull ((1, 2)); .../glibc$ grep_glibc_prototype wmempcpy wcsmbs/wchar.h:276: extern wchar_t *wmempcpy (wchar_t *__restrict __s1, const wchar_t *__restrict __s2, size_t __n) __THROW; .../glibc$ Signed-off-by: Alejandro Colomar <alx.manpages@xxxxxxxxx> --- man3/mempcpy.3 | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/man3/mempcpy.3 b/man3/mempcpy.3 index 33c032c50..8a810e6a5 100644 --- a/man3/mempcpy.3 +++ b/man3/mempcpy.3 @@ -15,12 +15,15 @@ mempcpy, wmempcpy \- copy memory area .BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */" .B #include <string.h> .PP -.BI "void *mempcpy(void *" dest ", const void *" src ", size_t " n ); +.BI "void *mempcpy(void *restrict " dest ", const void *restrict " src \ +", size_t " n ); .PP .BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */" .B #include <wchar.h> .PP -.BI "wchar_t *wmempcpy(wchar_t *" dest ", const wchar_t *" src ", size_t " n ); +.BI "wchar_t *wmempcpy(wchar_t *restrict " dest \ +", const wchar_t *restrict " src , +.BI " size_t " n ); .fi .SH DESCRIPTION The -- 2.30.1.721.g45526154a5