fix wrong return value from wmemmove on forward copies

[musl] / src / string / wmemmove.c

diff --git a/src/string/wmemmove.c b/src/string/wmemmove.c
index 89041c3..cde4fee 100644 (file)
--- a/src/string/wmemmove.c
+++ b/src/string/wmemmove.c
@@ -3,9 +3,10 @@
 
 wchar_t *wmemmove(wchar_t *d, const wchar_t *s, size_t n)
 {
 
 wchar_t *wmemmove(wchar_t *d, const wchar_t *s, size_t n)
 {

+       wchar_t *d0 = d;

        if ((size_t)(d-s) < n)
                while (n--) d[n] = s[n];
        else
                while (n--) *d++ = *s++;
        if ((size_t)(d-s) < n)
                while (n--) d[n] = s[n];
        else
                while (n--) *d++ = *s++;

-       return d;
+       return d0;

 }
 }