From b928c7234f62c35a9b4927586ff4c3cbf6e513b5 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Mon, 24 Apr 2023 11:21:13 -0400 Subject: fix return value of wmemcmp for extreme wchar_t values analogous to the bug in wcscmp and wcsncmp that was fixed in commit 07616721f1fa6cb215ffbef23441cae80412484f. --- src/string/wmemcmp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/string/wmemcmp.c b/src/string/wmemcmp.c index 2a193263..717d77b1 100644 --- a/src/string/wmemcmp.c +++ b/src/string/wmemcmp.c @@ -3,5 +3,5 @@ int wmemcmp(const wchar_t *l, const wchar_t *r, size_t n) { for (; n && *l==*r; n--, l++, r++); - return n ? *l-*r : 0; + return n ? (*l < *r ? -1 : *l > *r) : 0; } -- cgit v1.2.1