From ffb55e51f11ee87e71a1241c1e0aa59d96dd07bb Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Mon, 3 Feb 2020 12:57:51 +0900
Subject: Add explicit type cast to return value from `mrmchr`; ref #4940

C++ is stricter in implicit type casting.
---
 src/string.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/string.c')

diff --git a/src/string.c b/src/string.c
index e6c23618a..9ea19d107 100644
--- a/src/string.c
+++ b/src/string.c
@@ -516,7 +516,7 @@ mrb_memsearch_qs(const unsigned char *xs, mrb_int m, const unsigned char *ys, mr
     const unsigned char *ye = ys+n-m+1;
 
     for (;;) {
-      y = memchr(y, xs[0], (size_t)(ye-y));
+      y = (const unsigned char*)memchr(y, xs[0], (size_t)(ye-y));
       if (y == NULL) return -1;
       if (memcmp(xs, y, m) == 0) {
         return (mrb_int)(y - ys);
-- 
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