commit 7974dd0: [Minor] Fix build with older icu

[Vsevolod Stakhov]

Author: Vsevolod Stakhov
Date: 2021-05-17 21:42:38 +0100
URL: https://github.com/rspamd/rspamd/commit/7974dd00478625cbe8e754e67e39bf52d361bda9 (HEAD -> master)

[Minor] Fix build with older icu

---
 src/libutil/cxx/utf8_util.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libutil/cxx/utf8_util.cxx b/src/libutil/cxx/utf8_util.cxx
index 9343ab4c4..337961f2b 100644
--- a/src/libutil/cxx/utf8_util.cxx
+++ b/src/libutil/cxx/utf8_util.cxx
@@ -143,7 +143,7 @@ rspamd_normalise_unicode_inplace(char *start, size_t *len)
 			}
 			else {
 				UBool err = 0;
-				U8_APPEND(start, i, *len, uc, err);
+				U8_APPEND((uint8_t*)start, i, *len, uc, err);
 
 				if (err) {
 					ret = RSPAMD_UNICODE_NORM_ERROR;