From: Victor Stinner <victor.stinner@gmail.com>
Date: Fri, 23 Jun 2017 08:39:26 +0000 (+0200)
Subject: Fix compiler warnings on Windows 64-bit
X-Git-Tag: R_2_2_2~33^2~2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=788bff7a3baad1983b15b17c29e19e1a1a795c48;p=libexpat

Fix compiler warnings on Windows 64-bit

Explicitly cast on integer downcasting to fix compiler warnings.
---

diff --git a/expat/lib/siphash.h b/expat/lib/siphash.h
index 04a5de7d..e7df3367 100644
--- a/expat/lib/siphash.h
+++ b/expat/lib/siphash.h
@@ -208,7 +208,7 @@ static struct siphash *sip24_update(struct siphash *H, const void *src, size_t l
 
 
 static uint64_t sip24_final(struct siphash *H) {
-	char left = H->p - H->buf;
+	char left = (char)(H->p - H->buf);
 	uint64_t b = (H->c + left) << 56;
 
 	switch (left) {
@@ -323,7 +323,7 @@ static int sip24_valid(void) {
 	sip_tokey(&k, "\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017");
 
 	for (i = 0; i < sizeof in; ++i) {
-		in[i] = i;
+		in[i] = (unsigned char)i;
 
 		if (siphash24(in, i, &k) != SIP_U8TO64_LE(vectors[i]))
 			return 0;