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-rw-r--r--src/utilities/util_dump.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/utilities/util_dump.c b/src/utilities/util_dump.c
index 3314b5ba485..da70aea35be 100644
--- a/src/utilities/util_dump.c
+++ b/src/utilities/util_dump.c
@@ -552,14 +552,15 @@ dup_json_string(const char *str, char **result)
nchars = 0;
for (p = str; *p; p++, nchars++)
- nchars += __wt_json_unpack_char(*p, NULL, 0, false);
+ nchars += __wt_json_unpack_char((u_char)*p, NULL, 0, false);
q = malloc(nchars + 1);
if (q == NULL)
return (1);
*result = q;
left = nchars;
for (p = str; *p; p++, nchars++) {
- nchars = __wt_json_unpack_char(*p, (u_char *)q, left, false);
+ nchars = __wt_json_unpack_char((u_char)*p, (u_char *)q, left,
+ false);
left -= nchars;
q += nchars;
}