X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=tests%2Futils%2Ftap.c;h=ee1fdb078cce4376786b9c8068ff9b450b495f7f;hb=e47125e0384ad3a37bdd67bf92af66a68b05bccd;hp=6acab66c841aea101d8e247cba60ef9a33101af7;hpb=1f616fb07fd4e86f35e471fd74074ab6fa96b4ea;p=userspace-rcu.git

diff --git a/tests/utils/tap.c b/tests/utils/tap.c
index 6acab66..ee1fdb0 100644
--- a/tests/utils/tap.c
+++ b/tests/utils/tap.c
@@ -95,7 +95,8 @@ _gen_result(int ok, const char *func, char *file, unsigned int line,
 		if(local_test_name) {
 			name_is_digits = 1;
 			for(c = local_test_name; *c != '\0'; c++) {
-				if(!isdigit(*c) && !isspace(*c)) {
+				if(!isdigit((unsigned char)*c) &&
+						!isspace((unsigned char)*c)) {
 					name_is_digits = 0;
 					break;
 				}