fix clang warnings

test/tests.c

@@ -97,8 +97,8 @@ int test_string(void) {
 }
 
 int test_partial_string(void) {
-  int i;
   int r;
+  unsigned long i;
   jsmn_parser p;
   jsmntok_t tok[5];
   const char *js = "{\"x\": \"va\\\\ue\", \"y\": \"value y\"}";
@@ -121,7 +121,7 @@ int test_partial_string(void) {
 int test_partial_array(void) {
 #ifdef JSMN_STRICT
   int r;
-  int i;
+  unsigned long i;
   jsmn_parser p;
   jsmntok_t tok[10];
   const char *js = "[ 1, true, [123, \"hello\"]]";
@@ -291,7 +291,7 @@ int test_nonstrict(void) {
               JSMN_PRIMITIVE, "Month", JSMN_PRIMITIVE, "Sep", JSMN_PRIMITIVE,
               "Year", JSMN_PRIMITIVE, "12"));
 
-  // nested {s don't cause a parse error.
+  /* nested {s don't cause a parse error. */
   js = "\"key {1\": 1234";
   check(parse(js, 2, 2, JSMN_STRING, "key {1", 1, JSMN_PRIMITIVE, "1234"));
 

test/testutil.h

@@ -3,9 +3,11 @@
 
 #include "../jsmn.h"
 
-static int vtokeq(const char *s, jsmntok_t *t, int numtok, va_list ap) {
+static int vtokeq(const char *s, jsmntok_t *t, unsigned long numtok,
+                  va_list ap) {
   if (numtok > 0) {
-    int i, start, end, size;
+    unsigned long i;
+    int start, end, size;
     int type;
     char *value;
 
@@ -27,29 +29,29 @@ static int vtokeq(const char *s, jsmntok_t *t, int numtok, va_list ap) {
         value = NULL;
       }
       if (t[i].type != type) {
-        printf("token %d type is %d, not %d\n", i, t[i].type, type);
+        printf("token %lu type is %d, not %d\n", i, t[i].type, type);
         return 0;
       }
       if (start != -1 && end != -1) {
         if (t[i].start != start) {
-          printf("token %d start is %d, not %d\n", i, t[i].start, start);
+          printf("token %lu start is %d, not %d\n", i, t[i].start, start);
           return 0;
         }
         if (t[i].end != end) {
-          printf("token %d end is %d, not %d\n", i, t[i].end, end);
+          printf("token %lu end is %d, not %d\n", i, t[i].end, end);
           return 0;
         }
       }
       if (size != -1 && t[i].size != size) {
-        printf("token %d size is %d, not %d\n", i, t[i].size, size);
+        printf("token %lu size is %d, not %d\n", i, t[i].size, size);
         return 0;
       }
 
       if (s != NULL && value != NULL) {
         const char *p = s + t[i].start;
-        if (strlen(value) != t[i].end - t[i].start ||
+        if (strlen(value) != (unsigned long)(t[i].end - t[i].start) ||
             strncmp(p, value, t[i].end - t[i].start) != 0) {
-          printf("token %d value is %.*s, not %s\n", i, t[i].end - t[i].start,
+          printf("token %lu value is %.*s, not %s\n", i, t[i].end - t[i].start,
                  s + t[i].start, value);
           return 0;
         }