t7001: add test case for --dry-run

diff --git a/line-log.c b/line-log.c
index ab0709f9aecaacdfaf44aa31c88873b4ab5d8278..545ad0f28bce0ac0f92a31019b92f7ef8a668356 100644 (file)
--- a/line-log.c
+++ b/line-log.c
@@ -90,7 +90,7 @@ static int range_cmp(const void *_r, const void *_s)
  */
 static void range_set_check_invariants(struct range_set *rs)
 {
-       int i;
+       unsigned int i;
 
        if (!rs)
                return;
@@ -110,8 +110,8 @@ static void range_set_check_invariants(struct range_set *rs)
  */
 void sort_and_merge_range_set(struct range_set *rs)
 {
-       int i;
-       int o = 0; /* output cursor */
+       unsigned int i;
+       unsigned int o = 0; /* output cursor */
 
        QSORT(rs->ranges, rs->nr, range_cmp);
 
@@ -144,7 +144,7 @@ void sort_and_merge_range_set(struct range_set *rs)
 static void range_set_union(struct range_set *out,
                             struct range_set *a, struct range_set *b)
 {
-       int i = 0, j = 0;
+       unsigned int i = 0, j = 0;
        struct range *ra = a->ranges;
        struct range *rb = b->ranges;
        /* cannot make an alias of out->ranges: it may change during grow */
@@ -186,7 +186,7 @@ static void range_set_union(struct range_set *out,
 static void range_set_difference(struct range_set *out,
                                  struct range_set *a, struct range_set *b)
 {
-       int i, j =  0;
+       unsigned int i, j =  0;
        for (i = 0; i < a->nr; i++) {
                long start = a->ranges[i].start;
                long end = a->ranges[i].end;
@@ -397,7 +397,7 @@ static void diff_ranges_filter_touched(struct diff_ranges *out,
                                       struct diff_ranges *diff,
                                       struct range_set *rs)
 {
-       int i, j = 0;
+       unsigned int i, j = 0;
 
        assert(out->target.nr == 0);
 
@@ -426,7 +426,7 @@ static void range_set_shift_diff(struct range_set *out,
                                 struct range_set *rs,
                                 struct diff_ranges *diff)
 {
-       int i, j = 0;
+       unsigned int i, j = 0;
        long offset = 0;
        struct range *src = rs->ranges;
        struct range *target = diff->target.ranges;
@@ -873,7 +873,7 @@ static char *output_prefix(struct diff_options *opt)
 
 static void dump_diff_hacky_one(struct rev_info *rev, struct line_log_data *range)
 {
-       int i, j = 0;
+       unsigned int i, j = 0;
        long p_lines, t_lines;
        unsigned long *p_ends = NULL, *t_ends = NULL;
        struct diff_filepair *pair = range->pair;
@@ -906,7 +906,7 @@ static void dump_diff_hacky_one(struct rev_info *rev, struct line_log_data *rang
                long t_start = range->ranges.ranges[i].start;
                long t_end = range->ranges.ranges[i].end;
                long t_cur = t_start;
-               int j_last;
+               unsigned int j_last;
 
                while (j < diff->target.nr && diff->target.ranges[j].end < t_start)
                        j++;