Fix various dead stores found by the clang static analyzer

http-push.c::finish_request():
  request is initialized by the for loop

index-pack.c::free_base_data():
  b is initialized by the for loop

merge-recursive.c::process_renames():
  move compare to narrower scope, and remove unused assignments to it
  remove unused variable renames2

xdiff/xdiffi.c::xdl_recs_cmp():
  remove unused variable ec

xdiff/xemit.c::xdl_emit_diff():
  xche is always overwritten

Signed-off-by: Benjamin Kramer <benny.kra@googlemail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Benjamin Kramer
2009-03-15 22:01:20 +01:00
committed by Junio C Hamano
parent de7697808f
commit 8e24cbaeaf
5 changed files with 8 additions and 14 deletions

View File

@ -801,22 +801,19 @@ static int process_renames(struct merge_options *o,
}
for (i = 0, j = 0; i < a_renames->nr || j < b_renames->nr;) {
int compare;
char *src;
struct string_list *renames1, *renames2, *renames2Dst;
struct string_list *renames1, *renames2Dst;
struct rename *ren1 = NULL, *ren2 = NULL;
const char *branch1, *branch2;
const char *ren1_src, *ren1_dst;
if (i >= a_renames->nr) {
compare = 1;
ren2 = b_renames->items[j++].util;
} else if (j >= b_renames->nr) {
compare = -1;
ren1 = a_renames->items[i++].util;
} else {
compare = strcmp(a_renames->items[i].string,
b_renames->items[j].string);
int compare = strcmp(a_renames->items[i].string,
b_renames->items[j].string);
if (compare <= 0)
ren1 = a_renames->items[i++].util;
if (compare >= 0)
@ -826,14 +823,12 @@ static int process_renames(struct merge_options *o,
/* TODO: refactor, so that 1/2 are not needed */
if (ren1) {
renames1 = a_renames;
renames2 = b_renames;
renames2Dst = &b_by_dst;
branch1 = o->branch1;
branch2 = o->branch2;
} else {
struct rename *tmp;
renames1 = b_renames;
renames2 = a_renames;
renames2Dst = &a_by_dst;
branch1 = o->branch2;
branch2 = o->branch1;