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-rw-r--r--builtin/ls-files.c2
-rw-r--r--diffcore-rename.c4
-rw-r--r--dir.c2
-rw-r--r--name-hash.c3
-rw-r--r--read-cache.c2
-rw-r--r--sh-i18n--envsubst.c2
6 files changed, 8 insertions, 7 deletions
diff --git a/builtin/ls-files.c b/builtin/ls-files.c
index 7f83c9a6f2..670e8fb93c 100644
--- a/builtin/ls-files.c
+++ b/builtin/ls-files.c
@@ -373,7 +373,7 @@ static void prune_index(struct index_state *istate,
first = pos;
last = istate->cache_nr;
while (last > first) {
- int next = (last + first) >> 1;
+ int next = first + ((last - first) >> 1);
const struct cache_entry *ce = istate->cache[next];
if (!strncmp(ce->name, prefix, prefixlen)) {
first = next+1;
diff --git a/diffcore-rename.c b/diffcore-rename.c
index 07bd34b631..6af92d5eba 100644
--- a/diffcore-rename.c
+++ b/diffcore-rename.c
@@ -23,7 +23,7 @@ static int find_rename_dst(struct diff_filespec *two)
first = 0;
last = rename_dst_nr;
while (last > first) {
- int next = (last + first) >> 1;
+ int next = first + ((last - first) >> 1);
struct diff_rename_dst *dst = &(rename_dst[next]);
int cmp = strcmp(two->path, dst->two->path);
if (!cmp)
@@ -83,7 +83,7 @@ static struct diff_rename_src *register_rename_src(struct diff_filepair *p)
first = 0;
last = rename_src_nr;
while (last > first) {
- int next = (last + first) >> 1;
+ int next = first + ((last - first) >> 1);
struct diff_rename_src *src = &(rename_src[next]);
int cmp = strcmp(one->path, src->p->one->path);
if (!cmp)
diff --git a/dir.c b/dir.c
index ba4a51c296..d021c908e5 100644
--- a/dir.c
+++ b/dir.c
@@ -701,7 +701,7 @@ static struct untracked_cache_dir *lookup_untracked(struct untracked_cache *uc,
first = 0;
last = dir->dirs_nr;
while (last > first) {
- int cmp, next = (last + first) >> 1;
+ int cmp, next = first + ((last - first) >> 1);
d = dir->dirs[next];
cmp = strncmp(name, d->name, len);
if (!cmp && strlen(d->name) > len)
diff --git a/name-hash.c b/name-hash.c
index b4861bc7b0..695908609f 100644
--- a/name-hash.c
+++ b/name-hash.c
@@ -345,8 +345,9 @@ static int handle_range_dir(
else {
int begin = k_start;
int end = k_end;
+ assert(begin >= 0);
while (begin < end) {
- int mid = (begin + end) >> 1;
+ int mid = begin + ((end - begin) >> 1);
int cmp = strncmp(istate->cache[mid]->name, prefix->buf, prefix->len);
if (cmp == 0) /* mid has same prefix; look in second part */
begin = mid + 1;
diff --git a/read-cache.c b/read-cache.c
index 4dd22f4f6e..c701f7f8b8 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -549,7 +549,7 @@ static int index_name_stage_pos(const struct index_state *istate, const char *na
first = 0;
last = istate->cache_nr;
while (last > first) {
- int next = (last + first) >> 1;
+ int next = first + ((last - first) >> 1);
struct cache_entry *ce = istate->cache[next];
int cmp = cache_name_stage_compare(name, namelen, stage, ce->name, ce_namelen(ce), ce_stage(ce));
if (!cmp)
diff --git a/sh-i18n--envsubst.c b/sh-i18n--envsubst.c
index cecfdd36c7..e7430b9aa8 100644
--- a/sh-i18n--envsubst.c
+++ b/sh-i18n--envsubst.c
@@ -249,7 +249,7 @@ sorted_string_list_member (const string_list_ty *slp, const char *s)
{
/* Here we know that if s is in the list, it is at an index j
with j1 <= j < j2. */
- size_t j = (j1 + j2) >> 1;
+ size_t j = j1 + ((j2 - j1) >> 1);
int result = strcmp (slp->item[j], s);
if (result > 0)