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-rw-r--r--diffcore-break.c7
-rwxr-xr-xt/t4008-diff-break-rewrite.sh4
-rwxr-xr-xt/t4023-diff-rename-typechange.sh3
3 files changed, 11 insertions, 3 deletions
diff --git a/diffcore-break.c b/diffcore-break.c
index 1d9e530a84..5473493e10 100644
--- a/diffcore-break.c
+++ b/diffcore-break.c
@@ -246,6 +246,13 @@ static void merge_broken(struct diff_filepair *p,
dp = diff_queue(outq, d->one, c->two);
dp->score = p->score;
+ /*
+ * We will be one extra user of the same src side of the
+ * broken pair, if it was used as the rename source for other
+ * paths elsewhere. Increment to mark that the path stays
+ * in the resulting tree.
+ */
+ d->one->rename_used++;
diff_free_filespec_data(d->two);
diff_free_filespec_data(c->one);
free(d);
diff --git a/t/t4008-diff-break-rewrite.sh b/t/t4008-diff-break-rewrite.sh
index 27e98a8f9d..8920464896 100755
--- a/t/t4008-diff-break-rewrite.sh
+++ b/t/t4008-diff-break-rewrite.sh
@@ -123,10 +123,10 @@ test_expect_success \
'git diff-index -B -M "$tree" >current'
# file0 changed from regular to symlink. file1 is very close to the preimage of file0.
-# because we break file0, file1 can become a rename of it.
+# the change does not make file0 disappear, so file1 is denoted as a copy of file0
cat >expected <<\EOF
:100644 120000 f5deac7be59e7eeab8657fd9ae706fd6a57daed2 67be421f88824578857624f7b3dc75e99a8a1481 T file0
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 f5deac7be59e7eeab8657fd9ae706fd6a57daed2 R file0 file1
+:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 f5deac7be59e7eeab8657fd9ae706fd6a57daed2 C file0 file1
EOF
test_expect_success \
diff --git a/t/t4023-diff-rename-typechange.sh b/t/t4023-diff-rename-typechange.sh
index 55d549fcf4..8c9823765e 100755
--- a/t/t4023-diff-rename-typechange.sh
+++ b/t/t4023-diff-rename-typechange.sh
@@ -76,7 +76,8 @@ test_expect_success 'moves and renames' '
git diff-tree three four -r --name-status -B -M | sort >actual &&
{
- echo "R100 foo bar"
+ # see -B -M (#6) in t4008
+ echo "C100 foo bar"
echo "T100 foo"
} | sort >expect &&
test_cmp expect actual