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-rwxr-xr-xt/t4020-diff-external.sh4
1 files changed, 1 insertions, 3 deletions
diff --git a/t/t4020-diff-external.sh b/t/t4020-diff-external.sh
index a7602cf923..533afc1185 100755
--- a/t/t4020-diff-external.sh
+++ b/t/t4020-diff-external.sh
@@ -4,8 +4,6 @@ test_description='external diff interface test'
. ./test-lib.sh
-_z40=0000000000000000000000000000000000000000
-
test_expect_success setup '
test_tick &&
@@ -120,7 +118,7 @@ test_expect_success 'no diff with -diff' '
git diff | grep Binary
'
-echo NULZbetweenZwords | perl -pe 'y/Z/\000/' > file
+echo NULZbetweenZwords | "$PERL_PATH" -pe 'y/Z/\000/' > file
test_expect_success 'force diff with "diff"' '
echo >.gitattributes "file diff" &&