diff: introduce diff.submodule configuration variable

diff --git a/t/t7600-merge.sh b/t/t7600-merge.sh
index 9e27bbf902e275671cb80310630a8bedcaab353c..5e19598fe72787e17d521980a3edfacb1dfa2024 100755 (executable)
--- a/t/t7600-merge.sh
+++ b/t/t7600-merge.sh
@@ -157,7 +157,7 @@ test_expect_success 'merge -h with invalid index' '
                >.git/index &&
                test_expect_code 129 git merge -h 2>usage
        ) &&
-       grep "[Uu]sage: git merge" broken/usage
+       test_i18ngrep "[Uu]sage: git merge" broken/usage
 '
 
 test_expect_success 'reject non-strategy with a git-merge-foo name' '