grep/icase: avoid kwsset on literal non-ascii strings

diff --git a/t/t7504-commit-msg-hook.sh b/t/t7504-commit-msg-hook.sh
index 47680e6df41c2bc14f23514b010a8aefb3fedcd7..8728db61d38905d9e3e699cb9f450716e4236017 100755 (executable)
--- a/t/t7504-commit-msg-hook.sh
+++ b/t/t7504-commit-msg-hook.sh
@@ -136,7 +136,7 @@ test_expect_success '--no-verify with failing hook (editor)' '
 '
 
 chmod -x "$HOOK"
-test_expect_success 'with non-executable hook' '
+test_expect_success POSIXPERM 'with non-executable hook' '
 
        echo "content" >> file &&
        git add file &&
@@ -144,7 +144,7 @@ test_expect_success 'with non-executable hook' '
 
 '
 
-test_expect_success 'with non-executable hook (editor)' '
+test_expect_success POSIXPERM 'with non-executable hook (editor)' '
 
        echo "content again" >> file &&
        git add file &&
@@ -153,7 +153,7 @@ test_expect_success 'with non-executable hook (editor)' '
 
 '
 
-test_expect_success '--no-verify with non-executable hook' '
+test_expect_success POSIXPERM '--no-verify with non-executable hook' '
 
        echo "more content" >> file &&
        git add file &&
@@ -161,7 +161,7 @@ test_expect_success '--no-verify with non-executable hook' '
 
 '
 
-test_expect_success '--no-verify with non-executable hook (editor)' '
+test_expect_success POSIXPERM '--no-verify with non-executable hook (editor)' '
 
        echo "even more content" >> file &&
        git add file &&
@@ -179,7 +179,7 @@ EOF
 chmod +x "$HOOK"
 
 commit_msg_is () {
-       test "`git log --pretty=format:%s%b -1`" = "$1"
+       test "$(git log --pretty=format:%s%b -1)" = "$1"
 }
 
 test_expect_success 'hook edits commit message' '