builtin/commit.c: extract ignore_non_trailer() helper function

diff --git a/t/t3508-cherry-pick-many-commits.sh b/t/t3508-cherry-pick-many-commits.sh
index 4e7136b83775946a07678119c7c9897bb0f2b709..19c99d7ef1bc02e67a7b995206b9f66c04c1b31c 100755 (executable)
--- a/t/t3508-cherry-pick-many-commits.sh
+++ b/t/t3508-cherry-pick-many-commits.sh
@@ -55,6 +55,12 @@ one
 two"
 '
 
+test_expect_success 'cherry-pick three one two: fails' '
+       git checkout -f master &&
+       git reset --hard first &&
+       test_must_fail git cherry-pick three one two:
+'
+
 test_expect_success 'output to keep user entertained during multi-pick' '
        cat <<-\EOF >expected &&
        [master OBJID] second