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

diff --git a/t/t0070-fundamental.sh b/t/t0070-fundamental.sh
index ff3776fcb82010e25f31455eac5b678c096b8a1a..5ed69a6f566bf3a7944b41bace4cfbe26d015040 100755 (executable)
--- a/t/t0070-fundamental.sh
+++ b/t/t0070-fundamental.sh
@@ -17,7 +17,7 @@ test_expect_success 'mktemp to nonexistent directory prints filename' '
        grep "doesnotexist/test" err
 '
 
-test_expect_success POSIXPERM 'mktemp to unwritable directory prints filename' '
+test_expect_success POSIXPERM,SANITY 'mktemp to unwritable directory prints filename' '
        mkdir cannotwrite &&
        chmod -w cannotwrite &&
        test_when_finished "chmod +w cannotwrite" &&