refs.c: SSE2 optimizations for check_refname_component

diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh
index fcdb867748f3c651fdb58c148016f3da1cf2c9be..ac31b711f29139470308d9062fea33259cf004ab 100755 (executable)
--- a/t/t3200-branch.sh
+++ b/t/t3200-branch.sh
@@ -507,6 +507,16 @@ EOF
        test_cmp expected actual
 '
 
+test_expect_success '--set-upstream-to notices an error to set branch as own upstream' '
+       git branch --set-upstream-to refs/heads/my13 my13 2>actual &&
+       cat >expected <<-\EOF &&
+       warning: Not setting branch my13 as its own upstream.
+       EOF
+       test_expect_code 1 git config branch.my13.remote &&
+       test_expect_code 1 git config branch.my13.merge &&
+       test_i18ncmp expected actual
+'
+
 # Keep this test last, as it changes the current branch
 cat >expect <<EOF
 $_z40 $HEAD $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000        branch: Created from master
@@ -849,11 +859,7 @@ test_expect_success 'detect typo in branch name when using --edit-description' '
        write_script editor <<-\EOF &&
                echo "New contents" >"$1"
        EOF
-       (
-               EDITOR=./editor &&
-               export EDITOR &&
-               test_must_fail git branch --edit-description no-such-branch
-       )
+       test_must_fail env EDITOR=./editor git branch --edit-description no-such-branch
 '
 
 test_expect_success 'refuse --edit-description on unborn branch for now' '
@@ -861,11 +867,7 @@ test_expect_success 'refuse --edit-description on unborn branch for now' '
                echo "New contents" >"$1"
        EOF
        git checkout --orphan unborn &&
-       (
-               EDITOR=./editor &&
-               export EDITOR &&
-               test_must_fail git branch --edit-description
-       )
+       test_must_fail env EDITOR=./editor git branch --edit-description
 '
 
 test_expect_success '--merged catches invalid object names' '