t/t4018: avoid two unnecessary sub-shell invocations

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t4018-diff-funcname.sh b/t/t4018-diff-funcname.sh
index 620cd027982959971d7c32dc94286550d945e3df..c8e19372b00f128646b809e1f5723d88b58a3f30 100755 (executable)
--- a/t/t4018-diff-funcname.sh
+++ b/t/t4018-diff-funcname.sh
@@ -37,13 +37,13 @@ for p in $builtin_patterns
 do
        test_expect_success "builtin $p pattern compiles" '
                echo "*.java diff=$p" > .gitattributes &&
-               ! ( git diff --no-index Beer.java Beer-correct.java 2>&1 |
-                       grep "fatal" > /dev/null )
+               ! { git diff --no-index Beer.java Beer-correct.java 2>&1 |
+                       grep "fatal" > /dev/null; }
        '
        test_expect_success "builtin $p wordRegex pattern compiles" '
-               ! ( git diff --no-index --word-diff \
+               ! { git diff --no-index --word-diff \
                        Beer.java Beer-correct.java 2>&1 |
-                       grep "fatal" > /dev/null )
+                       grep "fatal" > /dev/null; }
        '
 done