1 files changed, 5 insertions, 0 deletions
diff --git a/t/t7002-grep.sh b/t/t7002-grep.sh
index 3a103fec96..abd14bf819 100755
--- a/t/t7002-grep.sh
+++ b/t/t7002-grep.sh
@@ -214,6 +214,11 @@ test_expect_success 'grep -e A --and --not -e B' '
 	test_cmp expected actual
 '
 
+test_expect_success 'grep should ignore GREP_OPTIONS' '
+	GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
+	test_cmp expected actual
+'
+
 test_expect_success 'grep -f, non-existent file' '
 	test_must_fail git grep -f patterns
 '