Makefile: fix the "built from commit" code

diff --git a/t/t7810-grep.sh b/t/t7810-grep.sh
index c02ca735b9e31952811bfbb19048081dc546bd8e..1797f632a388d16f23a47c7693c7a3f0f0deabf6 100755 (executable)
--- a/t/t7810-grep.sh
+++ b/t/t7810-grep.sh
@@ -1131,6 +1131,12 @@ test_expect_success PCRE 'grep -P pattern' '
        test_cmp expected actual
 '
 
+test_expect_success LIBPCRE2 "grep -P with (*NO_JIT) doesn't error out" '
+       git grep -P "(*NO_JIT)\p{Ps}.*?\p{Pe}" hello.c >actual &&
+       test_cmp expected actual
+
+'
+
 test_expect_success !PCRE 'grep -P pattern errors without PCRE' '
        test_must_fail git grep -P "foo.*bar"
 '