[njs] Tests: freeing pcre structs to silence leak-sanitizer.

[Dmitry Volyntsev]

details:   https://hg.nginx.org/njs/rev/fca54d073408
branches:  
changeset: 908:fca54d073408
user:      Dmitry Volyntsev <xeioex at nginx.com>
date:      Thu Apr 18 19:17:22 2019 +0300
description:
Tests: freeing pcre structs to silence leak-sanitizer.

diffstat:

 njs/test/njs_unit_test.c |  8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diffs (18 lines):

diff -r 7d2d28095c42 -r fca54d073408 njs/test/njs_unit_test.c
--- a/njs/test/njs_unit_test.c	Wed Apr 17 18:00:56 2019 +0300
+++ b/njs/test/njs_unit_test.c	Thu Apr 18 19:17:22 2019 +0300
@@ -12907,6 +12907,14 @@ njs_regexp_optional_test(nxt_bool_t disa
         nxt_printf("njs unicode regexp tests skipped, libpcre fails\n");
     }
 
+    if (re1 != NULL) {
+        pcre_free(re1);
+    }
+
+    if (re2 != NULL) {
+        pcre_free(re2);
+    }
+
     return NXT_OK;
 }