From 1ac16f31848a2b290e9d45302aee9c88f76b001b Mon Sep 17 00:00:00 2001
From: yhirose <yuji.hirose.bug@gmail.com>
Date: Sun, 29 Nov 2015 13:07:06 -0500
Subject: [PATCH] Fixed incorrect semantic values with NotPredicate.

---
 peglib.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/peglib.h b/peglib.h
index 8d41773..117a097 100644
--- a/peglib.h
+++ b/peglib.h
@@ -747,7 +747,9 @@ public:
     size_t parse(const char* s, size_t n, SemanticValues& sv, Context& c, any& dt) const override {
         auto save_error_pos = c.error_pos;
         const auto& rule = *ope_;
-        auto len = rule.parse(s, n, sv, c, dt);
+        auto& chldsv = c.push();
+        auto len = rule.parse(s, n, chldsv, c, dt);
+        c.pop();
         if (success(len)) {
             c.set_error_pos(s);
             return -1;