From 62f56378c949a57ddd08b4d4eacf898758fcb03e Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Tue, 28 Oct 2014 21:54:25 +0000
Subject: [PATCH] Add some asserts in StringRegistry methods

---
 src/interned_string.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/interned_string.cc b/src/interned_string.cc
index 1a7b5627..ec2e15f4 100644
--- a/src/interned_string.cc
+++ b/src/interned_string.cc
@@ -13,6 +13,7 @@ InternedString StringRegistry::acquire(StringView str)
         {
             slot = m_free_slots.back();
             m_free_slots.pop_back();
+            kak_assert(m_storage[slot].second == 0);
             m_storage[slot] = DataAndRefCount({str.begin(), str.end()}, 1);
         }
         else
@@ -42,6 +43,7 @@ void StringRegistry::acquire(size_t slot)
 
 void StringRegistry::release(size_t slot) noexcept
 {
+    kak_assert(m_storage[slot].second > 0);
     if (--m_storage[slot].second == 0)
     {
         m_free_slots.push_back(slot);