From 296c7db1402ec4357d69dc502302d83515f8b4b5 Mon Sep 17 00:00:00 2001
From: "Philipp A. Hartmann" <pah@qo.cx>
Date: Tue, 9 Sep 2014 10:45:44 +0200
Subject: [PATCH] Stack: adjust growth factor

The growth factor for the `internal::Stack` helper has not been updated
together with the growth factors used in GenericValue (#130).
---
 include/rapidjson/internal/stack.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/include/rapidjson/internal/stack.h b/include/rapidjson/internal/stack.h
index 294b51a..d4d3c92 100644
--- a/include/rapidjson/internal/stack.h
+++ b/include/rapidjson/internal/stack.h
@@ -98,7 +98,13 @@ private:
     template<typename T>
     void Expand(size_t count) {
         // Only expand the capacity if the current stack exists. Otherwise just create a stack with initial capacity.
-        size_t newCapacity = (stack_ == 0) ? initialCapacity_ : GetCapacity() * 2;
+        size_t newCapacity;
+        if (stack_ == 0)
+            newCapacity = initialCapacity_;
+        else {
+            newCapacity = GetCapacity();
+            newCapacity += (newCapacity + 1) / 2;
+        }
         size_t newSize = GetSize() + sizeof(T) * count;
         if (newCapacity < newSize)
             newCapacity = newSize;