From a9994a29634cc8d1ce330bdbb41fb1941c41f778 Mon Sep 17 00:00:00 2001
From: Brian Anderson <andersrb@gmail.com>
Date: Fri, 7 Jan 2011 01:15:39 -0500
Subject: Correctly initialize circular_buffer to a power-of-two bytes

---
 src/rt/circular_buffer.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/rt/circular_buffer.cpp')

diff --git a/src/rt/circular_buffer.cpp b/src/rt/circular_buffer.cpp
index b2eab97ebd0..bdf251248cd 100644
--- a/src/rt/circular_buffer.cpp
+++ b/src/rt/circular_buffer.cpp
@@ -15,7 +15,8 @@ is_power_of_two(size_t value) {
 circular_buffer::circular_buffer(rust_dom *dom, size_t unit_sz) :
     dom(dom),
     unit_sz(unit_sz),
-    _buffer_sz(INITIAL_CIRCULAR_BUFFFER_SIZE_IN_UNITS * unit_sz),
+    _buffer_sz(next_power_of_two(
+               INITIAL_CIRCULAR_BUFFFER_SIZE_IN_UNITS * unit_sz)),
     _next(0),
     _unread(0),
     _buffer((uint8_t *)dom->calloc(_buffer_sz)) {
-- 
cgit 1.4.1-3-g733a5