Index: boost/xpressive/detail/utility/sequence_stack.hpp
===================================================================
--- boost/xpressive/detail/utility/sequence_stack.hpp	(revision 83066)
+++ boost/xpressive/detail/utility/sequence_stack.hpp	(working copy)
@@ -115,7 +115,7 @@
             }
 
             // grow exponentially
-            std::size_t new_size = (std::max)(count, static_cast<std::size_t>(this->current_chunk_->size() * 1.5));
+            std::size_t new_size = (std::max)(count, static_cast<std::size_t>(static_cast<double>(this->current_chunk_->size()) * 1.5));
 
             // Create a new expr and insert it into the list
             this->current_chunk_ = new chunk(new_size, t, count, this->current_chunk_, this->current_chunk_->next_);