Put all LLVM code into the llvm namespace, as per bug 109.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9903 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/Interval.cpp b/lib/Analysis/Interval.cpp
index 28cee83..8f0bdfa 100644
--- a/lib/Analysis/Interval.cpp
+++ b/lib/Analysis/Interval.cpp
@@ -17,6 +17,8 @@
 #include "llvm/Support/CFG.h"
 #include <algorithm>
 
+using namespace llvm;
+
 //===----------------------------------------------------------------------===//
 // Interval Implementation
 //===----------------------------------------------------------------------===//