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

lib/Analysis/DataStructure/Steensgaard.cpp

@@ -20,6 +20,8 @@
 #include "llvm/Module.h"
 #include "Support/Debug.h"
 
+namespace llvm {
+
 namespace {
   class Steens : public Pass, public AliasAnalysis {
     DSGraph *ResultGraph;
@@ -76,7 +78,6 @@ namespace {
   RegisterAnalysisGroup<AliasAnalysis, Steens> Y;
 }
 
-
 /// ResolveFunctionCall - Resolve the actual arguments of a call to function F
 /// with the specified call site descriptor.  This function links the arguments
 /// and the return value for the call site context-insensitively.
@@ -235,3 +236,5 @@ AliasAnalysis::AliasResult Steens::alias(const Value *V1, unsigned V1Size,
   //
   return getAnalysis<AliasAnalysis>().alias(V1, V1Size, V2, V2Size);
 }
+
+} // End llvm namespace