Fix: Some classes were derived from a class in an anonymous namespace, but they
themselves weren't in the anonymous namespace.

llvm-svn: 50673
diff --git a/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp
index d43a181..2b5b2b0 100644
--- a/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp
+++ b/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp
@@ -454,6 +454,7 @@
 // Miscellaneous LibCall Optimizations
 //===----------------------------------------------------------------------===//
 
+namespace {
 //===---------------------------------------===//
 // 'exit' Optimizations
 
@@ -1236,6 +1237,7 @@
   }
 };
 
+} // end anonymous namespace.
 
 //===----------------------------------------------------------------------===//
 // SimplifyLibCalls Pass Implementation