An easy case where GCC should really be able to work out that the value is only
used if IsInDevelopmentTree is 'true'.  But it doesn't, so help it out.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151244 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-config/llvm-config.cpp b/tools/llvm-config/llvm-config.cpp
index 641c2c4..79fd7f8 100644
--- a/tools/llvm-config/llvm-config.cpp
+++ b/tools/llvm-config/llvm-config.cpp
@@ -206,6 +206,7 @@
     ActiveObjRoot = LLVM_OBJ_ROOT;
   } else {
     IsInDevelopmentTree = false;
+    DevelopmentTreeLayout = MakefileStyle; // Initialized to avoid warnings.
   }
 
   // Compute various directory locations based on the derived location