CodeGen: Move an initialization away from an unrelated comment

An initialization somehow found its way in between a comment and the
block of code the comment is about. Moving the initialization makes
this less confusing.

llvm-svn: 193993

clang/lib/CodeGen/CGStmt.cpp

@@ -643,11 +643,11 @@ void CodeGenFunction::EmitForStmt(const ForStmt &S) {
   if (S.getCond()) {
     // If the for statement has a condition scope, emit the local variable
     // declaration.
-    llvm::BasicBlock *ExitBlock = LoopExit.getBlock();
     if (S.getConditionVariable()) {
       EmitAutoVarDecl(*S.getConditionVariable());
     }
 
+    llvm::BasicBlock *ExitBlock = LoopExit.getBlock();
     // If there are any cleanups between here and the loop-exit scope,
     // create a block to stage a loop exit along.
     if (ForScope.requiresCleanups())