tbaeder added inline comments.

================
Comment at: clang/lib/AST/Interp/ByteCodeExprGen.cpp:240
+    return Initializing ? this->visitInitializer(SubExpr)
+                        : this->visit(SubExpr);
 
----------------
aaron.ballman wrote:
> tbaeder wrote:
> > This pattern shows up a few times, so it might make sense to add a function 
> > that simply passes on all the flags and doesn't do anything else. I'm just 
> > not sure what to call it.
> It's not clear to me when you should use this pattern to begin with.
Whenever you just pass on the visit, essentially ignoring the current node. 
Another good example is `ConstantExpr`s, where we don't do anything for the 
node and then just pass move on to the `SubExpr`.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156027/new/

https://reviews.llvm.org/D156027

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