================
Comment at: clang-tidy/misc/MacroRepeatedSideEffectsCheck.cpp:70
@@ +69,3 @@
+
+    if (!HasSideEffects(ResultArgToks))
+      continue;
----------------
alexfh wrote:
> nit: And now I'd revert the order of checks (HasSideEffects seems to be 
> slightly cheaper?) and make this even simpler:
> 
>   if (HasSideEffects(ResultArgToks) && CountArgumentExpansions(MI, Arg) >= 2) 
> {
>     Check.diag(...) ...
>   }
... reverse the order of checks ...

http://reviews.llvm.org/D9496

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