Quuxplusone added inline comments.

================
Comment at: 
clang-tools-extra/test/clang-tidy/checkers/performance-move-const-arg.cpp:262-263
+  int a = 10;
+  forwardToShowInt(std::move(a));
+  // CHECK-MESSAGES: :[[@LINE-1]]:20: warning: std::move of the variable 'a' 
of the trivially-copyable type 'int' has no effect
+}
----------------
```
  forwardToShowInt(std::move(a));
  // CHECK-MESSAGES: :[[@LINE-1]]:20: warning: std::move of the variable 'a' of 
the trivially-copyable type 'int' has no effect
```
I continue to want-not-to-block this PR, since I think it's improving the 
situation. However, FWIW...
It's good that this message doesn't contain a fixit, since there's nothing the 
programmer can really do to "fix" this call. But then, should this message be 
emitted at all? If this were `clang -Wall`, then we definitely would //not// 
want to emit a "noisy" warning where there's basically nothing the programmer 
can do about it. Does clang-tidy have a similar philosophy? Or is it okay for 
clang-tidy to say "This code looks wonky" even when there's no obvious way to 
fix it?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D107450/new/

https://reviews.llvm.org/D107450

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