[PATCH] D16259: Add clang-tidy readability-redundant-return check

[Richard via cfe-commits]

LegalizeAdulthood created this revision.
LegalizeAdulthood added a reviewer: alexfh.
LegalizeAdulthood added a subscriber: cfe-commits.

This check looks for `return` statements at the end of a function returning `void`:

```
void f()
{
  return;
}
```

becomes

```
void f()
{
}
```


http://reviews.llvm.org/D16259

Files:
  clang-tidy/readability/CMakeLists.txt
  clang-tidy/readability/ReadabilityTidyModule.cpp
  clang-tidy/readability/RedundantReturnCheck.cpp
  clang-tidy/readability/RedundantReturnCheck.h
  docs/clang-tidy/checks/list.rst
  docs/clang-tidy/checks/readability-redundant-return.rst
  test/clang-tidy/readability-redundant-return.cpp

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