[PATCH] D16308: clang-tidy Enhance readability-simplify-boolean-expr check to handle implicit conversions of integral types to bool and member pointers

[Richard via cfe-commits]

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

Expand the simplify boolean expression check to handle implicit conversion of integral types to bool
and improve the handling of implicit conversion of member pointers to bool.

Implicit conversion of member pointers are replaced with explicit comparisons to `nullptr`.

Implicit conversions of integral types are replaced with explicit comparisons to `0`.

http://reviews.llvm.org/D16308

Files:
  clang-tidy/readability/SimplifyBooleanExprCheck.cpp
  clang-tidy/readability/SimplifyBooleanExprCheck.h
  docs/clang-tidy/checks/readability-simplify-boolean-expr.rst
  test/clang-tidy/readability-simplify-bool-expr.cpp

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