clang-tools-extra/clang-tidy/utils/Aliasing.h

   1 //===------------- Aliasing.h - clang-tidy --------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_ALIASING_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_ALIASING_H
  11
  12 #include "clang/AST/Decl.h"
  13
  14 namespace clang::tidy::utils {
  15
  16 /// Returns whether \p Var has a pointer or reference in \p Func.
  17 ///
  18 /// Example:
  19 /// void f() {
  20 ///   int n;
  21 ///   ...
  22 ///   int *p = &n;
  23 /// }
  24 ///
  25 /// For `f()` and `n` the function returns ``true`` because `p` is a
  26 /// pointer to `n` created in `f()`.
  27
  28 bool hasPtrOrReferenceInFunc(const Decl *Func, const VarDecl *Var);
  29
  30 } // namespace clang::tidy::utils
  31
  32 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_ALIASING_H