clang-tools 10.0.0

LimitedRandomnessCheck.h
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1 //===--- LimitedRandomnessCheck.h - clang-tidy-------------------*- C++ -*-===//
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_CERT_LIMITED_RANDOMNESS_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_LIMITED_RANDOMNESS_H
11
12 #include "../ClangTidyCheck.h"
13
14 namespace clang {
15 namespace tidy {
16 namespace cert {
17
18 /// Pseudorandom number generators are not genuinely random. The result of the
19 /// std::rand() function makes no guarantees as to the quality of the random
20 /// sequence produced.
21 /// This check warns for the usage of std::rand() function.
22 ///
23 /// For the user-facing documentation see:
24 /// http://clang.llvm.org/extra/clang-tidy/checks/cert-msc50-cpp.html
25 class LimitedRandomnessCheck : public ClangTidyCheck {
26 public:
27 LimitedRandomnessCheck(StringRef Name, ClangTidyContext *Context)
28 : ClangTidyCheck(Name, Context) {}
29 void registerMatchers(ast_matchers::MatchFinder *Finder) override;
30 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
31 };
32
33 } // namespace cert
34 } // namespace tidy
35 } // namespace clang
36
37 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_LIMITED_RANDOMNESS_H
clang::tidy::cert::LimitedRandomnessCheck
Pseudorandom number generators are not genuinely random.
Definition: LimitedRandomnessCheck.h:25
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition: ClangTidyCheck.h:47
clang::tidy::cert::LimitedRandomnessCheck::LimitedRandomnessCheck
LimitedRandomnessCheck(StringRef Name, ClangTidyContext *Context)
Definition: LimitedRandomnessCheck.h:27
clang::tidy::cert::LimitedRandomnessCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Definition: LimitedRandomnessCheck.cpp:19
clang::tidy::cert::LimitedRandomnessCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition: LimitedRandomnessCheck.cpp:26
Name
static constexpr llvm::StringLiteral Name
Definition: UppercaseLiteralSuffixCheck.cpp:27
clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Definition: ApplyReplacements.h:27
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition: ClangTidyDiagnosticConsumer.h:77