clang-tools 20.0.0git
FloatLoopCounter.cpp
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1//===--- FloatLoopCounter.cpp - 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#include "FloatLoopCounter.h"
10#include "clang/AST/ASTContext.h"
11#include "clang/ASTMatchers/ASTMatchFinder.h"
12
13using namespace clang::ast_matchers;
14
15namespace clang::tidy::cert {
16
17void FloatLoopCounter::registerMatchers(MatchFinder *Finder) {
18 Finder->addMatcher(
19 forStmt(hasIncrement(expr(hasType(realFloatingPointType())))).bind("for"),
20 this);
21}
22
23void FloatLoopCounter::check(const MatchFinder::MatchResult &Result) {
24 const auto *FS = Result.Nodes.getNodeAs<ForStmt>("for");
25
26 diag(FS->getInc()->getExprLoc(), "loop induction expression should not have "
27 "floating-point type");
28}
29
30} // namespace clang::tidy::cert
DiagnosticBuilder diag(SourceLocation Loc, StringRef Description, DiagnosticIDs::Level Level=DiagnosticIDs::Warning)
Add a diagnostic with the check's name.
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.