clang-tools  4.0.0
FloatLoopCounter.cpp
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1 //===--- FloatLoopCounter.cpp - clang-tidy---------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "FloatLoopCounter.h"
11 #include "clang/AST/ASTContext.h"
12 #include "clang/ASTMatchers/ASTMatchFinder.h"
13 
14 using namespace clang::ast_matchers;
15 
16 namespace clang {
17 namespace tidy {
18 namespace cert {
19 
20 void FloatLoopCounter::registerMatchers(MatchFinder *Finder) {
21  Finder->addMatcher(
22  forStmt(hasIncrement(expr(hasType(realFloatingPointType())))).bind("for"),
23  this);
24 }
25 
26 void FloatLoopCounter::check(const MatchFinder::MatchResult &Result) {
27  const auto *FS = Result.Nodes.getNodeAs<ForStmt>("for");
28 
29  diag(FS->getInc()->getExprLoc(), "loop induction expression should not have "
30  "floating-point type");
31 }
32 
33 } // namespace cert
34 } // namespace tidy
35 } // namespace clang
std::unique_ptr< ast_matchers::MatchFinder > Finder
Definition: ClangTidy.cpp:262
const NamedDecl * Result
Definition: USRFinder.cpp:162