ba007a60d0
These are identified by misc-include-cleaner. I've filtered out those that break builds. Also, I'm staying away from llvm-config.h, config.h, and Compiler.h, which likely cause platform- or compiler-specific build failures.
30 lines
1.1 KiB
C++
30 lines
1.1 KiB
C++
//===--- NoIntToPtrCheck.cpp - clang-tidy ---------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "NoIntToPtrCheck.h"
|
|
#include "clang/ASTMatchers/ASTMatchFinder.h"
|
|
|
|
using namespace clang::ast_matchers;
|
|
|
|
namespace clang::tidy::performance {
|
|
|
|
void NoIntToPtrCheck::registerMatchers(MatchFinder *Finder) {
|
|
Finder->addMatcher(castExpr(hasCastKind(CK_IntegralToPointer),
|
|
unless(hasSourceExpression(integerLiteral())))
|
|
.bind("x"),
|
|
this);
|
|
}
|
|
|
|
void NoIntToPtrCheck::check(const MatchFinder::MatchResult &Result) {
|
|
const auto *MatchedCast = Result.Nodes.getNodeAs<CastExpr>("x");
|
|
diag(MatchedCast->getBeginLoc(),
|
|
"integer to pointer cast pessimizes optimization opportunities");
|
|
}
|
|
|
|
} // namespace clang::tidy::performance
|