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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "TrivialCtorDtorChecker.h"
#include "CustomMatchers.h"
void TrivialCtorDtorChecker::registerMatchers(MatchFinder *AstMatcher) {
AstMatcher->addMatcher(cxxRecordDecl(hasTrivialCtorDtor()).bind("node"),
this);
}
void TrivialCtorDtorChecker::check(const MatchFinder::MatchResult &Result) {
const char *Error = "class %0 must have trivial constructors and destructors";
const CXXRecordDecl *Node = Result.Nodes.getNodeAs<CXXRecordDecl>("node");
if (!Node->hasDefinition()) {
return;
}
// We need to accept non-constexpr trivial constructors as well. This occurs
// when a struct contains pod members, which will not be initialized. As
// constexpr values are initialized, the constructor is non-constexpr.
bool BadCtor = !(Node->hasConstexprDefaultConstructor() ||
Node->hasTrivialDefaultConstructor());
bool BadDtor = !Node->hasTrivialDestructor();
if (BadCtor || BadDtor)
diag(Node->getBeginLoc(), Error, DiagnosticIDs::Error) << Node;
}