gecko-dev/build/clang-plugin/NonMemMovableMemberChecker.cpp

39 lines
1.2 KiB
C++

/* 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 "NonMemMovableMemberChecker.h"
#include "CustomMatchers.h"
MemMoveAnnotation NonMemMovable = MemMoveAnnotation();
void NonMemMovableMemberChecker::registerMatchers(MatchFinder* AstMatcher) {
// Handle non-mem-movable members
AstMatcher->addMatcher(
cxxRecordDecl(needsMemMovableMembers())
.bind("decl"),
this);
}
void NonMemMovableMemberChecker::check(
const MatchFinder::MatchResult &Result) {
const char* Error =
"class %0 cannot have non-memmovable member %1 of type %2";
// Get the specialization
const CXXRecordDecl* Declaration =
Result.Nodes.getNodeAs<CXXRecordDecl>("decl");
// Report an error for every member which is non-memmovable
for (const FieldDecl *Field : Declaration->fields()) {
QualType Type = Field->getType();
if (NonMemMovable.hasEffectiveAnnotation(Type)) {
diag(Field->getLocation(), Error, DiagnosticIDs::Error)
<< Declaration
<< Field
<< Type;
NonMemMovable.dumpAnnotationReason(*this, Type, Declaration->getLocation());
}
}
}