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-rw-r--r--build/clang-plugin/NonMemMovableMemberChecker.cpp34
1 files changed, 34 insertions, 0 deletions
diff --git a/build/clang-plugin/NonMemMovableMemberChecker.cpp b/build/clang-plugin/NonMemMovableMemberChecker.cpp
new file mode 100644
index 0000000000..232c634534
--- /dev/null
+++ b/build/clang-plugin/NonMemMovableMemberChecker.cpp
@@ -0,0 +1,34 @@
+/* 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());
+ }
+ }
+}