I->second = Used;
}
+static void Scan(IvarUsageMap& M, const ObjCContainerDecl* D) {
+ // Scan the methods for accesses.
+ for (ObjCContainerDecl::instmeth_iterator I = D->instmeth_begin(),
+ E = D->instmeth_end(); I!=E; ++I)
+ Scan(M, (*I)->getBody());
+
+ if (const ObjCImplementationDecl *ID = dyn_cast<ObjCImplementationDecl>(D)) {
+ // Scan for @synthesized property methods that act as setters/getters
+ // to an ivar.
+ for (ObjCImplementationDecl::propimpl_iterator I = ID->propimpl_begin(),
+ E = ID->propimpl_end(); I!=E; ++I)
+ Scan(M, *I);
+ }
+}
+
void clang::CheckObjCUnusedIvar(const ObjCImplementationDecl *D,
BugReporter &BR) {
if (M.empty())
return;
- // Now scan the methods for accesses.
- for (ObjCImplementationDecl::instmeth_iterator I = D->instmeth_begin(),
- E = D->instmeth_end(); I!=E; ++I)
- Scan(M, (*I)->getBody());
-
- // Scan for @synthesized property methods that act as setters/getters
- // to an ivar.
- for (ObjCImplementationDecl::propimpl_iterator I = D->propimpl_begin(),
- E = D->propimpl_end(); I!=E; ++I)
- Scan(M, *I);
+ // Now scan the implementation declaration.
+ Scan(M, D);
// Find ivars that are unused.
for (IvarUsageMap::iterator I = M.begin(), E = M.end(); I!=E; ++I)