[objc] Emit a warning when the implementation of a designated initializer does not chain to
an init method that is a designated initializer for the superclass.
llvm-svn: 196316
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 8229a62..c14cc4b 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -9814,6 +9814,18 @@
<< MD->getSelector().getAsString();
getCurFunction()->ObjCShouldCallSuper = false;
}
+ if (getCurFunction()->ObjCWarnForNoDesignatedInitChain) {
+ const ObjCMethodDecl *InitMethod = 0;
+ bool isDesignated = MD->getClassInterface()
+ ->isDesignatedInitializer(MD->getSelector(), &InitMethod);
+ assert(isDesignated && InitMethod);
+ (void)isDesignated;
+ Diag(MD->getLocation(),
+ diag::warn_objc_designated_init_missing_super_call);
+ Diag(InitMethod->getLocation(),
+ diag::note_objc_designated_init_marked_here);
+ getCurFunction()->ObjCWarnForNoDesignatedInitChain = false;
+ }
} else {
return 0;
}