Warn on missing [super dealloc] calls.

This matches gcc's logic. Half of PR10661.

llvm-svn: 138240

1 files changed, 32 insertions, 0 deletions

diff --git a/clang/test/SemaObjC/warn-missing-super.m b/clang/test/SemaObjC/warn-missing-super.m
new file mode 100644
index 00000000000..8d04bf28667
--- /dev/null
+++ b/clang/test/SemaObjC/warn-missing-super.m
@@ -0,0 +1,32 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+@protocol NSCopying @end
+
+@interface NSObject <NSCopying>
+- (void)dealloc;
+@end
+
+@implementation NSObject
+- (void)dealloc {
+  // Root class, shouldn't warn
+}
+@end
+
+@interface Subclass1 : NSObject
+- (void)dealloc;
+@end
+
+@implementation Subclass1
+- (void)dealloc {
+}  // expected-warning{{method possibly missing a [super dealloc] call}}
+@end
+
+@interface Subclass2 : NSObject
+- (void)dealloc;
+@end
+
+@implementation Subclass2
+- (void)dealloc {
+  [super dealloc];  // Shouldn't warn
+}
+@end