From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/test/ARCMT/atautorelease-check.m | 145 +++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 clang/test/ARCMT/atautorelease-check.m

(limited to 'clang/test/ARCMT/atautorelease-check.m')

diff --git a/clang/test/ARCMT/atautorelease-check.m b/clang/test/ARCMT/atautorelease-check.m
new file mode 100644
index 0000000..8daf9d6
--- /dev/null
+++ b/clang/test/ARCMT/atautorelease-check.m
@@ -0,0 +1,145 @@
+// RUN: %clang_cc1 -arcmt-check -verify -triple x86_64-apple-darwin10 %s
+// DISABLE: mingw32
+
+#if __has_feature(objc_arr)
+#define NS_AUTOMATED_REFCOUNT_UNAVAILABLE __attribute__((unavailable("not available in automatic reference counting mode")))
+#else
+#define NS_AUTOMATED_REFCOUNT_UNAVAILABLE
+#endif
+
+typedef struct _NSZone NSZone;
+typedef int BOOL;
+typedef unsigned NSUInteger;
+
+@protocol NSObject
+- (BOOL)isEqual:(id)object;
+- (id)retain NS_AUTOMATED_REFCOUNT_UNAVAILABLE;
+- (NSUInteger)retainCount NS_AUTOMATED_REFCOUNT_UNAVAILABLE;
+- (oneway void)release NS_AUTOMATED_REFCOUNT_UNAVAILABLE;
+- (id)autorelease NS_AUTOMATED_REFCOUNT_UNAVAILABLE;
+
+- (NSZone *)zone NS_AUTOMATED_REFCOUNT_UNAVAILABLE;
+@end
+
+@protocol NSCopying
+- (id)copyWithZone:(NSZone *)zone;
+@end
+
+@protocol NSMutableCopying
+- (id)mutableCopyWithZone:(NSZone *)zone;
+@end
+
+@interface NSObject <NSObject> {}
+- (id)init;
+
++ (id)new;
++ (id)allocWithZone:(NSZone *)zone NS_AUTOMATED_REFCOUNT_UNAVAILABLE;
++ (id)alloc;
+- (void)dealloc;
+
+- (void)finalize;
+
+- (id)copy;
+- (id)mutableCopy;
+
++ (id)copyWithZone:(NSZone *)zone NS_AUTOMATED_REFCOUNT_UNAVAILABLE;
++ (id)mutableCopyWithZone:(NSZone *)zone NS_AUTOMATED_REFCOUNT_UNAVAILABLE;
+@end
+
+extern void NSRecycleZone(NSZone *zone);
+
+NS_AUTOMATED_REFCOUNT_UNAVAILABLE
+@interface NSAutoreleasePool : NSObject { // expected-note 13 {{marked unavailable here}}
+@private
+    void    *_token;
+    void    *_reserved3;
+    void    *_reserved2;
+    void    *_reserved;
+}
+
++ (void)addObject:(id)anObject;
+
+- (void)addObject:(id)anObject;
+
+- (void)drain;
+
+@end
+
+
+void NSLog(id, ...);
+
+int main (int argc, const char * argv[]) {
+    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; 
+    NSAutoreleasePool *chunkPool = [[NSAutoreleasePool alloc] init]; // expected-error 2 {{'NSAutoreleasePool' is unavailable}}
+
+    while (argc) {
+      [chunkPool release];
+      // the following pool was not released in this scope, don't touch it. 
+      chunkPool = [[NSAutoreleasePool alloc] init]; // expected-error {{'NSAutoreleasePool' is unavailable}}
+    }
+
+    [chunkPool drain];
+    [pool drain];
+
+    return 0;
+}
+
+void f(void) {
+    NSAutoreleasePool * pool;  // expected-error {{'NSAutoreleasePool' is unavailable}}
+
+    for (int i=0; i != 10; ++i) {
+      id x = pool; // We won't touch a NSAutoreleasePool if we can't safely
+                   // remove all the references to it.
+    }
+
+    pool = [[NSAutoreleasePool alloc] init];  // expected-error {{'NSAutoreleasePool' is unavailable}}
+    NSLog(@"%s", "YES");
+    [pool release];
+}
+
+void f2(void) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; // expected-error 2 {{'NSAutoreleasePool' is unavailable}} \
+                                            // expected-note {{scope begins here}}
+
+    // 'x' is declared inside the "pool scope" but used outside it, if we create
+    // a @autorelease scope it will be undefined outside it so don't touch the pool.
+    int x = 0; // expected-note {{declared here}}
+
+    [pool release]; // expected-note {{scope ends here}}
+    
+    ++x; // expected-error {{a name is referenced outside the NSAutoreleasePool scope that it was declared in}}
+}
+
+void f3(void) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; // expected-error 2 {{'NSAutoreleasePool' is unavailable}} \
+                                            // expected-note {{scope begins here}}
+
+    struct S { int x; }; // expected-note {{declared here}}
+
+    [pool release]; // expected-note {{scope ends here}}
+
+    struct S *var; // expected-error {{a name is referenced outside the NSAutoreleasePool scope that it was declared in}}
+    var->x = 0;
+}
+
+void f4(void) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; // expected-error 2 {{'NSAutoreleasePool' is unavailable}} \
+                                            // expected-note {{scope begins here}}
+
+    enum { Bar }; // expected-note {{declared here}}
+
+    [pool release]; // expected-note {{scope ends here}}
+
+    int x = Bar; // expected-error {{a name is referenced outside the NSAutoreleasePool scope that it was declared in}}
+}
+
+void f5(void) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; // expected-error 2 {{'NSAutoreleasePool' is unavailable}} \
+                                            // expected-note {{scope begins here}}
+
+    typedef int Bar; // expected-note {{declared here}}
+
+    [pool release]; // expected-note {{scope ends here}}
+
+    Bar x; // expected-error {{a name is referenced outside the NSAutoreleasePool scope that it was declared in}}
+}
-- 
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