Add the clang library to the repo (with some of my changes, too).

1 files changed, 336 insertions, 0 deletions

diff --git a/clang/test/Index/complete-objc-message.m b/clang/test/Index/complete-objc-message.m
new file mode 100644
index 0000000..1835c3e
--- /dev/null
+++ b/clang/test/Index/complete-objc-message.m
@@ -0,0 +1,336 @@
+// Note: the run lines follow their respective tests, since line/column
+// matter in this test.
+#define nil (void*)0
+@protocol FooTestProtocol
++ protocolClassMethod;
+- protocolInstanceMethod : (int)value;
+@end
+@interface Foo <FooTestProtocol> {
+  void *isa;
+}
++ (int)classMethod1:a withKeyword:(int)b;
++ (void)classMethod2;
++ new;
+- instanceMethod1;
+@end
+
+@interface Foo (FooTestCategory)
++ categoryClassMethod;
+- categoryInstanceMethod;
+@end
+
+void func() {
+  Foo *obj = [Foo new];
+  [obj xx];
+}
+
+@interface MyClass { }
++ (int)MyClassMethod:(id)obj;
+- (int)MyInstMethod:(id)x second:(id)y;
+@end
+
+@interface MySubClass : MyClass { }
++ (int)MySubClassMethod;
+- (int)MySubInstMethod;
+@end
+
+@implementation MyClass 
++ (int)MyClassMethod:(id)obj {
+  return 0;
+}
+
++ (int)MyPrivateMethod {
+  return 1;
+}
+
+- (int)MyInstMethod:(id)x second:(id)y {
+  return 2;
+}
+
+- (int)MyPrivateInstMethod {
+  return 3;
+}
+@end
+MyClass *getMyClass();
+@implementation MySubClass
++ (int)MySubClassMethod {
+  return 2;
+}
+
++ (int)MySubPrivateMethod {
+  return [super MyPrivateMethod];
+}
+
+- (int)MySubInstMethod:(id)obj {
+  return [super MyInstMethod: obj second:obj];
+}
+
+- (int)MyInstMethod:(id)x second:(id)y {
+  return 3;
+}
+@end
+
+void test_super_var(MySubClass *super) {
+  [super MyInstMethod: super second:super];
+}
+
+@protocol FooTestProtocol2
+- (int)secondProtocolInstanceMethod;
+@end
+
+void test_qual_id(id<FooTestProtocol,FooTestProtocol2> ptr) {
+  [ptr protocolInstanceMethod:1];
+}
+
+@interface Overload
+- (int)Method:(int)i;
+- (int)Method;
+- (int)Method:(float)f Arg1:(int)i1 Arg2:(int)i2;
+- (int)Method:(float)f Arg1:(int)i1 OtherArg:(id)obj;
+- (int)Method:(float)f SomeArg:(int)i1 OtherArg:(id)obj;
+- (int)OtherMethod:(float)f Arg1:(int)i1 Arg2:(int)i2;
+@end
+
+void test_overload(Overload *ovl) {
+  [ovl Method:1 Arg1:1 OtherArg:ovl];
+}
+
+@interface Ellipsis
+- (int)Method:(int)i, ...; 
+- (int)SentinelMethod:(int)i, ... __attribute__((sentinel(0,1)));
+@end
+void f(Ellipsis *e) {
+  [e Method:1, 2, 3];
+}
+
+@interface Overload2
++ (int)Method:(int)i;
++ (int)Method;
++ (int)Method:(float)f Arg1:(int)i1 Arg2:(int)i2;
++ (int)Method:(float)f Arg1:(int)i1 OtherArg:(id)obj;
++ (int)Method:(float)f SomeArg:(int)i1 OtherArg:(id)obj;
++ (int)OtherMethod:(float)f Arg1:(int)i1 Arg2:(int)i2;
+@end
+
+void test_overload2(void) {
+  [Overload2 Method:1 Arg1:1 OtherArg:ovl];
+}
+
+void msg_id(id x) {
+  [x Method:1 Arg1:1 OtherArg:ovl];
+  [[x blarg] Method:1 Arg1:1 OtherArg:ovl];
+  [id Method:1 Arg1:1 OtherArg:ovl];
+}
+
+@interface A
+- (void)method1;
+@end 
+
+@interface B : A
+- (void)method2;
+@end
+
+void test_ranking(B *b) {
+  [b method1];
+  b method1];
+}
+
+void test_overload3(Overload *ovl) {
+  ovl Method:1 Arg1:1 OtherArg:ovl];
+   Overload2 Method:1 Arg1:1 OtherArg:ovl];
+  (Overload2 Method:1 Arg1:1 OtherArg:ovl]);
+}
+
+@interface C : B
+- (void)method2;
+- (void)method3;
+@end
+
+void test_redundancy(C *c) {
+  [c method2];
+};
+
+@protocol P
+- (Class)class;
+@end
+
+@interface A () <P>
+@end
+
+@interface A ()
++ (void)class_method3;
+@end
+
+@interface A (Cat)
++ (void)class_method4;
+@end
+
+@implementation A
+- (void)method5:(A*)a {
+  [[self class] class_method4];
+}
+@end
+
+void test_missing_open_more() {
+  A *a = A class_method3];
+}
+
+void test_block_invoke(A *(^block1)(int), 
+                       int (^block2)(int), 
+                       id (^block3)(int)) {
+  [block1(5) init];
+}
+
+@interface DO
+- (void)method:(in bycopy A*)ain result:(out byref A**)aout;
+@end
+
+void test_DO(DO *d, A* a) {
+  [d method:a aout:&a];
+}
+
+// RUN: c-index-test -code-completion-at=%s:23:19 %s | FileCheck -check-prefix=CHECK-CC1 %s
+// CHECK-CC1: {TypedText categoryClassMethod} (35) (parent: ObjCCategoryDecl 'Foo(FooTestCategory)')
+// CHECK-CC1: {TypedText classMethod1:}{Placeholder (id)}{HorizontalSpace  }{TypedText withKeyword:}{Placeholder (int)} (35) (parent: ObjCInterfaceDecl 'Foo')
+// CHECK-CC1: {TypedText classMethod2} (35) (parent: ObjCInterfaceDecl 'Foo')
+// CHECK-CC1: {TypedText new} (35) (parent: ObjCInterfaceDecl 'Foo')
+// CHECK-CC1: {TypedText protocolClassMethod} (37) (parent: ObjCProtocolDecl 'FooTestProtocol')
+// CHECK-CC1: Completion contexts:
+// CHECK-CC1-NEXT: Objective-C class method
+// CHECK-CC1-NEXT: Container Kind: ObjCInterfaceDecl
+// CHECK-CC1-NEXT: Container is complete
+// CHECK-CC1-NEXT: Container USR: c:objc(cs)Foo
+// RUN: c-index-test -code-completion-at=%s:24:8 %s | FileCheck -check-prefix=CHECK-CC2 %s
+// CHECK-CC2: {TypedText categoryInstanceMethod}
+// CHECK-CC2: {TypedText instanceMethod1}
+// CHECK-CC2: {TypedText protocolInstanceMethod:}{Placeholder (int)}
+// CHECK-CC2: Completion contexts:
+// CHECK-CC2-NEXT: Objective-C instance method
+// CHECK-CC2-NEXT: Container Kind: ObjCInterfaceDecl
+// CHECK-CC2-NEXT: Container is complete
+// CHECK-CC2-NEXT: Container USR: c:objc(cs)Foo
+// RUN: c-index-test -code-completion-at=%s:61:16 %s | FileCheck -check-prefix=CHECK-CC3 %s
+// CHECK-CC3: ObjCClassMethodDecl:{ResultType int}{TypedText MyClassMethod:}{Placeholder (id)}
+// CHECK-CC3: ObjCClassMethodDecl:{ResultType int}{TypedText MyPrivateMethod}
+// RUN: c-index-test -code-completion-at=%s:65:16 %s | FileCheck -check-prefix=CHECK-CC4 %s
+// CHECK-CC4: ObjCInstanceMethodDecl:{ResultType int}{TypedText MyInstMethod:}{Placeholder (id)}{HorizontalSpace  }{TypedText second:}{Placeholder (id)}
+// CHECK-CC4: ObjCInstanceMethodDecl:{ResultType int}{TypedText MyPrivateInstMethod}
+// RUN: c-index-test -code-completion-at=%s:74:9 %s | FileCheck -check-prefix=CHECK-CC5 %s
+// CHECK-CC5: ObjCInstanceMethodDecl:{ResultType int}{TypedText MyInstMethod:}{Placeholder (id)}{HorizontalSpace  }{TypedText second:}{Placeholder (id)}
+// CHECK-CC5: ObjCInstanceMethodDecl:{ResultType int}{TypedText MySubInstMethod}
+// RUN: c-index-test -code-completion-at=%s:82:8 %s | FileCheck -check-prefix=CHECK-CC6 %s
+// CHECK-CC6: ObjCInstanceMethodDecl:{ResultType id}{TypedText protocolInstanceMethod:}{Placeholder (int)}
+// CHECK-CC6: ObjCInstanceMethodDecl:{ResultType int}{TypedText secondProtocolInstanceMethod}
+// RUN: c-index-test -code-completion-at=%s:95:8 %s | FileCheck -check-prefix=CHECK-CC7 %s
+// CHECK-CC7: ObjCInstanceMethodDecl:{ResultType int}{TypedText Method}
+// CHECK-CC7: ObjCInstanceMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (int)}
+// CHECK-CC7: ObjCInstanceMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (float)}{HorizontalSpace  }{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText Arg2:}{Placeholder (int)}
+// CHECK-CC7: ObjCInstanceMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (float)}{HorizontalSpace  }{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CC7: ObjCInstanceMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (float)}{HorizontalSpace  }{TypedText SomeArg:}{Placeholder (int)}{HorizontalSpace  }{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CC7: ObjCInstanceMethodDecl:{ResultType int}{TypedText OtherMethod:}{Placeholder (float)}{HorizontalSpace  }{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText Arg2:}{Placeholder (int)}
+// RUN: c-index-test -code-completion-at=%s:95:17 %s | FileCheck -check-prefix=CHECK-CC8 %s
+// CHECK-CC8: ObjCInstanceMethodDecl:{ResultType int}{Informative Method:}{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText Arg2:}{Placeholder (int)}
+// CHECK-CC8: ObjCInstanceMethodDecl:{ResultType int}{Informative Method:}{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CC8: ObjCInstanceMethodDecl:{ResultType int}{Informative Method:}{TypedText SomeArg:}{Placeholder (int)}{HorizontalSpace  }{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CC8-NOT: ObjCInstanceMethodDecl:{ResultType int}{Informative Method:}{TypedText }
+// RUN: c-index-test -code-completion-at=%s:95:24 %s | FileCheck -check-prefix=CHECK-CC9 %s
+// CHECK-CC9: ObjCInstanceMethodDecl:{ResultType int}{Informative Method:}{Informative Arg1:}{TypedText Arg2:}{Placeholder (int)}
+// CHECK-CC9: ObjCInstanceMethodDecl:{ResultType int}{Informative Method:}{Informative Arg1:}{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CC9: Objective-C selector: Method:Arg1:
+// RUN: c-index-test -code-completion-at=%s:61:11 %s | FileCheck -check-prefix=CHECK-CCA %s
+// CHECK-CCA: TypedefDecl:{TypedText Class}
+// CHECK-CCA-NEXT: ObjCInterfaceDecl:{TypedText Foo}
+// CHECK-CCA-NOT: FunctionDecl:{ResultType void}{TypedText func}{LeftParen (}{RightParen )}
+// CHECK-CCA:FunctionDecl:{ResultType MyClass *}{TypedText getMyClass}{LeftParen (}{RightParen )}
+// CHECK-CCA: TypedefDecl:{TypedText id}
+// CHECK-CCA: ObjCInterfaceDecl:{TypedText MyClass}
+// CHECK-CCA: ObjCInterfaceDecl:{TypedText MySubClass}
+// CHECK-CCA: {ResultType Class}{TypedText self}
+// CHECK-CCA: {TypedText super}
+// RUN: c-index-test -code-completion-at=%s:103:6 %s | FileCheck -check-prefix=CHECK-CCB %s
+// CHECK-CCB: ObjCInstanceMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (int), ...}
+// CHECK-CCB: ObjCInstanceMethodDecl:{ResultType int}{TypedText SentinelMethod:}{Placeholder (int), ...}{Text , nil}
+// RUN: c-index-test -code-completion-at=%s:116:14 %s | FileCheck -check-prefix=CHECK-CCC %s
+// CHECK-CCC: ObjCClassMethodDecl:{ResultType int}{TypedText Method}
+// CHECK-CCC: ObjCClassMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (int)}
+// CHECK-CCC: ObjCClassMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (float)}{HorizontalSpace  }{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText Arg2:}{Placeholder (int)}
+// CHECK-CCC: ObjCClassMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (float)}{HorizontalSpace  }{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CCC: ObjCClassMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (float)}{HorizontalSpace  }{TypedText SomeArg:}{Placeholder (int)}{HorizontalSpace  }{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CCC: ObjCClassMethodDecl:{ResultType int}{TypedText OtherMethod:}{Placeholder (float)}{HorizontalSpace  }{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText Arg2:}{Placeholder (int)}
+// RUN: c-index-test -code-completion-at=%s:116:23 %s | FileCheck -check-prefix=CHECK-CCD %s
+// CHECK-CCD: ObjCClassMethodDecl:{ResultType int}{Informative Method:}{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText Arg2:}{Placeholder (int)}
+// CHECK-CCD: ObjCClassMethodDecl:{ResultType int}{Informative Method:}{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CCD: ObjCClassMethodDecl:{ResultType int}{Informative Method:}{TypedText SomeArg:}{Placeholder (int)}{HorizontalSpace  }{TypedText OtherArg:}{Placeholder (id)}
+// CHECK-CCD-NOT: ObjCClassMethodDecl:{ResultType int}{Informative Method:}{TypedText }
+// CHECK-CCD: Objective-C selector: Method:
+// RUN: c-index-test -code-completion-at=%s:116:30 %s | FileCheck -check-prefix=CHECK-CCE %s
+// CHECK-CCE: ObjCClassMethodDecl:{ResultType int}{Informative Method:}{Informative Arg1:}{TypedText Arg2:}{Placeholder (int)}
+// CHECK-CCE: ObjCClassMethodDecl:{ResultType int}{Informative Method:}{Informative Arg1:}{TypedText OtherArg:}{Placeholder (id)}
+// RUN: c-index-test -code-completion-at=%s:61:11 %s | FileCheck -check-prefix=CHECK-CCF %s
+// CHECK-CCF: TypedefDecl:{TypedText Class}
+// CHECK-CCF: ObjCInterfaceDecl:{TypedText Foo}
+// CHECK-CCF-NOT: FunctionDecl:{ResultType void}{TypedText func}{LeftParen (}{RightParen )}
+// CHECK-CCF: TypedefDecl:{TypedText id}
+// CHECK-CCF: ObjCInterfaceDecl:{TypedText MyClass}
+// CHECK-CCF: ObjCInterfaceDecl:{TypedText MySubClass}
+// CHECK-CCF: {ResultType Class}{TypedText self}
+// CHECK-CCF: {TypedText super}
+// RUN: c-index-test -code-completion-at=%s:120:6 %s | FileCheck -check-prefix=CHECK-CCG %s
+// CHECK-CCG: ObjCInstanceMethodDecl:{ResultType id}{TypedText categoryInstanceMethod}
+// CHECK-CCG: ObjCInstanceMethodDecl:{ResultType id}{TypedText instanceMethod1}
+// CHECK-CCG: ObjCInstanceMethodDecl:{ResultType int}{TypedText Method}
+// CHECK-CCG: ObjCInstanceMethodDecl:{ResultType int}{TypedText MyInstMethod:}{Placeholder (id)}{HorizontalSpace  }{TypedText second:}{Placeholder (id)}
+// CHECK-CCG: ObjCInstanceMethodDecl:{ResultType int}{TypedText MyPrivateInstMethod}
+// CHECK-CCG: ObjCInstanceMethodDecl:{ResultType int}{TypedText MySubInstMethod}
+// CHECK-CCG: ObjCInstanceMethodDecl:{ResultType id}{TypedText protocolInstanceMethod:}{Placeholder (int)}
+// CHECK-CCG: ObjCInstanceMethodDecl:{ResultType int}{TypedText secondProtocolInstanceMethod}
+// RUN: c-index-test -code-completion-at=%s:121:14 %s | FileCheck -check-prefix=CHECK-CCG %s
+// RUN: c-index-test -code-completion-at=%s:122:7 %s | FileCheck -check-prefix=CHECK-CCH %s
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType id}{TypedText categoryClassMethod}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType int}{TypedText classMethod1:}{Placeholder (id)}{HorizontalSpace  }{TypedText withKeyword:}{Placeholder (int)}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType void}{TypedText classMethod2}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType int}{TypedText Method}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType int}{TypedText Method:}{Placeholder (int)}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType int}{TypedText MyClassMethod:}{Placeholder (id)}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType int}{TypedText MyPrivateMethod}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType int}{TypedText MySubClassMethod}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType int}{TypedText MySubPrivateMethod}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType id}{TypedText new}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType int}{TypedText OtherMethod:}{Placeholder (float)}{HorizontalSpace  }{TypedText Arg1:}{Placeholder (int)}{HorizontalSpace  }{TypedText Arg2:}{Placeholder (int)}
+// CHECK-CCH: ObjCClassMethodDecl:{ResultType id}{TypedText protocolClassMethod}
+// RUN: c-index-test -code-completion-at=%s:134:6 %s | FileCheck -check-prefix=CHECK-CCI %s
+// CHECK-CCI: ObjCInstanceMethodDecl:{ResultType void}{TypedText method1} (37)
+// CHECK-CCI: ObjCInstanceMethodDecl:{ResultType void}{TypedText method2} (35)
+
+// RUN: c-index-test -code-completion-at=%s:150:5 %s | FileCheck -check-prefix=CHECK-REDUNDANT %s
+// CHECK-REDUNDANT: ObjCInstanceMethodDecl:{ResultType void}{TypedText method2} (35)
+// CHECK-REDUNDANT-NOT: ObjCInstanceMethodDecl:{ResultType void}{TypedText method2}
+// CHECK-REDUNDANT: ObjCInstanceMethodDecl:{ResultType void}{TypedText method3} (35)
+
+// RUN: c-index-test -code-completion-at=%s:170:16 %s | FileCheck -check-prefix=CHECK-CLASS-RESULT %s
+// CHECK-CLASS-RESULT: ObjCClassMethodDecl:{ResultType void}{TypedText class_method3} (35)
+// CHECK-CLASS-RESULT: ObjCClassMethodDecl:{ResultType void}{TypedText class_method4} (35) (parent: ObjCCategoryDecl 'A(Cat)')
+
+// RUN: c-index-test -code-completion-at=%s:181:4 %s | FileCheck -check-prefix=CHECK-BLOCK-RECEIVER %s
+// CHECK-BLOCK-RECEIVER: ObjCInterfaceDecl:{TypedText A} (50)
+// CHECK-BLOCK-RECEIVER: ObjCInterfaceDecl:{TypedText B} (50)
+// CHECK-BLOCK-RECEIVER: ParmDecl:{ResultType A *(^)(int)}{TypedText block1} (34)
+// CHECK-BLOCK-RECEIVER-NEXT: ParmDecl:{ResultType id (^)(int)}{TypedText block3} (34)
+
+// Test code completion with a missing opening bracket:
+// RUN: c-index-test -code-completion-at=%s:135:5 %s | FileCheck -check-prefix=CHECK-CCI %s
+// RUN: c-index-test -code-completion-at=%s:139:7 %s | FileCheck -check-prefix=CHECK-CC7 %s
+// RUN: c-index-test -code-completion-at=%s:139:16 %s | FileCheck -check-prefix=CHECK-CC8 %s
+// RUN: c-index-test -code-completion-at=%s:139:23 %s | FileCheck -check-prefix=CHECK-CC9 %s
+
+// RUN: c-index-test -code-completion-at=%s:140:14 %s | FileCheck -check-prefix=CHECK-CCC %s
+// RUN: c-index-test -code-completion-at=%s:140:23 %s | FileCheck -check-prefix=CHECK-CCD %s
+// RUN: c-index-test -code-completion-at=%s:140:30 %s | FileCheck -check-prefix=CHECK-CCE %s
+// RUN: c-index-test -code-completion-at=%s:141:14 %s | FileCheck -check-prefix=CHECK-CCC %s
+// RUN: c-index-test -code-completion-at=%s:141:23 %s | FileCheck -check-prefix=CHECK-CCD %s
+// RUN: c-index-test -code-completion-at=%s:141:30 %s | FileCheck -check-prefix=CHECK-CCE %s
+
+// RUN: c-index-test -code-completion-at=%s:175:12 %s | FileCheck -check-prefix=CHECK-CLASS-RESULT %s
+
+// RUN: c-index-test -code-completion-at=%s:189:6 %s | FileCheck -check-prefix=CHECK-DISTRIB-OBJECTS %s
+// CHECK-DISTRIB-OBJECTS: ObjCInstanceMethodDecl:{ResultType void}{TypedText method:}{Placeholder (in bycopy A *)}{HorizontalSpace  }{TypedText result:}{Placeholder (out byref A **)} (35)