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

1 files changed, 175 insertions, 0 deletions

diff --git a/clang/test/CodeGenObjC/messages-2.m b/clang/test/CodeGenObjC/messages-2.m
new file mode 100644
index 0000000..7c9d81c
--- /dev/null
+++ b/clang/test/CodeGenObjC/messages-2.m
@@ -0,0 +1,175 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-fragile-abi -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-NF
+
+// Most of this test is apparently just verifying that we don't crash.
+
+int printf(const char *, ...);
+
+@interface Root
+@end
+
+typedef struct {
+  int x, y, z[10];
+} MyPoint;
+typedef struct {
+  float width, height;
+} MySize;
+
+@interface A : Root
++(void) printThisInt: (int) arg0 andThatFloat: (float) arg1 andADouble: (double) arg2 andAPoint: (MyPoint) arg3;
++(float) returnAFloat;
++(double) returnADouble;
++(MyPoint) returnAPoint;
++(void) printThisSize: (MySize) arg0;
++(MySize) returnASize;
+
+-(void) printThisInt: (int) arg0 andThatFloat: (float) arg1 andADouble: (double) arg2 andAPoint: (MyPoint) arg3;
+-(float) returnAFloat;
+-(double) returnADouble;
+-(MyPoint) returnAPoint;
+-(void) printThisSize: (MySize) arg0;
+-(MySize) returnASize;
+@end
+@interface B : A
+@end
+
+@implementation A
++(void) printThisInt: (int) arg0 andThatFloat: (float) arg1 andADouble: (double) arg2 andAPoint: (MyPoint) arg3 {
+  printf("(CLASS) theInt: %d, theFloat: %f, theDouble: %f, thePoint: { %d, %d }\n",
+         arg0, arg1, arg2, arg3.x, arg3.y);
+}
++(float) returnAFloat {
+  return 15.;
+}
++(double) returnADouble {
+  return 25.;
+}
++(MyPoint) returnAPoint {
+  MyPoint x = { 35, 45 };
+  return x;
+}
++(void) printThisSize: (MySize) arg0 {
+  printf("(CLASS) theSize: { %f, %f }\n",
+         arg0.width, arg0.height);
+}
++(MySize) returnASize {
+  MySize x = { 32, 44 };
+  return x;
+}
+
+-(void) printThisInt: (int) arg0 andThatFloat: (float) arg1 andADouble: (double) arg2 andAPoint: (MyPoint) arg3 {
+  printf("theInt: %d, theFloat: %f, theDouble: %f, thePoint: { %d, %d }\n",
+         arg0, arg1, arg2, arg3.x, arg3.y);
+}
+-(float) returnAFloat {
+  return 10.;
+}
+-(double) returnADouble {
+  return 20.;
+}
+-(MyPoint) returnAPoint {
+  MyPoint x = { 30, 40 };
+  return x;
+}
+-(void) printThisSize: (MySize) arg0 {
+  printf("theSize: { %f, %f }\n",
+         arg0.width, arg0.height);
+}
+-(MySize) returnASize {
+  MySize x = { 22, 34 };
+  return x;
+}
+@end
+
+@implementation B
++(void) printThisInt: (int) arg0 andThatFloat: (float) arg1 andADouble: (double) arg2 andAPoint: (MyPoint) arg3 {
+  arg3.x *= 2;
+  arg3.y *= 2;
+  [ super printThisInt: arg0*2 andThatFloat: arg1*2 andADouble: arg2*2 andAPoint: arg3 ];
+}
++(void) printThisSize: (MySize) arg0 {
+  arg0.width *= 2;
+  arg0.height *= 2;
+  [ super printThisSize: arg0 ];
+}
++(float) returnAFloat {
+  return [ super returnAFloat ]*2;
+}
++(double) returnADouble {
+  return [ super returnADouble ]*2;
+}
++(MyPoint) returnAPoint {
+  MyPoint x = [ super returnAPoint ];
+  x.x *= 2;
+  x.y *= 2;
+  return x;
+}
++(MySize) returnASize {
+  MySize x = [ super returnASize ];
+  x.width *= 2;
+  x.height *= 2;
+  return x;
+}
+
+-(void) printThisInt: (int) arg0 andThatFloat: (float) arg1 andADouble: (double) arg2 andAPoint: (MyPoint) arg3 {
+  arg3.x *= 2;
+  arg3.y *= 2;
+  [ super printThisInt: arg0*2 andThatFloat: arg1*2 andADouble: arg2*2 andAPoint: arg3 ];
+}
+-(void) printThisSize: (MySize) arg0 {
+  arg0.width *= 2;
+  arg0.height *= 2;
+  [ super printThisSize: arg0 ];
+}
+-(float) returnAFloat {
+  return [ super returnAFloat ]*2;
+}
+-(double) returnADouble {
+  return [ super returnADouble ]*2;
+}
+-(MyPoint) returnAPoint {
+  MyPoint x = [ super returnAPoint ];
+  x.x *= 2;
+  x.y *= 2;
+  return x;
+}
+-(MySize) returnASize {
+  MySize x = [ super returnASize ];
+  x.width *= 2;
+  x.height *= 2;
+  return x;
+}
+-(const float) returnAConstFloat {
+  return 5;
+}
+@end
+
+// rdar://problem/7854674
+// CHECK:    define void @test0([[A:%.*]]*
+// CHECK-NF: define void @test0([[A:%.*]]*
+void test0(A *x) {
+  // CHECK:         [[X:%.*]] = alloca [[A]]*
+  // CHECK-NEXT:    [[POINT:%.*]] = alloca [[POINT_T:%.*]],
+  // CHECK:         [[T0:%.*]] = load [[A]]** [[X]]
+  // CHECK:         [[T1:%.*]] = bitcast [[A]]* [[T0]] to i8*
+  // CHECK-NEXT:    icmp eq i8* [[T1]], null
+  // CHECK-NEXT:    br i1
+  // CHECK:         call {{.*}} @objc_msgSend_stret to
+  // CHECK-NEXT:    br label
+  // CHECK:         [[T0:%.*]] = bitcast [[POINT_T]]* [[POINT]] to i8*
+  // CHECK-NEXT:    call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 48, i32 4, i1 false)
+  // CHECK-NEXT:    br label
+
+  // CHECK-NF:      [[X:%.*]] = alloca [[A]]*
+  // CHECK-NF-NEXT: [[POINT:%.*]] = alloca [[POINT_T:%.*]],
+  // CHECK-NF:      [[T0:%.*]] = load [[A]]** [[X]]
+  // CHECK-NF:      [[T1:%.*]] = bitcast [[A]]* [[T0]] to i8*
+  // CHECK-NF-NEXT: icmp eq i8* [[T1]], null
+  // CHECK-NF-NEXT: br i1
+  // CHECK-NF:      call {{.*}} @objc_msgSend_stret to
+  // CHECK-NF-NEXT: br label
+  // CHECK-NF:      [[T0:%.*]] = bitcast [[POINT_T]]* [[POINT]] to i8*
+  // CHECK-NF-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 48, i32 4, i1 false)
+  // CHECK-NF-NEXT: br label
+  MyPoint point = [x returnAPoint];
+}