1 files changed, 123 insertions, 0 deletions
diff --git a/test/CodeGenObjC/block-var-layout.m b/test/CodeGenObjC/block-var-layout.m
new file mode 100644
index 0000000..bf9ba8d
--- /dev/null
+++ b/test/CodeGenObjC/block-var-layout.m
@@ -0,0 +1,123 @@
+// RUN: %clang_cc1 -fblocks -fobjc-gc -triple x86_64-apple-darwin -O0 -S %s -o %t-64.s
+// RUN: FileCheck -check-prefix LP64 --input-file=%t-64.s %s
+// RUN: %clang_cc1 -x objective-c++ -fblocks -fobjc-gc -triple x86_64-apple-darwin -O0 -S %s -o %t-64.s
+// RUN: FileCheck -check-prefix LP64 --input-file=%t-64.s %s
+
+struct S {
+    int i1;
+    id o1;
+    struct V {
+     int i2;
+     id o2;
+    } v1;
+    int i3;
+    id o3;
+};
+
+__weak id wid;
+void x(id y) {}
+void y(int a) {}
+
+void f() {
+    __block int byref_int = 0;
+    char ch = 'a';
+    char ch1 = 'b';
+    char ch2 = 'c';
+    short sh = 2;
+    const id bar = (id)0;
+    id baz = 0;
+    __strong void *strong_void_sta;
+    __block id byref_bab = (id)0;
+    __block void *bl_var1;
+    int i; double dob;
+
+    void (^b)() = ^{
+        byref_int = sh + ch+ch1+ch2 ;
+        x(bar);
+        x(baz);
+        x((id)strong_void_sta);
+        x(byref_bab);
+    };    
+    b();
+
+// Test 2
+    void (^c)() = ^{
+        byref_int = sh + ch+ch1+ch2 ;
+        x(bar);
+        x(baz);
+        x((id)strong_void_sta);
+        x(wid);
+        bl_var1 = 0;
+        x(byref_bab);
+    };    
+    c();
+
+// Test 3
+void (^d)() = ^{
+        byref_int = sh + ch+ch1+ch2 ;
+        x(bar);
+        x(baz);
+        x(wid);
+        bl_var1 = 0; 
+        y(i + dob);
+        x(byref_bab);
+    };    
+    d();
+
+// Test4
+    struct S s2;
+    void (^e)() = ^{
+        x(s2.o1);
+    };    
+    e();
+}
+
+// Test 5 (unions/structs and their nesting):
+void Test5() {
+struct S5 {
+    int i1;
+    id o1;
+    struct V {
+     int i2;
+     id o2;
+    } v1;
+    int i3;
+    union UI {
+        void * i1;
+        id o1;
+        int i3;
+        id o3;
+    }ui;
+};
+
+union U {
+        void * i1;
+        id o1;
+        int i3;
+        id o3;
+}ui;
+
+struct S5 s2;
+union U u2;
+void (^c)() = ^{
+    x(s2.ui.o1);
+    x(u2.o1);
+};
+c();
+
+}
+
+// CHECK-LP64: L_OBJC_CLASS_NAME_:
+// CHECK-LP64-NEXT: .asciz      "A\024"
+
+// CHECK-LP64: L_OBJC_CLASS_NAME_1:
+// CHECK-LP64-NEXT: .asciz   "A\025"
+
+// CHECK-LP64: L_OBJC_CLASS_NAME_6:
+// CHECK-LP64-NEXT: .asciz   "A\023!"
+
+// CHECK-LP64: L_OBJC_CLASS_NAME_11:
+// CHECK-LP64-NEXT: .asciz   "Q\021\021"
+
+// CHECK-LP64: L_OBJC_CLASS_NAME_14:
+// CHECK-LP64-NEXT: .asciz   "Q\021\022p"