1// RUN: %clang_cc1 -fblocks -fobjc-arc -fobjc-runtime-has-weak -g -triple x86_64-apple-darwin -O0 -emit-llvm %s -o - | FileCheck %s
2
3// Test that the foo is aligned at an 8 byte boundary in the DWARF
4// expression (256) that locates it inside of the byref descriptor:
5// CHECK: metadata !"foo", i32 0, i64 {{[0-9]+}}, i64 64, i64 256, i32 0, metadata
6
7@interface NSObject {
8}
9@end
10typedef struct Buffer *BufferRef;
11typedef struct Foo_s {
12    unsigned char *data;
13} Foo;
14@interface FileReader : NSObject {
15}
16@end
17@implementation FileReader
18- (BufferRef) bar:(int *)index
19{
20  __attribute__((__blocks__(byref))) Foo foo;
21  return 0;
22}
23@end
24