xref: /aosp_15_r20/external/clang/test/CodeGenObjC/block-byref-debuginfo.m (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// RUN: %clang_cc1 -fblocks -fobjc-arc -fobjc-runtime-has-weak -debug-info-kind=limited -triple x86_64-apple-darwin -emit-llvm %s -o - | FileCheck %s
2*67e74705SXin Li
3*67e74705SXin Li// rdar://problem/14386148
4*67e74705SXin Li// Test that the foo is aligned at an 8 byte boundary in the DWARF
5*67e74705SXin Li// expression (256) that locates it inside of the byref descriptor:
6*67e74705SXin Li// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "foo",
7*67e74705SXin Li// CHECK-NOT:            line:
8*67e74705SXin Li// CHECK-SAME:           align: 64
9*67e74705SXin Li// CHECK-SAME:           offset: 256
10*67e74705SXin Li
11*67e74705SXin Listruct Foo {
12*67e74705SXin Li  unsigned char *data;
13*67e74705SXin Li};
14*67e74705SXin Liint func() {
15*67e74705SXin Li  __attribute__((__blocks__(byref))) struct Foo foo;
16*67e74705SXin Li  return 0;
17*67e74705SXin Li}
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