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1// RUN: %clang_cc1 -fblocks -fobjc-arc -fobjc-runtime-has-weak -debug-info-kind=limited -triple x86_64-apple-darwin -emit-llvm %s -o - | FileCheck %s2 3// CHECK: define internal void @__Block_byref_object_copy_({{.*}} !dbg ![[BYREF_COPY_SP:.*]] {4// CHECK: getelementptr inbounds {{.*}}, !dbg ![[BYREF_COPY_LOC:.*]]5 6// CHECK: !DILocalVariable(name: "foo", {{.*}}type: ![[FOOTY:[0-9]+]])7// CHECK: ![[FOOTY]] = {{.*}}!DICompositeType({{.*}}, name: "Foo"8 9// CHECK-NOT: DIFlagBlockByrefStruct10// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "__block_literal_1",11// CHECK-SAME: size: 320, elements: ![[BL_ELTS:[0-9]+]])12// CHECK: ![[BL_ELTS]] = !{{.*}}![[WFOO:[0-9]+]]}13 14// Test that the foo is aligned at an 8 byte boundary in the DWARF15// expression (256) that locates it inside of the byref descriptor:16// CHECK: ![[WFOO]] = !DIDerivedType(tag: DW_TAG_member, name: "foo",17// CHECK-SAME: baseType: ![[PTR:[0-9]+]]18// CHECK-SAME: offset: 256)19 20// CHECK: ![[PTR]] = !DIDerivedType(tag: DW_TAG_pointer_type,21// CHECK-SAME: baseType: ![[WRAPPER:[0-9]+]]22// CHECK: ![[WRAPPER]] = !DICompositeType(tag: DW_TAG_structure_type, scope:23// CHECK: elements: ![[WR_ELTS:[0-9]+]])24// CHECK: ![[WR_ELTS]] = !{{.*}}![[WFOO:[0-9]+]]}25// CHECK: ![[WFOO]] = !DIDerivedType(tag: DW_TAG_member, name: "foo",26// CHECK-SAME: baseType: ![[FOOTY]]27 28// CHECK: !DILocalVariable(name: "foo", {{.*}}type: ![[FOOTY]])29 30// CHECK: ![[BYREF_COPY_SP]] = distinct !DISubprogram(linkageName: "__Block_byref_object_copy_",31// CHECK: ![[BYREF_COPY_LOC]] = !DILocation(line: 0, scope: ![[BYREF_COPY_SP]])32 33struct Foo {34 unsigned char *data;35};36 37struct Foo2 {38 id f0;39};40 41void (^bptr)(void);42 43int func(void) {44 __attribute__((__blocks__(byref))) struct Foo foo;45 ^{ foo.data = 0; }();46 __block struct Foo2 foo2;47 bptr = ^{ foo2.f0 =0; };48 return 0;49}50