| 1 | // RUN: %clang_cc1 -triple i386-unknown-unknown %s -emit-llvm -o - | FileCheck %s |
|---|
| 2 | |
|---|
| 3 | struct Base { |
|---|
| 4 | |
|---|
| 5 | void no_args_1(void (*callback)(void)); |
|---|
| 6 | __attribute__((callback(1))) void no_args_2(void (*callback1)(void), void (*callback2)(void)); |
|---|
| 7 | __attribute__((callback(callback1))) void no_args_3(void (*callback1)(void), void (*callback2)(void)); |
|---|
| 8 | |
|---|
| 9 | // TODO: There should probably be a warning or even an error for different |
|---|
| 10 | // callbacks on the same method. |
|---|
| 11 | __attribute__((callback(1))) virtual void |
|---|
| 12 | virtual_1(void (*callback)(void)); |
|---|
| 13 | |
|---|
| 14 | __attribute__((callback(callback, this, __, this))) virtual void |
|---|
| 15 | this_unknown_this(void (*callback)(Base *, Base *, Base *)); |
|---|
| 16 | }; |
|---|
| 17 | |
|---|
| 18 | // CHECK-DAG: define void @_ZN4Base9no_args_1EPFvvE({{[^!]*!callback}} ![[cid0:[0-9]+]] |
|---|
| 19 | __attribute__((callback(1))) void |
|---|
| 20 | Base::no_args_1(void (*callback)(void)) { |
|---|
| 21 | } |
|---|
| 22 | |
|---|
| 23 | // CHECK-DAG: define void @_ZN4Base9no_args_2EPFvvES1_({{[^!]*!callback}} ![[cid1:[0-9]+]] |
|---|
| 24 | __attribute__((callback(2))) void Base::no_args_2(void (*callback1)(void), void (*callback2)(void)) { |
|---|
| 25 | } |
|---|
| 26 | // CHECK-DAG: define void @_ZN4Base9no_args_3EPFvvES1_({{[^!]*!callback}} ![[cid1]] |
|---|
| 27 | __attribute__((callback(callback2))) void Base::no_args_3(void (*callback1)(void), void (*callback2)(void)) { |
|---|
| 28 | } |
|---|
| 29 | |
|---|
| 30 | // CHECK-DAG: define void @_ZN4Base17this_unknown_thisEPFvPS_S0_S0_E({{[^!]*!callback}} ![[cid2:[0-9]+]] |
|---|
| 31 | void Base::this_unknown_this(void (*callback)(Base *, Base *, Base *)) { |
|---|
| 32 | } |
|---|
| 33 | |
|---|
| 34 | struct Derived_1 : public Base { |
|---|
| 35 | __attribute__((callback(1))) virtual void |
|---|
| 36 | virtual_1(void (*callback)(void)) override; |
|---|
| 37 | }; |
|---|
| 38 | |
|---|
| 39 | // CHECK-DAG: define void @_ZN9Derived_19virtual_1EPFvvE({{[^!]*!callback}} ![[cid0]] |
|---|
| 40 | void Derived_1::virtual_1(void (*callback)(void)) {} |
|---|
| 41 | |
|---|
| 42 | struct Derived_2 : public Base { |
|---|
| 43 | void virtual_1(void (*callback)(void)) override; |
|---|
| 44 | }; |
|---|
| 45 | |
|---|
| 46 | // CHECK-DAG: define void @_ZN9Derived_29virtual_1EPFvvE |
|---|
| 47 | // CHECK-NOT: !callback |
|---|
| 48 | void Derived_2::virtual_1(void (*callback)(void)) {} |
|---|
| 49 | |
|---|
| 50 | // CHECK-DAG: ![[cid0]] = !{![[cid0b:[0-9]+]]} |
|---|
| 51 | // CHECK-DAG: ![[cid0b]] = !{i64 1, i1 false} |
|---|
| 52 | // CHECK-DAG: ![[cid1]] = !{![[cid1b:[0-9]+]]} |
|---|
| 53 | // CHECK-DAG: ![[cid1b]] = !{i64 2, i1 false} |
|---|
| 54 | // CHECK-DAG: ![[cid2]] = !{![[cid2b:[0-9]+]]} |
|---|
| 55 | // CHECK-DAG: ![[cid2b]] = !{i64 1, i64 0, i64 -1, i64 0, i1 false} |
|---|
| 56 | |
|---|