56 lines
2.2 KiB
C++
56 lines
2.2 KiB
C++
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// RUN: %clang_cc1 -triple i386-unknown-unknown %s -emit-llvm -o - | FileCheck %s
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struct Base {
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void no_args_1(void (*callback)(void));
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__attribute__((callback(1))) void no_args_2(void (*callback1)(void), void (*callback2)(void));
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__attribute__((callback(callback1))) void no_args_3(void (*callback1)(void), void (*callback2)(void));
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// TODO: There should probably be a warning or even an error for different
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// callbacks on the same method.
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__attribute__((callback(1))) virtual void
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virtual_1(void (*callback)(void));
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__attribute__((callback(callback, this, __, this))) virtual void
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this_unknown_this(void (*callback)(Base *, Base *, Base *));
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};
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// CHECK-DAG: define{{.*}} void @_ZN4Base9no_args_1EPFvvE({{[^!]*!callback}} ![[cid0:[0-9]+]]
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__attribute__((callback(1))) void
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Base::no_args_1(void (*callback)(void)) {
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}
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// CHECK-DAG: define{{.*}} void @_ZN4Base9no_args_2EPFvvES1_({{[^!]*!callback}} ![[cid1:[0-9]+]]
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__attribute__((callback(2))) void Base::no_args_2(void (*callback1)(void), void (*callback2)(void)) {
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}
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// CHECK-DAG: define{{.*}} void @_ZN4Base9no_args_3EPFvvES1_({{[^!]*!callback}} ![[cid1]]
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__attribute__((callback(callback2))) void Base::no_args_3(void (*callback1)(void), void (*callback2)(void)) {
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}
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// CHECK-DAG: define{{.*}} void @_ZN4Base17this_unknown_thisEPFvPS_S0_S0_E({{[^!]*!callback}} ![[cid2:[0-9]+]]
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void Base::this_unknown_this(void (*callback)(Base *, Base *, Base *)) {
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}
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struct Derived_1 : public Base {
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__attribute__((callback(1))) virtual void
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virtual_1(void (*callback)(void)) override;
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};
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// CHECK-DAG: define{{.*}} void @_ZN9Derived_19virtual_1EPFvvE({{[^!]*!callback}} ![[cid0]]
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void Derived_1::virtual_1(void (*callback)(void)) {}
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struct Derived_2 : public Base {
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void virtual_1(void (*callback)(void)) override;
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};
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// CHECK-DAG: define{{.*}} void @_ZN9Derived_29virtual_1EPFvvE
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// CHECK-NOT: !callback
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void Derived_2::virtual_1(void (*callback)(void)) {}
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// CHECK-DAG: ![[cid0]] = !{![[cid0b:[0-9]+]]}
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// CHECK-DAG: ![[cid0b]] = !{i64 1, i1 false}
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// CHECK-DAG: ![[cid1]] = !{![[cid1b:[0-9]+]]}
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// CHECK-DAG: ![[cid1b]] = !{i64 2, i1 false}
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// CHECK-DAG: ![[cid2]] = !{![[cid2b:[0-9]+]]}
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// CHECK-DAG: ![[cid2b]] = !{i64 1, i64 0, i64 -1, i64 0, i1 false}
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