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// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-macosx10.7.0 -emit-llvm -o - %s | FileCheck %s
// CHECK: @_ZZNK7PR12917IJiiEE1nMUlvE_clEvE1n = linkonce_odr global i32 0
// CHECK: @_ZZZN7PR12917IJicdEEC1EicdEd_NKUlvE_clEvE1n = linkonce_odr global i32 0
// CHECK: @_ZZZN7PR12917IJicdEEC1EicdEd0_NKUlvE_clEvE1n = linkonce_odr global i32 0
// CHECK: @_ZZZN7PR12917IJicdEEC1EicdEd1_NKUlvE_clEvE1n = linkonce_odr global i32 0
// CHECK-LABEL: define linkonce_odr void @_Z11inline_funci
inline void inline_func(int n) {
// CHECK: call i32 @_ZZ11inline_funciENKUlvE_clEv
int i = []{ return 1; }();
// CHECK: call i32 @_ZZ11inline_funciENKUlvE0_clEv
int j = [=] { return n + i; }();
// CHECK: call double @_ZZ11inline_funciENKUlvE1_clEv
int k = [=] () -> double { return n + i; }();
// CHECK: call i32 @_ZZ11inline_funciENKUliE_clEi
int l = [=] (int x) -> int { return x + i; }(n);
int inner(int i = []{ return 17; }());
// CHECK: call i32 @_ZZ11inline_funciENKUlvE2_clEv
// CHECK-NEXT: call i32 @_Z5inneri
inner();
// CHECK-NEXT: ret void
}
void call_inline_func() {
inline_func(17);
}
struct S {
void f(int = []{return 1;}()
+ []{return 2;}(),
int = []{return 3;}());
void g(int, int);
};
void S::g(int i = []{return 1;}(),
int j = []{return 2; }()) {}
// CHECK-LABEL: define void @_Z6test_S1S
void test_S(S s) {
// CHECK: call i32 @_ZZN1S1fEiiEd0_NKUlvE_clEv
// CHECK-NEXT: call i32 @_ZZN1S1fEiiEd0_NKUlvE0_clEv
// CHECK-NEXT: add nsw i32
// CHECK-NEXT: call i32 @_ZZN1S1fEiiEd_NKUlvE_clEv
// CHECK-NEXT: call void @_ZN1S1fEii
s.f();
// NOTE: These manglings don't actually matter that much, because
// the lambdas in the default arguments of g() won't be seen by
// multiple translation units. We check them mainly to ensure that they don't
// get the special mangling for lambdas in in-class default arguments.
// CHECK: call i32 @"_ZNK1S3$_0clEv"
// CHECK-NEXT: call i32 @"_ZNK1S3$_1clEv"
// CHECK-NEXT: call void @_ZN1S1gEi
s.g();
// CHECK-NEXT: ret void
}
// Check the linkage of the lambda call operators used in test_S.
// CHECK-LABEL: define linkonce_odr i32 @_ZZN1S1fEiiEd0_NKUlvE_clEv
// CHECK: ret i32 1
// CHECK-LABEL: define linkonce_odr i32 @_ZZN1S1fEiiEd0_NKUlvE0_clEv
// CHECK: ret i32 2
// CHECK-LABEL: define linkonce_odr i32 @_ZZN1S1fEiiEd_NKUlvE_clEv
// CHECK: ret i32 3
// CHECK-LABEL: define internal i32 @"_ZNK1S3$_0clEv"
// CHECK: ret i32 1
// CHECK-LABEL: define internal i32 @"_ZNK1S3$_1clEv"
// CHECK: ret i32 2
template<typename T>
struct ST {
void f(T = []{return T() + 1;}()
+ []{return T() + 2;}(),
T = []{return T(3);}());
};
// CHECK-LABEL: define void @_Z7test_ST2STIdE
void test_ST(ST<double> st) {
// CHECK: call double @_ZZN2STIdE1fEddEd0_NKUlvE_clEv
// CHECK-NEXT: call double @_ZZN2STIdE1fEddEd0_NKUlvE0_clEv
// CHECK-NEXT: fadd double
// CHECK-NEXT: call double @_ZZN2STIdE1fEddEd_NKUlvE_clEv
// CHECK-NEXT: call void @_ZN2STIdE1fEdd
st.f();
// CHECK-NEXT: ret void
}
// Check the linkage of the lambda call operators used in test_ST.
// CHECK-LABEL: define linkonce_odr double @_ZZN2STIdE1fEddEd0_NKUlvE_clEv
// CHECK: ret double 1
// CHECK-LABEL: define linkonce_odr double @_ZZN2STIdE1fEddEd0_NKUlvE0_clEv
// CHECK: ret double 2
// CHECK-LABEL: define linkonce_odr double @_ZZN2STIdE1fEddEd_NKUlvE_clEv
// CHECK: ret double 3
template<typename T>
struct StaticMembers {
static T x;
static T y;
static T z;
static int (*f)();
};
template<typename T> int accept_lambda(T);
template<typename T>
T StaticMembers<T>::x = []{return 1;}() + []{return 2;}();
template<typename T>
T StaticMembers<T>::y = []{return 3;}();
template<typename T>
T StaticMembers<T>::z = accept_lambda([]{return 4;});
template<typename T>
int (*StaticMembers<T>::f)() = []{return 5;};
// CHECK-LABEL: define internal void @__cxx_global_var_init()
// CHECK: call i32 @_ZNK13StaticMembersIfE1xMUlvE_clEv
// CHECK-NEXT: call i32 @_ZNK13StaticMembersIfE1xMUlvE0_clEv
// CHECK-NEXT: add nsw
// CHECK-LABEL: define linkonce_odr i32 @_ZNK13StaticMembersIfE1xMUlvE_clEv
// CHECK: ret i32 1
// CHECK-LABEL: define linkonce_odr i32 @_ZNK13StaticMembersIfE1xMUlvE0_clEv
// CHECK: ret i32 2
template float StaticMembers<float>::x;
// CHECK-LABEL: define internal void @__cxx_global_var_init1()
// CHECK: call i32 @_ZNK13StaticMembersIfE1yMUlvE_clEv
// CHECK-LABEL: define linkonce_odr i32 @_ZNK13StaticMembersIfE1yMUlvE_clEv
// CHECK: ret i32 3
template float StaticMembers<float>::y;
// CHECK-LABEL: define internal void @__cxx_global_var_init2()
// CHECK: call i32 @_Z13accept_lambdaIN13StaticMembersIfE1zMUlvE_EEiT_
// CHECK: declare i32 @_Z13accept_lambdaIN13StaticMembersIfE1zMUlvE_EEiT_()
template float StaticMembers<float>::z;
// CHECK-LABEL: define internal void @__cxx_global_var_init3()
// CHECK: call {{.*}} @_ZNK13StaticMembersIfE1fMUlvE_cvPFivEEv
// CHECK-LABEL: define linkonce_odr i32 ()* @_ZNK13StaticMembersIfE1fMUlvE_cvPFivEEv
template int (*StaticMembers<float>::f)();
// CHECK-LABEL: define internal void @__cxx_global_var_init4
// CHECK: call i32 @"_ZNK13StaticMembersIdE3$_2clEv"
// CHECK-LABEL: define internal i32 @"_ZNK13StaticMembersIdE3$_2clEv"
// CHECK: ret i32 42
template<> double StaticMembers<double>::z = []{return 42; }();
template<typename T>
void func_template(T = []{ return T(); }());
// CHECK-LABEL: define void @_Z17use_func_templatev()
void use_func_template() {
// CHECK: call i32 @"_ZZ13func_templateIiEvT_ENK3$_3clEv"
func_template<int>();
}
template<typename...T> struct PR12917 {
PR12917(T ...t = []{ static int n = 0; return ++n; }());
static int n[3];
};
template<typename...T> int PR12917<T...>::n[3] = {
[]{ static int n = 0; return ++n; }()
};
// CHECK: call i32 @_ZZN7PR12917IJicdEEC1EicdEd1_NKUlvE_clEv(
// CHECK: call i32 @_ZZN7PR12917IJicdEEC1EicdEd0_NKUlvE_clEv(
// CHECK: call i32 @_ZZN7PR12917IJicdEEC1EicdEd_NKUlvE_clEv(
// CHECK: call void @_ZN7PR12917IJicdEEC1Eicd(
PR12917<int, char, double> pr12917;
int *pr12917_p = PR12917<int, int>::n;
namespace std {
struct type_info;
}
namespace PR12123 {
struct A { virtual ~A(); } g;
struct B {
void f(const std::type_info& x = typeid([]()->A& { return g; }()));
void h();
};
void B::h() { f(); }
}
// CHECK-LABEL: define linkonce_odr %"struct.PR12123::A"* @_ZZN7PR121231B1fERKSt9type_infoEd_NKUlvE_clEv
namespace PR12808 {
template <typename> struct B {
int a;
template <typename L> constexpr B(L&& x) : a(x()) { }
};
template <typename> void b(int) {
[&]{ (void)B<int>([&]{ return 1; }); }();
}
void f() {
b<int>(1);
}
// CHECK-LABEL: define linkonce_odr void @_ZZN7PR128081bIiEEviENKUlvE_clEv
// CHECK-LABEL: define linkonce_odr i32 @_ZZZN7PR128081bIiEEviENKUlvE_clEvENKUlvE_clEv
}
// CHECK-LABEL: define linkonce_odr void @_Z1fIZZNK23TestNestedInstantiationclEvENKUlvE_clEvEUlvE_EvT_
struct Members {
int x = [] { return 1; }() + [] { return 2; }();
int y = [] { return 3; }();
};
void test_Members() {
// CHECK-LABEL: define linkonce_odr void @_ZN7MembersC2Ev
// CHECK: call i32 @_ZNK7Members1xMUlvE_clEv
// CHECK-NEXT: call i32 @_ZNK7Members1xMUlvE0_clE
// CHECK-NEXT: add nsw i32
// CHECK: call i32 @_ZNK7Members1yMUlvE_clEv
Members members;
// CHECK: ret void
}
template<typename P> void f(P) { }
struct TestNestedInstantiation {
void operator()() const {
[]() -> void {
return f([]{});
}();
}
};
void test_NestedInstantiation() {
TestNestedInstantiation()();
}
// Check the linkage of the lambdas used in test_Members.
// CHECK-LABEL: define linkonce_odr i32 @_ZNK7Members1xMUlvE_clEv
// CHECK: ret i32 1
// CHECK-LABEL: define linkonce_odr i32 @_ZNK7Members1xMUlvE0_clEv
// CHECK: ret i32 2
// CHECK-LABEL: define linkonce_odr i32 @_ZNK7Members1yMUlvE_clEv
// CHECK: ret i32 3
// Check linkage of the various lambdas.
// CHECK-LABEL: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE_clEv
// CHECK: ret i32 1
// CHECK-LABEL: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE0_clEv
// CHECK: ret i32
// CHECK-LABEL: define linkonce_odr double @_ZZ11inline_funciENKUlvE1_clEv
// CHECK: ret double
// CHECK-LABEL: define linkonce_odr i32 @_ZZ11inline_funciENKUliE_clEi
// CHECK: ret i32
// CHECK-LABEL: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE2_clEv
// CHECK: ret i32 17
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