| // RUN: %clang_cc1 %s -std=c++1y -triple=x86_64-pc-linux -emit-llvm -o - | FileCheck --check-prefix=ELF --check-prefix=ALL %s |
| // RUN: %clang_cc1 %s -std=c++1y -triple=x86_64-apple-darwin -emit-llvm -o - | FileCheck --check-prefix=MACHO --check-prefix=ALL %s |
| // RUN: %clang_cc1 %s -std=c++1y -triple=x86_64-pc-linux -emit-llvm -fdeclspec -DSELECTANY -o - | FileCheck --check-prefix=ELF-SELECTANY %s |
| |
| #ifdef SELECTANY |
| struct S { |
| S(); |
| ~S(); |
| }; |
| |
| int f(); |
| |
| // ELF-SELECTANY: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr @__cxx_global_var_init, ptr @selectany }] |
| // ELF-SELECTANY: @llvm.used = appending global [1 x ptr] [ptr @selectany] |
| int __declspec(selectany) selectany = f(); |
| |
| #else |
| |
| // ALL: ; ModuleID |
| |
| extern "C" int foo(); |
| |
| template<typename T> struct A { static int a; }; |
| template<typename T> int A<T>::a = foo(); |
| |
| // ALLK-NOT: @_ZN1AIcE1aE |
| template<> int A<char>::a; |
| |
| // ALL: @_ZN1AIbE1aE ={{.*}} global i32 10 |
| template<> int A<bool>::a = 10; |
| |
| // ALL: @llvm.global_ctors = appending global [16 x { i32, ptr, ptr }] |
| |
| // ELF: [{ i32, ptr, ptr } { i32 65535, ptr @[[unordered:[^,]*]], ptr @_ZN1AIsE1aE }, |
| // MACHO: [{ i32, ptr, ptr } { i32 65535, ptr @[[unordered:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered7:[^,]*]], ptr @_Z1xIsE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered7:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered10:[^,]*]], ptr @_ZN2ns1aIiE1iE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered10:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered11:[^,]*]], ptr @_ZN2ns1b1iIiEE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered11:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered14:[^,]*]], ptr @_ZN1AIvE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered14:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered15:[^,]*]], ptr @_Z1xIcE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered15:[^,]*]], ptr null }, |
| |
| // ALL: { i32, ptr, ptr } { i32 65535, ptr @[[unordered16:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered19:[^,]*]], ptr @_ZN3FibILi2EE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered19:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered18:[^,]*]], ptr @_ZN3FibILi3EE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered18:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered20:[^,]*]], ptr @_ZN3FibILi4EE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered20:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered17:[^,]*]], ptr @_ZN3FibILi5EE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered17:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered23:[^,]*]], ptr @_ZN4Fib2ILi2EE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered23:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered24:[^,]*]], ptr @_ZN4Fib2ILi3EE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered24:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered22:[^,]*]], ptr @_ZN4Fib2ILi4EE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered22:[^,]*]], ptr null }, |
| |
| // ELF: { i32, ptr, ptr } { i32 65535, ptr @[[unordered21:[^,]*]], ptr @_ZN4Fib2ILi5EE1aE }, |
| // MACHO: { i32, ptr, ptr } { i32 65535, ptr @[[unordered21:[^,]*]], ptr null }, |
| |
| // ALL: { i32, ptr, ptr } { i32 65535, ptr @_GLOBAL__sub_I_static_member_variable_explicit_specialization.cpp, ptr null }] |
| |
| /// llvm.used ensures SHT_INIT_ARRAY in a section group cannot be GCed. |
| // ELF: @llvm.used = appending global [14 x ptr] [ptr @_ZN1AIsE1aE, ptr @_Z1xIsE, ptr @_ZN2ns1aIiE1iE, ptr @_ZN2ns1b1iIiEE, ptr @_ZN1AIvE1aE, ptr @_Z1xIcE, ptr @_ZN3FibILi5EE1aE, ptr @_ZN3FibILi3EE1aE, ptr @_ZN3FibILi2EE1aE, ptr @_ZN3FibILi4EE1aE, ptr @_ZN4Fib2ILi5EE1aE, ptr @_ZN4Fib2ILi4EE1aE, ptr @_ZN4Fib2ILi2EE1aE, ptr @_ZN4Fib2ILi3EE1aE] |
| |
| template int A<short>::a; // Unordered |
| int b = foo(); |
| int c = foo(); |
| int d = A<void>::a; // Unordered |
| |
| // An explicit specialization is ordered, and goes in __GLOBAL_sub_I_static_member_variable_explicit_specialization.cpp. |
| template<> struct A<int> { static int a; }; |
| int A<int>::a = foo(); |
| |
| template<typename T> struct S { static T x; static T y; }; |
| template<> int S<int>::x = foo(); |
| template<> int S<int>::y = S<int>::x; |
| |
| template<typename T> T x = foo(); |
| template short x<short>; // Unordered |
| template<> int x<int> = foo(); |
| int e = x<char>; // Unordered |
| |
| namespace ns { |
| template <typename T> struct a { |
| static int i; |
| }; |
| template<typename T> int a<T>::i = foo(); |
| template struct a<int>; |
| |
| struct b { |
| template <typename T> static T i; |
| }; |
| template<typename T> T b::i = foo(); |
| template int b::i<int>; |
| } |
| |
| namespace { |
| template<typename T> struct Internal { static int a; }; |
| template<typename T> int Internal<T>::a = foo(); |
| } |
| int *use_internal_a = &Internal<int>::a; |
| |
| template<int n> struct Fib { static int a; }; |
| template<> int Fib<0>::a = 0; |
| template<> int Fib<1>::a = 1; |
| template<int n> int Fib<n>::a = Fib<n-2>::a + Fib<n-1>::a; |
| int f = Fib<5>::a; |
| |
| template<int n> struct Fib2 { static int a; }; |
| template<> int Fib2<0>::a = 0; |
| template<> int Fib2<1>::a = 1; |
| template<int n> int Fib2<n>::a = Fib2<n-1>::a + Fib2<n-2>::a; |
| int f2 = Fib2<5>::a; |
| |
| #endif |
| |
| // ALL: define internal void @[[unordered]]( |
| // ALL: call i32 @foo() |
| // ALL: store {{.*}} @_ZN1AIsE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered7]]( |
| // ALL: call i32 @foo() |
| // ALL: store {{.*}} @_Z1xIsE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered10]]( |
| // ALL: call i32 @foo() |
| // ALL: store {{.*}} @_ZN2ns1aIiE1iE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered11]]( |
| // ALL: call i32 @foo() |
| // ALL: store {{.*}} @_ZN2ns1b1iIiEE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered15]]( |
| // ALL: call i32 @foo() |
| // ALL: store {{.*}} @_Z1xIcE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered16]]( |
| // ALL: call i32 @foo() |
| // ALL: store {{.*}} @_ZN12_GLOBAL__N_18InternalIiE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered17]]( |
| // ALL: store {{.*}} @_ZN3FibILi5EE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered18]]( |
| // ALL: store {{.*}} @_ZN3FibILi3EE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered19]]( |
| // ALL: store {{.*}} @_ZN3FibILi2EE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered20]]( |
| // ALL: store {{.*}} @_ZN3FibILi4EE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered21]]( |
| // ALL: store {{.*}} @_ZN4Fib2ILi5EE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered22]]( |
| // ALL: store {{.*}} @_ZN4Fib2ILi4EE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered23]]( |
| // ALL: store {{.*}} @_ZN4Fib2ILi2EE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @[[unordered24]]( |
| // ALL: store {{.*}} @_ZN4Fib2ILi3EE1aE |
| // ALL: ret |
| |
| // ALL: define internal void @_GLOBAL__sub_I_static_member_variable_explicit_specialization.cpp() |
| // We call unique stubs for every ordered dynamic initializer in the TU. |
| // ALL: call |
| // ALL: call |
| // ALL: call |
| // ALL: call |
| // ALL: call |
| // ALL: call |
| // ALL: call |
| // ALL: call |
| // ALL: call |
| // ALL: call |
| // ALL-NOT: call |
| // ALL: ret |