| // RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -o - %s -std=c++2a | FileCheck %s --implicit-check-not=cxx_global_var_init --implicit-check-not=cxa_atexit |
| |
| // RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-pch -o %t.pch %s -std=c++2a |
| // RUN: %clang_cc1 -triple x86_64-linux-gnu -include-pch %t.pch -x c++ /dev/null -emit-llvm -o - -std=c++2a | FileCheck %s --implicit-check-not=cxx_global_var_init --implicit-check-not=cxa_atexit |
| |
| // CHECK: @a = global i32 123, |
| int a = (delete new int, 123); |
| |
| struct B { |
| constexpr B() {} |
| constexpr ~B() { n *= 5; } |
| int n = 123; |
| }; |
| // CHECK: @b = global {{.*}} i32 123 |
| extern constexpr B b = B(); |
| |
| // CHECK: @_ZL1c = internal global {{.*}} i32 123 |
| const B c; |
| int use_c() { return c.n; } |
| |
| struct D { |
| int n; |
| constexpr ~D() {} |
| }; |
| D d; |
| // CHECK: @d = global {{.*}} zeroinitializer |
| |
| D d_arr[3]; |
| // CHECK: @d_arr = global {{.*}} zeroinitializer |
| |
| thread_local D d_tl; |
| // CHECK: @d_tl = thread_local global {{.*}} zeroinitializer |
| |
| // CHECK-NOT: @llvm.global_ctors |
| |
| // CHECK-LABEL: define {{.*}} @_Z1fv( |
| void f() { |
| // CHECK-NOT: call |
| // CHECK: call {{.*}}memcpy |
| // CHECK-NOT: call |
| // CHECK: call {{.*}}memset |
| // CHECK-NOT: call |
| // CHECK: } |
| constexpr B b; |
| D d = D(); |
| } |
| |
| // CHECK-LABEL: define {{.*}} @_Z1gv( |
| void g() { |
| // CHECK-NOT: call |
| // CHECK-NOT: cxa_guard |
| // CHECK-NOT: _ZGV |
| // CHECK: } |
| static constexpr B b1; |
| static const B b2; |
| static D d; |
| thread_local D d_tl; |
| } |
