1 // RUN: %clang_cc1 -std=c++11 -emit-llvm -o - -triple x86_64-linux-gnu %s | FileCheck %s --check-prefixes=CHECK,CHECK-CXX11 2 // RUN: %clang_cc1 -std=c++2a -emit-llvm -o - -triple x86_64-linux-gnu %s | FileCheck %s --check-prefixes=CHECK,CHECK-CXX2A 3 4 // CHECK-DAG: @__const._Z1fi.a = private unnamed_addr constant {{.*}} { i32 1, [2 x i32] [i32 2, i32 3], [3 x i32] [i32 4, i32 5, i32 6] } 5 // CHECK-CXX11-DAG: @_ZN7PR422765State1mE.const = private unnamed_addr constant [2 x { i64, i64 }] [{ {{.*}} @_ZN7PR422765State2f1Ev {{.*}}, i64 0 }, { {{.*}} @_ZN7PR422765State2f2Ev {{.*}}, i64 0 }] 6 // CHECK-CXX2A-DAG: @_ZN7PR422765State1mE = linkonce_odr constant [2 x { i64, i64 }] [{ {{.*}} @_ZN7PR422765State2f1Ev {{.*}}, i64 0 }, { {{.*}} @_ZN7PR422765State2f2Ev {{.*}}, i64 0 }], comdat 7 8 struct A { int x, y[2]; int arr[3]; }; 9 // CHECK-LABEL: define{{.*}} i32 @_Z1fi( 10 int f(int i) { 11 // CHECK: call void {{.*}}memcpy{{.*}}({{.*}}, {{.*}} @__const._Z1fi.a 12 constexpr A a = {1, 2, 3, 4, 5, 6}; 13 14 // CHECK-LABEL: define {{.*}}@"_ZZ1fiENK3$_0clEiM1Ai"( 15 return [] (int n, int A::*p) { 16 // CHECK: br i1 17 return (n >= 0 18 // CHECK: getelementptr inbounds [3 x i32], ptr getelementptr inbounds nuw ({{.*}} @__const._Z1fi.a, i32 0, i32 2), i64 0, i64 % 19 ? a.arr[n] 20 // CHECK: br i1 21 : (n == -1 22 // CHECK: getelementptr inbounds i8, ptr @__const._Z1fi.a, i64 % 23 // CHECK: load i32 24 ? a.*p 25 // CHECK: getelementptr inbounds [2 x i32], ptr getelementptr inbounds nuw ({{.*}} @__const._Z1fi.a, i32 0, i32 1), i64 0, i64 % 26 // CHECK: load i32 27 : a.y[2 - n])); 28 }(i, &A::x); 29 } 30 31 namespace PR42276 { 32 class State { 33 void syncDirtyObjects(); 34 void f1(), f2(); 35 using l = void (State::*)(); 36 static constexpr l m[]{&State::f1, &State::f2}; 37 }; 38 // CHECK-LABEL: define{{.*}} void @_ZN7PR422765State16syncDirtyObjectsEv( 39 void State::syncDirtyObjects() { 40 for (int i = 0; i < sizeof(m) / sizeof(m[0]); ++i) 41 // CHECK-CXX11: getelementptr inbounds [2 x { i64, i64 }], ptr @_ZN7PR422765State1mE.const, i64 0, i64 % 42 // CHECK-CXX2A: getelementptr inbounds [2 x { i64, i64 }], ptr @_ZN7PR422765State1mE, i64 0, i64 % 43 (this->*m[i])(); 44 } 45 } 46