1*67e74705SXin Li // RUN: %clang_cc1 -std=c++1y %s -triple x86_64-linux-gnu -emit-llvm -o - | FileCheck %s 2*67e74705SXin Li 3*67e74705SXin Li struct A { 4*67e74705SXin Li int n = 0; 5*67e74705SXin Li const char *p; 6*67e74705SXin Li char k = p[n]; 7*67e74705SXin Li int f(); 8*67e74705SXin Li int x = f(); 9*67e74705SXin Li union { 10*67e74705SXin Li char c; 11*67e74705SXin Li double d = 1.0; 12*67e74705SXin Li }; 13*67e74705SXin Li }; 14*67e74705SXin Li 15*67e74705SXin Li int f(); 16*67e74705SXin Li 17*67e74705SXin Li union B { 18*67e74705SXin Li int a; 19*67e74705SXin Li int f(); 20*67e74705SXin Li int b = f(); 21*67e74705SXin Li }; 22*67e74705SXin Li 23*67e74705SXin Li A a { .p = "foobar" }; 24*67e74705SXin Li A b { 4, "bazquux", .x = 42, .c = 9 }; 25*67e74705SXin Li A c { 1, 0, 'A', f(), { 3 } }; 26*67e74705SXin Li 27*67e74705SXin Li // CHECK: @[[STR_A:.*]] = {{.*}} [7 x i8] c"foobar\00" 28*67e74705SXin Li // CHECK: @a = global {{.*}} zeroinitializer 29*67e74705SXin Li 30*67e74705SXin Li // @b has a constant initializer 31*67e74705SXin Li // CHECK: @[[STR_B:.*]] = {{.*}} [8 x i8] c"bazquux\00" 32*67e74705SXin Li // CHECK: @b = global {{.*}} i32 4, {{.*}} @[[STR_B]], {{.*}} i8 117, i32 42, {{.*}} i8 9 33*67e74705SXin Li 34*67e74705SXin Li B x; 35*67e74705SXin Li B y {}; 36*67e74705SXin Li B z { 1 }; 37*67e74705SXin Li // CHECK: @z = global {{.*}} { i32 1 } 38*67e74705SXin Li 39*67e74705SXin Li // Brace initialization should initialize the first field even though it is 40*67e74705SXin Li // unnamed. 41*67e74705SXin Li union C { 42*67e74705SXin Li struct { 43*67e74705SXin Li int C::*memptr; 44*67e74705SXin Li }; 45*67e74705SXin Li }; 46*67e74705SXin Li 47*67e74705SXin Li C n{}; 48*67e74705SXin Li // CHECK: @n = global %union.C { %struct.anon { i64 -1 } }, align 8 49*67e74705SXin Li 50*67e74705SXin Li // Initialization of 'a': 51*67e74705SXin Li 52*67e74705SXin Li // CHECK: store i32 0, i32* getelementptr inbounds ({{.*}} @a, i32 0, i32 0) 53*67e74705SXin Li // CHECK: store i8* {{.*}} @[[STR_A]]{{.*}}, i8** getelementptr inbounds ({{.*}} @a, i32 0, i32 1) 54*67e74705SXin Li // CHECK: load i32, i32* getelementptr inbounds ({{.*}} @a, i32 0, i32 0) 55*67e74705SXin Li // CHECK: load i8*, i8** getelementptr inbounds ({{.*}} @a, i32 0, i32 1) 56*67e74705SXin Li // CHECK: getelementptr inbounds i8, i8* %{{.*}}, {{.*}} %{{.*}} 57*67e74705SXin Li // CHECK: store i8 %{{.*}}, i8* getelementptr inbounds ({{.*}} @a, i32 0, i32 2) 58*67e74705SXin Li // CHECK: call i32 @_ZN1A1fEv({{.*}} @a) 59*67e74705SXin Li // CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({{.*}}, {{.*}}* @a, i32 0, i32 3) 60*67e74705SXin Li // CHECK: store double 1.000000e+00, double* getelementptr inbounds ({{.*}} @a, i32 0, i32 4, i32 0) 61*67e74705SXin Li 62*67e74705SXin Li // No dynamic initialization of 'b': 63*67e74705SXin Li 64*67e74705SXin Li // CHECK-NOT: @b 65*67e74705SXin Li 66*67e74705SXin Li // Initialization of 'c': 67*67e74705SXin Li 68*67e74705SXin Li // CHECK: store i32 1, i32* getelementptr inbounds ({{.*}} @c, i32 0, i32 0) 69*67e74705SXin Li // CHECK: store i8* null, i8** getelementptr inbounds ({{.*}} @c, i32 0, i32 1) 70*67e74705SXin Li // CHECK-NOT: load 71*67e74705SXin Li // CHECK: store i8 65, i8* getelementptr inbounds ({{.*}} @c, i32 0, i32 2) 72*67e74705SXin Li // CHECK: call i32 @_Z1fv() 73*67e74705SXin Li // CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({{.*}}, {{.*}}* @c, i32 0, i32 3) 74*67e74705SXin Li // CHECK-NOT: C1Ev 75*67e74705SXin Li // CHECK: store i8 3, i8* {{.*}} @c, i32 0, i32 4) 76*67e74705SXin Li 77*67e74705SXin Li // CHECK: call void @_ZN1BC1Ev({{.*}} @x) 78*67e74705SXin Li 79*67e74705SXin Li // CHECK: call i32 @_ZN1B1fEv({{.*}} @y) 80*67e74705SXin Li // CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({{.*}} @y, i32 0, i32 0) 81