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