1 // RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
2
3 int* a = &(int){1};
4 struct s {int a, b, c;} * b = &(struct s) {1, 2, 3};
5 // Not working; complex constants are broken
6 // _Complex double * x = &(_Complex double){1.0f};
7
xxx()8 void xxx() {
9 int* a = &(int){1};
10 struct s {int a, b, c;} * b = &(struct s) {1, 2, 3};
11 _Complex double * x = &(_Complex double){1.0f};
12 }
13
14 // CHECK: define void @f()
f()15 void f() {
16 typedef struct S { int x,y; } S;
17 // CHECK: [[S:%[a-zA-Z0-9.]+]] = alloca [[STRUCT:%[a-zA-Z0-9.]+]],
18 struct S s;
19 // CHECK-NEXT: [[COMPOUNDLIT:%[a-zA-Z0-9.]+]] = alloca [[STRUCT]]
20 // CHECK-NEXT: [[CX:%[a-zA-Z0-9.]+]] = getelementptr inbounds [[STRUCT]]* [[COMPOUNDLIT]], i32 0, i32 0
21 // CHECK-NEXT: [[SY:%[a-zA-Z0-9.]+]] = getelementptr inbounds [[STRUCT]]* [[S]], i32 0, i32 1
22 // CHECK-NEXT: [[TMP:%[a-zA-Z0-9.]+]] = load i32* [[SY]]
23 // CHECK-NEXT: store i32 [[TMP]], i32* [[CX]]
24 // CHECK-NEXT: [[CY:%[a-zA-Z0-9.]+]] = getelementptr inbounds [[STRUCT]]* [[COMPOUNDLIT]], i32 0, i32 1
25 // CHECK-NEXT: [[SX:%[a-zA-Z0-9.]+]] = getelementptr inbounds [[STRUCT]]* [[S]], i32 0, i32 0
26 // CHECK-NEXT: [[TMP:%[a-zA-Z0-9.]+]] = load i32* [[SX]]
27 // CHECK-NEXT: store i32 [[TMP]], i32* [[CY]]
28 // CHECK-NEXT: [[SI8:%[a-zA-Z0-9.]+]] = bitcast [[STRUCT]]* [[S]] to i8*
29 // CHECK-NEXT: [[COMPOUNDLITI8:%[a-zA-Z0-9.]+]] = bitcast [[STRUCT]]* [[COMPOUNDLIT]] to i8*
30 // CHECK-NEXT: call void @llvm.memcpy{{.*}}(i8* [[SI8]], i8* [[COMPOUNDLITI8]]
31 s = (S){s.y,s.x};
32 // CHECK-NEXT: ret void
33 }
34