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// RUN: %clang_cc1 -triple x86_64-unknown-unknown %s -emit-llvm -o - | FileCheck %s
#include <stddef.h>
void t1() {
int* a = new int;
}
// Placement.
void* operator new(size_t, void*) throw();
void t2(int* a) {
int* b = new (a) int;
}
struct S {
int a;
};
// POD types.
void t3() {
int *a = new int(10);
_Complex int* b = new _Complex int(10i);
S s;
s.a = 10;
S *sp = new S(s);
}
// Non-POD
struct T {
T();
int a;
};
void t4() {
// CHECK: call void @_ZN1TC1Ev
T *t = new T;
}
struct T2 {
int a;
T2(int, int);
};
void t5() {
// CHECK: call void @_ZN2T2C1Eii
T2 *t2 = new T2(10, 10);
}
int *t6() {
// Null check.
return new (0) int(10);
}
void t7() {
new int();
}
struct U {
~U();
};
void t8(int n) {
new int[10];
new int[n];
// Non-POD
new T[10];
new T[n];
// Cookie required
new U[10];
new U[n];
}
void t9() {
bool b;
new bool(true);
new (&b) bool(true);
}
struct A {
void* operator new(__typeof(sizeof(int)), int, float, ...);
A();
};
A* t10() {
// CHECK: @_ZN1AnwEmifz
return new(1, 2, 3.45, 100) A;
}
struct B { int a; };
void t11() {
// CHECK: call noalias i8* @_Znwm
// CHECK: call void @llvm.memset.p0i8.i64(
B* b = new B();
}
struct Empty { };
// We don't need to initialize an empty class.
void t12() {
// CHECK: define void @_Z3t12v
// CHECK-NOT: br label
// CHECK: ret void
(void)new Empty[10];
}
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