llvm-project/clang/test/CodeGenCXX/new.cpp

82 lines
915 B
C++

// RUN: clang-cc %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);
}