// RUN: %clang_cc1 -triple i686-pc-win32 -fms-compatibility %s -emit-llvm -o - | FileCheck %s
#include <stddef.h>
struct arbitrary_t {} arbitrary;
void *operator new(size_t size, arbitrary_t);
struct arbitrary2_t {} arbitrary2;
void *operator new[](size_t size, arbitrary2_t);
namespace PR13164 {
void f() {
// MSVC will fall back on the non-array operator new.
void *a;
int *p = new(arbitrary) int[4];
// CHECK: call noundef ptr @"??2@YAPAXIUarbitrary_t@@@Z"(i32 noundef 16, ptr
}
struct S {
void *operator new[](size_t size, arbitrary_t);
};
void g() {
S *s = new(arbitrary) S[2];
// CHECK: call noundef ptr @"??_US@PR13164@@SAPAXIUarbitrary_t@@@Z"(i32 noundef 2, ptr
S *s1 = new(arbitrary) S;
// CHECK: call noundef ptr @"??2@YAPAXIUarbitrary_t@@@Z"(i32 noundef 1, ptr
}
struct T {
void *operator new(size_t size, arbitrary2_t);
};
void h() {
// This should still call the global operator new[].
T *t = new(arbitrary2) T[2];
// CHECK: call noundef ptr @"??_U@YAPAXIUarbitrary2_t@@@Z"(i32 noundef 2, ptr
}
}