llvm-project/clang/test/CodeGenCXX/microsoft-new.cpp
Juneyoung Lee f193bcc701 Revert D105169 due to the two-stage failure in ASAN
This reverts the following commits:
37ca7a795b277c20c02a218bf44052278c03344b
9aa6c72b92b6c89cc6d23b693257df9af7de2d15
705387c5074bcca36d626882462ebbc2bcc3bed4
8ca4b3ef19fe82d7ad6a6e1515317dcc01b41515
80dba72a669b5416e97a42fd2c2a7bc5a6d3f44a
2021-10-18 23:52:46 +09:00

40 lines
1.1 KiB
C++

// 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 i8* @"??2@YAPAXIUarbitrary_t@@@Z"(i32 16, %struct.arbitrary_t*
}
struct S {
void *operator new[](size_t size, arbitrary_t);
};
void g() {
S *s = new(arbitrary) S[2];
// CHECK: call i8* @"??_US@PR13164@@SAPAXIUarbitrary_t@@@Z"(i32 2, %struct.arbitrary_t*
S *s1 = new(arbitrary) S;
// CHECK: call i8* @"??2@YAPAXIUarbitrary_t@@@Z"(i32 1, %struct.arbitrary_t*
}
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 i8* @"??_U@YAPAXIUarbitrary2_t@@@Z"(i32 2, %struct.arbitrary2_t*
}
}