llvm-for-llvmta/tools/clang/test/Sema/pragma-ms_struct.c

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2022-04-25 13:02:35 +02:00
// RUN: %clang_cc1 -fsyntax-only -fms-extensions -verify -triple x86_64-apple-darwin9 %s
#pragma ms_struct on
#pragma ms_struct off
#pragma ms_struct reset
#pragma ms_struct // expected-warning {{incorrect use of '#pragma ms_struct on|off' - ignored}}
#pragma ms_struct on top of spaghetti // expected-warning {{extra tokens at end of '#pragma ms_struct' - ignored}}
struct foo
{
int a;
int b;
char c;
};
struct {
unsigned long bf_1 : 12;
unsigned long : 0;
unsigned long bf_2 : 12;
} __attribute__((__ms_struct__)) t1;
struct S {
double __attribute__((ms_struct)) d; // expected-warning {{'ms_struct' attribute only applies to structs, unions, and classes}}
unsigned long bf_1 : 12;
unsigned long : 0;
unsigned long bf_2 : 12;
} __attribute__((ms_struct)) t2;
enum
{
A = 0,
B,
C
} __attribute__((ms_struct)) e1; // expected-warning {{'ms_struct' attribute only applies to}}
// rdar://10513599
#pragma ms_struct on
typedef struct
{
void *pv;
int l;
} Foo;
typedef struct
{
void *pv1;
Foo foo;
unsigned short fInited : 1;
void *pv2;
} PackOddity;
#pragma ms_struct off
static int arr[sizeof(PackOddity) == 40 ? 1 : -1];
struct __declspec(ms_struct) bad { // expected-warning {{__declspec attribute 'ms_struct' is not supported}}
};