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// RUN: %clang_cc1 %s -fsyntax-only -Wno-unused-value -Wmicrosoft -verify -fms-extensions
struct A
{
int a[]; /* expected-warning {{flexible array member 'a' in otherwise empty struct is a Microsoft extension}} */
};
struct C {
int l;
union {
int c1[]; /* expected-warning {{flexible array member 'c1' in a union is a Microsoft extension}} */
char c2[]; /* expected-warning {{flexible array member 'c2' in a union is a Microsoft extension}} */
};
};
struct D {
int l;
int D[];
};
enum ENUM1; // expected-warning {{forward references to 'enum' types are a Microsoft extension}}
enum ENUM1 var1 = 3;
enum ENUM1* var2 = 0;
enum ENUM2 {
ENUM2_a = (enum ENUM2) 4,
ENUM2_b = 0x9FFFFFFF, // expected-warning {{enumerator value is not representable in the underlying type 'int'}}
ENUM2_c = 0x100000000 // expected-warning {{enumerator value is not representable in the underlying type 'int'}}
};
typedef struct notnested {
long bad1;
long bad2;
} NOTNESTED;
typedef struct nested1 {
long a;
struct notnested var1;
NOTNESTED var2;
} NESTED1;
struct nested2 {
long b;
NESTED1; // expected-warning {{anonymous structs are a Microsoft extension}}
};
struct test {
int c;
struct nested2; // expected-warning {{anonymous structs are a Microsoft extension}}
};
void foo()
{
struct test var;
var.a;
var.b;
var.c;
var.bad1; // expected-error {{no member named 'bad1' in 'struct test'}}
var.bad2; // expected-error {{no member named 'bad2' in 'struct test'}}
}
// Enumeration types with a fixed underlying type.
const int seventeen = 17;
typedef int Int;
struct X0 {
enum E1 : Int { SomeOtherValue } field; // expected-warning{{enumeration types with a fixed underlying type are a Microsoft extension}}
enum E1 : seventeen;
};
enum : long long { // expected-warning{{enumeration types with a fixed underlying type are a Microsoft extension}}
SomeValue = 0x100000000
};
void pointer_to_integral_type_conv(char* ptr) {
char ch = (char)ptr;
short sh = (short)ptr;
ch = (char)ptr;
sh = (short)ptr;
}
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