forked from OSchip/llvm-project
137 lines
4.3 KiB
C
137 lines
4.3 KiB
C
// RUN: %clang_cc1 %s -fsyntax-only -Wno-unused-value -Wmicrosoft -verify -fms-extensions
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struct A
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{
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int a[]; /* expected-warning {{flexible array member 'a' in otherwise empty struct is a Microsoft extension}} */
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};
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struct C {
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int l;
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union {
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int c1[]; /* expected-warning {{flexible array member 'c1' in a union is a Microsoft extension}} */
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char c2[]; /* expected-warning {{flexible array member 'c2' in a union is a Microsoft extension}} */
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};
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};
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struct D {
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int l;
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int D[];
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};
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typedef struct notnested {
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long bad1;
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long bad2;
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} NOTNESTED;
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typedef struct nested1 {
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long a;
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struct notnested var1;
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NOTNESTED var2;
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} NESTED1;
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struct nested2 {
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long b;
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NESTED1; // expected-warning {{anonymous structs are a Microsoft extension}}
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};
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struct test {
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int c;
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struct nested2; // expected-warning {{anonymous structs are a Microsoft extension}}
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};
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void foo()
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{
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struct test var;
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var.a;
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var.b;
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var.c;
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var.bad1; // expected-error {{no member named 'bad1' in 'struct test'}}
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var.bad2; // expected-error {{no member named 'bad2' in 'struct test'}}
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}
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// Enumeration types with a fixed underlying type.
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const int seventeen = 17;
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typedef int Int;
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struct X0 {
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enum E1 : Int { SomeOtherValue } field; // expected-warning{{enumeration types with a fixed underlying type are a Microsoft extension}}
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enum E1 : seventeen;
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};
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enum : long long { // expected-warning{{enumeration types with a fixed underlying type are a Microsoft extension}}
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SomeValue = 0x100000000
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};
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void pointer_to_integral_type_conv(char* ptr) {
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char ch = (char)ptr;
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short sh = (short)ptr;
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ch = (char)ptr;
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sh = (short)ptr;
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// This is valid ISO C.
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_Bool b = (_Bool)ptr;
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}
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typedef struct {
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UNKNOWN u; // expected-error {{unknown type name 'UNKNOWN'}}
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} AA;
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typedef struct {
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AA; // expected-warning {{anonymous structs are a Microsoft extension}}
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} BB;
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__declspec(deprecated("This is deprecated")) enum DE1 { one, two } e1; // expected-note {{'e1' declared here}}
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struct __declspec(deprecated) DS1 { int i; float f; }; // expected-note {{declared here}}
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#define MY_TEXT "This is also deprecated"
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__declspec(deprecated(MY_TEXT)) void Dfunc1( void ) {} // expected-note {{'Dfunc1' declared here}}
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struct __declspec(deprecated(123)) DS2 {}; // expected-error {{'deprecated' attribute requires a string}}
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void test( void ) {
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e1 = one; // expected-warning {{'e1' is deprecated: This is deprecated}}
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struct DS1 s = { 0 }; // expected-warning {{'DS1' is deprecated}}
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Dfunc1(); // expected-warning {{'Dfunc1' is deprecated: This is also deprecated}}
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enum DE1 no; // no warning because E1 is not deprecated
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}
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int __sptr wrong1; // expected-error {{'__sptr' attribute only applies to pointer arguments}}
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// The modifier must follow the asterisk
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int __sptr *wrong_psp; // expected-error {{'__sptr' attribute only applies to pointer arguments}}
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int * __sptr __uptr wrong2; // expected-error {{'__sptr' and '__uptr' attributes are not compatible}}
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int * __sptr __sptr wrong3; // expected-warning {{attribute '__sptr' is already applied}}
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// It is illegal to overload based on the type attribute.
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void ptr_func(int * __ptr32 i) {} // expected-note {{previous definition is here}}
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void ptr_func(int * __ptr64 i) {} // expected-error {{redefinition of 'ptr_func'}}
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// It is also illegal to overload based on the pointer type attribute.
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void ptr_func2(int * __sptr __ptr32 i) {} // expected-note {{previous definition is here}}
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void ptr_func2(int * __uptr __ptr32 i) {} // expected-error {{redefinition of 'ptr_func2'}}
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int * __sptr __ptr32 __sptr wrong4; // expected-warning {{attribute '__sptr' is already applied}}
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__ptr32 int *wrong5; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
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int *wrong6 __ptr32; // expected-error {{expected ';' after top level declarator}} expected-warning {{declaration does not declare anything}}
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int * __ptr32 __ptr64 wrong7; // expected-error {{'__ptr32' and '__ptr64' attributes are not compatible}}
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int * __ptr32 __ptr32 wrong8; // expected-warning {{attribute '__ptr32' is already applied}}
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int *(__ptr32 __sptr wrong9); // expected-error {{'__sptr' attribute only applies to pointer arguments}} // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
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typedef int *T;
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T __ptr32 wrong10; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
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