clang/test/Sema/MicrosoftCompatibility.c

   1 // RUN: %clang_cc1 %s -fsyntax-only -Wno-unused-value -Wmicrosoft -verify -fms-compatibility -DMSVCCOMPAT -triple i686-pc-win32
   2 // RUN: %clang_cc1 %s -fsyntax-only -Wno-unused-value -Wmicrosoft -verify -fms-extensions -triple i686-pc-win32
   3
   4 #ifdef MSVCCOMPAT
   5 enum ENUM1; // expected-warning {{forward references to 'enum' types are a Microsoft extension}}
   6 enum ENUM1 var1 = 3;
   7 enum ENUM1* var2 = 0;
   8 #else
   9 enum ENUM1; // expected-note {{forward declaration of}}
  10 enum ENUM1 var1 = 3; // expected-error {{variable has incomplete type 'enum ENUM1'}}
  11 enum ENUM1* var2 = 0;
  12 #endif
  13
  14
  15 // FIXME: The rest of this seems to be controlled by -fms-extensions. Move it.
  16 enum ENUM2 {
  17   ENUM2_a = (enum ENUM2) 4,
  18   ENUM2_b = 0x9FFFFFFF, // expected-warning {{enumerator value is not representable in the underlying type 'int'}}
  19   ENUM2_c = 0x100000000 // expected-warning {{enumerator value is not representable in the underlying type 'int'}}
  20 };
  21
  22 __declspec(noreturn) void f6( void ) {
  23         return;  // expected-warning {{function 'f6' declared 'noreturn' should not return}}
  24 }
  25
  26 __declspec(align(32768)) struct S1 { int a; } s;        /* expected-error {{requested alignment must be 8192 bytes or smaller}} */
  27 struct __declspec(aligned) S2 {}; /* expected-warning {{__declspec attribute 'aligned' is not supported}} */
  28
  29 struct __declspec(appdomain) S3 {}; /* expected-warning {{__declspec attribute 'appdomain' is not supported}} */
  30
  31 __declspec(__noreturn__) void f7(void); /* expected-warning {{__declspec attribute '__noreturn__' is not supported}} */
  32
  33 #ifdef MSVCCOMPAT
  34 size_t x;
  35 #else
  36 size_t x; // expected-error {{unknown type name 'size_t'}}
  37 #endif