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      1 // RUN: %clang_cc1 -triple i386-mingw32 -fsyntax-only -Wno-missing-declarations -verify -fms-extensions  %s
      2 __stdcall int func0(void);
      3 int __stdcall func(void);
      4 typedef int (__cdecl *tptr)(void);
      5 void (*__fastcall fastpfunc)(void);
      6 extern __declspec(dllimport) void __stdcall VarR4FromDec(void);
      7 __declspec(deprecated) __declspec(deprecated) char * __cdecl ltoa( long _Val, char * _DstBuf, int _Radix);
      8 __declspec(safebuffers) __declspec(noalias) __declspec(restrict) void * __cdecl xxx(void *_Memory); /* expected-warning{{__declspec attribute 'safebuffers' is not supported}} expected-warning{{__declspec attribute 'noalias' is not supported}} expected-warning{{__declspec attribute 'restrict' is not supported}} */
      9 typedef __w64 unsigned long ULONG_PTR, *PULONG_PTR;
     10 
     11 void * __ptr64 PtrToPtr64(const void *p) {
     12   return((void * __ptr64) (unsigned __int64) (ULONG_PTR)p );
     13 }
     14 
     15 void * __ptr32 PtrToPtr32(const void *p) {
     16   return((void * __ptr32) (unsigned __int32) (ULONG_PTR)p );
     17 }
     18 
     19 /* Both inline and __forceinline is OK. */
     20 inline void __forceinline pr8264(void) {}
     21 __forceinline void inline pr8264_1(void) {}
     22 void inline __forceinline pr8264_2(void) {}
     23 void __forceinline inline pr8264_3(void) {}
     24 /* But duplicate __forceinline causes warning. */
     25 void __forceinline __forceinline pr8264_4(void) {  /* expected-warning{{duplicate '__forceinline' declaration specifier}} */
     26 }
     27 
     28 _inline int foo99(void) { return 99; }
     29 
     30 void test_ms_alignof_alias(void) {
     31   unsigned int s = _alignof(int);
     32   s = __builtin_alignof(int);
     33 }
     34 
     35 /* Charify extension. */
     36 #define FOO(x) #@x
     37 char x = FOO(a);
     38 
     39 typedef enum E { e1 };
     40 
     41 enum __declspec(deprecated) E2 { i, j, k }; /* expected-note {{'E2' has been explicitly marked deprecated here}} */
     42 __declspec(deprecated) enum E3 { a, b, c } e; /* expected-note {{'e' has been explicitly marked deprecated here}} */
     43 
     44 void deprecated_enum_test(void) {
     45   /* Test to make sure the deprecated warning follows the right thing */
     46   enum E2 e1;  /* expected-warning {{'E2' is deprecated}} */
     47   enum E3 e2; /* No warning expected, the deprecation follows the variable */
     48   enum E3 e3 = e;  /* expected-warning {{'e' is deprecated}} */
     49 }
     50 
     51 /* Microsoft attribute tests */
     52 [returnvalue:SA_Post( attr=1)]
     53 int foo1([SA_Post(attr=1)] void *param);
     54 
     55 void ms_intrinsics(int a) {
     56   __noop();
     57   __assume(a);
     58   __debugbreak();
     59 }
     60 
     61 struct __declspec(frobble) S1 {};	/* expected-warning {{__declspec attribute 'frobble' is not supported}} */
     62 struct __declspec(12) S2 {};	/* expected-error {{__declspec attributes must be an identifier or string literal}} */
     63 struct __declspec("testing") S3 {}; /* expected-warning {{__declspec attribute '"testing"' is not supported}} */
     64 
     65 /* declspecs with arguments cannot have an empty argument list, even if the
     66    arguments are optional. */
     67 __declspec(deprecated()) void dep_func_test(void); /* expected-error {{parentheses must be omitted if 'deprecated' attribute's argument list is empty}} */
     68 __declspec(deprecated) void dep_func_test2(void);
     69 __declspec(deprecated("")) void dep_func_test3(void);
     70 
     71 /* Ensure multiple declspec attributes are supported */
     72 struct __declspec(align(8) deprecated) S4 {};
     73 
     74 /* But multiple declspecs must still be legal */
     75 struct __declspec(deprecated frobble "testing") S5 {};  /* expected-warning {{__declspec attribute 'frobble' is not supported}} expected-warning {{__declspec attribute '"testing"' is not supported}} */
     76 struct __declspec(unknown(12) deprecated) S6 {};	/* expected-warning {{__declspec attribute 'unknown' is not supported}}*/
     77 
     78 int * __sptr psp;
     79 int * __uptr pup;
     80 /* Either ordering is acceptable */
     81 int * __ptr32 __sptr psp32;
     82 int * __ptr32 __uptr pup32;
     83 int * __sptr __ptr64 psp64;
     84 int * __uptr __ptr64 pup64;
     85 
     86 /* Legal to have nested pointer attributes */
     87 int * __sptr * __ptr32 ppsp32;
     88