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236
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1 // RUN: %clang_cc1 %s -fsyntax-only -Wno-strict-prototypes -triple i386-unknown-unknown -verify
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2 // RUN: %clang_cc1 %s -fsyntax-only -Wno-strict-prototypes -triple i386-unknown-unknown -fms-compatibility -DWIN -verify
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150
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3
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4 void __attribute__((fastcall)) foo(float *a) {
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5 }
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6
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7 void __attribute__((stdcall)) bar(float *a) {
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8 }
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9
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10 void __attribute__((fastcall(1))) baz(float *a) { // expected-error {{'fastcall' attribute takes no arguments}}
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11 }
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12
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13 void __attribute__((fastcall)) test0() {
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14 }
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15
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16 void __attribute__((fastcall)) test1(void) {
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17 }
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18
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19 void __attribute__((fastcall)) test2(int a, ...) { // expected-warning {{fastcall calling convention is not supported on variadic function}}
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20 }
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21 void __attribute__((stdcall)) test3(int a, ...) { // expected-warning {{stdcall calling convention is not supported on variadic function}}
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22 }
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23 void __attribute__((thiscall)) test4(int a, ...) { // expected-error {{variadic function cannot use thiscall calling convention}}
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24 }
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25
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26 void __attribute__((cdecl)) ctest0() {}
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27
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28 void __attribute__((cdecl(1))) ctest1(float x) {} // expected-error {{'cdecl' attribute takes no arguments}}
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29
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30 void (__attribute__((fastcall)) *pfoo)(float*) = foo;
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31
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32 void (__attribute__((stdcall)) *pbar)(float*) = bar;
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33
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236
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34 void (__attribute__((cdecl)) *ptest1)(void) = test1; // expected-error {{incompatible function pointer types}}
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150
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35
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36 void (*pctest0)() = ctest0;
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37
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38 void ctest2() {}
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39 void (__attribute__((cdecl)) *pctest2)() = ctest2;
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40
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41 typedef void (__attribute__((fastcall)) *Handler) (float *);
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42 Handler H = foo;
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43
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44 int __attribute__((pcs("aapcs", "aapcs"))) pcs1(void); // expected-error {{'pcs' attribute takes one argument}}
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45 int __attribute__((pcs())) pcs2(void); // expected-error {{'pcs' attribute takes one argument}}
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46 int __attribute__((pcs(pcs1))) pcs3(void); // expected-error {{'pcs' attribute requires a string}} \
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47 // expected-error {{invalid PCS type}}
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48 int __attribute__((pcs(0))) pcs4(void); // expected-error {{'pcs' attribute requires a string}}
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49 /* These are ignored because the target is i386 and not ARM */
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50 int __attribute__((pcs("aapcs"))) pcs5(void); // expected-warning {{'pcs' calling convention is not supported for this target}}
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51 int __attribute__((pcs("aapcs-vfp"))) pcs6(void); // expected-warning {{'pcs' calling convention is not supported for this target}}
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52 int __attribute__((pcs("foo"))) pcs7(void); // expected-error {{invalid PCS type}}
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53
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54 int __attribute__((aarch64_vector_pcs)) aavpcs(void); // expected-warning {{'aarch64_vector_pcs' calling convention is not supported for this target}}
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236
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55 int __attribute__((aarch64_sve_pcs)) aasvepcs(void); // expected-warning {{'aarch64_sve_pcs' calling convention is not supported for this target}}
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56
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57 int __attribute__((amdgpu_kernel)) amdgpu_kernel(void); // expected-warning {{'amdgpu_kernel' calling convention is not supported for this target}}
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150
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58
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59 // PR6361
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60 void ctest3();
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61 void __attribute__((cdecl)) ctest3() {}
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62
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63 // PR6408
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64 typedef __attribute__((stdcall)) void (*PROC)();
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65 PROC __attribute__((cdecl)) ctest4(const char *x) {}
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66
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67 void __attribute__((intel_ocl_bicc)) inteloclbifunc(float *a) {}
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68
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69 typedef void typedef_fun_t(int);
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70 typedef_fun_t typedef_fun; // expected-note {{previous declaration is here}}
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71 void __attribute__((stdcall)) typedef_fun(int x) { } // expected-error {{function declared 'stdcall' here was previously declared without calling convention}}
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72
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73 struct type_test {} __attribute__((stdcall)); // expected-warning {{'stdcall' attribute only applies to functions and methods}}
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74
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75 void __vectorcall __builtin_unreachable(); // expected-warning {{vectorcall calling convention is not supported on builtin function}}
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