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150
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1 // RUN: %clang_cc1 -triple %ms_abi_triple -fms-extensions -verify -fsyntax-only %s
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2 // RUN: %clang_cc1 -triple %ms_abi_triple -fms-extensions -verify -std=c++11 -fsyntax-only -x c++ %s
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236
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3 // RUN: %clang_cc1 -triple x86_64-w64-windows-gnu -verify -fsyntax-only %s
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4 // RUN: %clang_cc1 -triple x86_64-w64-windows-gnu -verify -std=c++11 -fsyntax-only -x c++ %s
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5 // RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -verify -fsyntax-only %s
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6 // RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -verify -std=c++11 -fsyntax-only -x c++ %s
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7
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8 // The x86_64-w64-windows-gnu version tests mingw target, which relies on
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9 // __declspec(...) being defined as __attribute__((...)) by compiler built-in.
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10
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11 #if defined(_WIN32)
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150
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12
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13 // Function definition.
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236
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14 __declspec(guard(nocf)) void testGuardNoCF(void) { // no warning
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15 }
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16
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17 // Function definition using GNU-style attribute without relying on the
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18 // __declspec define for mingw.
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19 __attribute__((guard(nocf))) void testGNUStyleGuardNoCF(void) { // no warning
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150
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20 }
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21
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22 // Can not be used on variable, parameter, or function pointer declarations.
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23 int __declspec(guard(nocf)) i; // expected-warning {{'guard' attribute only applies to functions}}
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24 void testGuardNoCFFuncParam(double __declspec(guard(nocf)) i) {} // expected-warning {{'guard' attribute only applies to functions}}
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25 __declspec(guard(nocf)) typedef void (*FuncPtrWithGuardNoCF)(void); // expected-warning {{'guard' attribute only applies to functions}}
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26
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27 // 'guard' Attribute requries an argument.
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236
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28 __declspec(guard) void testGuardNoCFParams(void) { // expected-error {{'guard' attribute takes one argument}}
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150
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29 }
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30
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31 // 'guard' Attribute requries an identifier as argument.
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236
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32 __declspec(guard(1)) void testGuardNoCFParamType(void) { // expected-error {{'guard' attribute requires an identifier}}
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150
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33 }
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34
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35 // 'guard' Attribute only takes a single argument.
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236
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36 __declspec(guard(nocf, nocf)) void testGuardNoCFTooManyParams(void) { // expected-error {{use of undeclared identifier 'nocf'}}
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150
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37 }
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38
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39 // 'guard' Attribute argument must be a supported identifier.
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236
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40 __declspec(guard(cf)) void testGuardNoCFInvalidParam(void) { // expected-warning {{'guard' attribute argument not supported: 'cf'}}
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150
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41 }
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236
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42
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43 #else
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44
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45 __attribute((guard(nocf))) void testGNUStyleGuardNoCF(void) {} // expected-warning {{unknown attribute 'guard' ignored}}
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46
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47 #endif
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