Builder.defineMacro("_X86_");
Builder.defineMacro("__MSVCRT__");
Builder.defineMacro("__MINGW32__");
- Builder.defineMacro("__declspec", "__declspec");
+
+ // mingw32-gcc provides __declspec(a) as alias of __attribute__((a)).
+ // In contrast, clang-cc1 provides __declspec(a) with -fms-extensions.
+ if (Opts.Microsoft)
+ // Provide "as-is" __declspec.
+ Builder.defineMacro("__declspec", "__declspec");
+ else
+ // Provide alias of __attribute__ like mingw32-gcc.
+ Builder.defineMacro("__declspec(a)", "__attribute__((a))");
}
};
} // end anonymous namespace
Builder.defineMacro("__MSVCRT__");
Builder.defineMacro("__MINGW32__");
Builder.defineMacro("__MINGW64__");
- Builder.defineMacro("__declspec", "__declspec");
+
+ // mingw32-gcc provides __declspec(a) as alias of __attribute__((a)).
+ // In contrast, clang-cc1 provides __declspec(a) with -fms-extensions.
+ if (Opts.Microsoft)
+ // Provide "as-is" __declspec.
+ Builder.defineMacro("__declspec", "__declspec");
+ else
+ // Provide alias of __attribute__ like mingw32-gcc.
+ Builder.defineMacro("__declspec(a)", "__attribute__((a))");
}
};
} // end anonymous namespace