Add support for Microsoft __interface keyword. An __interface class is basically a normal class containing just pure virtual functions. No urgency to enforce that restriction in clang for now, so make __interface an "class" alias.

llvm-svn: 130290

2 files changed, 6 insertions, 0 deletions

diff --git a/clang/include/clang/Basic/TokenKinds.def b/clang/include/clang/Basic/TokenKinds.def
index 5dc8ee64f47..1abdeb4116c 100644
--- a/clang/include/clang/Basic/TokenKinds.def
+++ b/clang/include/clang/Basic/TokenKinds.def
@@ -427,6 +427,7 @@ ALIAS("_thiscall"    , __thiscall , KEYMS)
 ALIAS("_uuidof"      , __uuidof   , KEYMS | KEYBORLAND)
 ALIAS("_inline"      , inline     , KEYMS)
 ALIAS("_declspec"    , __declspec , KEYMS)
+ALIAS("__interface"  , class      , KEYMS)
 
 // Borland Extensions which should be disabled in strict conformance mode.
 ALIAS("_pascal"      , __pascal   , KEYBORLAND)
diff --git a/clang/test/Parser/MicrosoftExtensions.cpp b/clang/test/Parser/MicrosoftExtensions.cpp
index 20da81d26fa..cf833039ede 100644
--- a/clang/test/Parser/MicrosoftExtensions.cpp
+++ b/clang/test/Parser/MicrosoftExtensions.cpp
@@ -147,3 +147,8 @@ int main() {
 }
 
 
+__interface MicrosoftInterface;
+__interface MicrosoftInterface {
+   virtual void foo1() = 0;
+   virtual void foo2() = 0;
+};
\ No newline at end of file