Add clang support for Objective-C application extensions.

This adds the -fapplication-extension option, along with the
ios_app_extension and macosx_app_extension availability attributes.
Patch by Ted Kremenek

llvm-svn: 230989

1 files changed, 18 insertions, 0 deletions

diff --git a/clang/test/Sema/attr-availability-app-extensions.c b/clang/test/Sema/attr-availability-app-extensions.c
new file mode 100644
index 00000000000..a8470928193
--- /dev/null
+++ b/clang/test/Sema/attr-availability-app-extensions.c
@@ -0,0 +1,18 @@
+// RUN: %clang_cc1 -triple x86_64-apple-macosx10.9.0 -fsyntax-only -fapplication-extension %s -verify
+// RUN: %clang_cc1 -triple armv7-apple-ios9.0 -fsyntax-only -fapplication-extension %s -verify
+
+#if __has_feature(attribute_availability_app_extension)
+ __attribute__((availability(macosx_app_extension,unavailable)))
+ __attribute__((availability(ios_app_extension,unavailable)))
+#endif
+void f0(int); // expected-note {{'f0' has been explicitly marked unavailable here}}
+
+__attribute__((availability(macosx,unavailable)))
+__attribute__((availability(ios,unavailable)))
+void f1(int); // expected-note {{'f1' has been explicitly marked unavailable here}}
+
+void test() {
+  f0(1); // expected-error {{'f0' is unavailable: not available on}}
+  f1(1); // expected-error {{'f1' is unavailable}}
+}
+