From 4bf437ecd8ccd86d154b16521b8406246aa33e3a Mon Sep 17 00:00:00 2001
From: Fariborz Jahanian <fjahanian@apple.com>
Date: Fri, 22 Aug 2014 23:17:52 +0000
Subject: Objective-C. Warn when @encode'ing provides an incomplete type
 encoding because in certain cases, such as for vector types, because we still
 haven't designed encoding for them. rdar://9255564

llvm-svn: 216301
---
 clang/test/SemaObjC/encode-typeof-test.m | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'clang/test/SemaObjC')

diff --git a/clang/test/SemaObjC/encode-typeof-test.m b/clang/test/SemaObjC/encode-typeof-test.m
index 2cda9739681..fe8f29c3b97 100644
--- a/clang/test/SemaObjC/encode-typeof-test.m
+++ b/clang/test/SemaObjC/encode-typeof-test.m
@@ -24,3 +24,22 @@ int main()
     int i;
     typeof(@encode(typeof(i))) e = @encode(typeof(Intf)); // expected-warning {{initializer-string for char array is too long}}
 }
+
+// rdar://9255564
+typedef short short8 __attribute__((ext_vector_type(8)));
+
+struct foo {
+ char a;
+ int b;
+ long c;
+ short8 d;
+ int array[4];
+ short int bitfield1:5;
+ unsigned short bitfield2:11;
+ char *string;
+};
+
+const char *RetEncode () {
+ return @encode(struct foo); // expected-warning {{encoding of 'struct foo' type is incomplete because 'short8' (vector of 8 'short' values) component has unknown encoding}}
+}
+
-- 
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