objc arc: Diagnose block pointer type mismatch when

some arguments types are ns_consumed and some otherwise
matching types are not. This is objc side of
// rdar://10187884

llvm-svn: 140729

1 files changed, 20 insertions, 0 deletions

diff --git a/clang/test/SemaObjC/arc-nsconsumed-errors.m b/clang/test/SemaObjC/arc-nsconsumed-errors.m
new file mode 100644
index 00000000000..6e10fdeaa01
--- /dev/null
+++ b/clang/test/SemaObjC/arc-nsconsumed-errors.m
@@ -0,0 +1,20 @@
+// RUN: %clang_cc1 -fobjc-nonfragile-abi -fsyntax-only -fobjc-arc -verify -fblocks -triple x86_64-apple-darwin10.0.0 %s
+// rdar://10187884
+
+typedef void (^blk)(id arg1, __attribute((ns_consumed)) id arg2);
+typedef void (^blk1)(__attribute((ns_consumed))id arg1, __attribute((ns_consumed)) id arg2);
+blk a = ^void (__attribute((ns_consumed)) id arg1, __attribute((ns_consumed)) id arg2){}; // expected-error {{incompatible block pointer types initializing}}
+
+blk b = ^void (id arg1, __attribute((ns_consumed)) id arg2){};
+
+blk c = ^void (__attribute((ns_consumed)) id arg1, __attribute((ns_consumed)) id arg2){}; // expected-error {{incompatible block pointer types initializing}}
+
+blk d = ^void (id arg1, id arg2) {}; // expected-error {{incompatible block pointer types initializing}}
+
+blk1 a1 = ^void (__attribute((ns_consumed)) id arg1, id arg2){}; // expected-error {{incompatible block pointer types initializing}}
+
+blk1 b2 = ^void (id arg1, __attribute((ns_consumed)) id arg2){}; // expected-error {{incompatible block pointer types initializing}}
+
+blk1 c3 = ^void (__attribute((ns_consumed)) id arg1, __attribute((ns_consumed)) id arg2){};
+
+blk1 d4 = ^void (id arg1, id arg2) {}; // expected-error {{incompatible block pointer types initializing}}