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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/objc.dg/comp-types-12.m
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/objc.dg/comp-types-12.m')
-rw-r--r--gcc-4.9/gcc/testsuite/objc.dg/comp-types-12.m19
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/objc.dg/comp-types-12.m b/gcc-4.9/gcc/testsuite/objc.dg/comp-types-12.m
new file mode 100644
index 000000000..5e32cfe92
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/objc.dg/comp-types-12.m
@@ -0,0 +1,19 @@
+/* When assigning function pointers, allow for covariant return types
+ and contravariant argument types. */
+/* { dg-do compile } */
+#include "../objc-obj-c++-shared/TestsuiteObject.h"
+
+@class Derived;
+
+TestsuiteObject *ExternFunc (TestsuiteObject *filePath, TestsuiteObject *key);
+typedef id FuncSignature (TestsuiteObject *arg1, Derived *arg2);
+
+@interface Derived: TestsuiteObject
++ (void)registerFunc:(FuncSignature *)function;
+@end
+
+void foo(void)
+{
+ [Derived registerFunc: ExternFunc];
+}
+