|  | // RUN: %clang_cc1 -triple x86_64-apple-darwin -Wno-objc-root-class -fobjc-arc -emit-llvm -o - %s | FileCheck %s | 
|  |  | 
|  | // rdar://problem/21054495 | 
|  | @interface FlexibleArrayMember { | 
|  | char flexible_array[][4][2]; | 
|  | } | 
|  | @end | 
|  | @implementation FlexibleArrayMember | 
|  | @end | 
|  | // CHECK: @OBJC_METH_VAR_NAME_{{.*}} = private unnamed_addr constant {{.*}} c"flexible_array\00" | 
|  | // CHECK-NEXT: @OBJC_METH_VAR_TYPE_{{.*}} = private unnamed_addr constant {{.*}} c"^[4[2c]]\00" | 
|  |  | 
|  |  | 
|  | typedef char FlexibleArray[]; | 
|  |  | 
|  | struct Packet { | 
|  | int size; | 
|  | FlexibleArray data; | 
|  | }; | 
|  |  | 
|  | @interface VariableSizeIvar { | 
|  | struct Packet flexible_struct; | 
|  | } | 
|  | @end | 
|  | @implementation VariableSizeIvar | 
|  | @end | 
|  | // CHECK: @OBJC_METH_VAR_NAME_{{.*}} = private unnamed_addr constant {{.*}} c"flexible_struct\00" | 
|  | // CHECK-NEXT: @OBJC_METH_VAR_TYPE_{{.*}} = private unnamed_addr constant {{.*}} c"{Packet=\22size\22i\22data\22[0c]}\00" |