| ; RUN: opt < %s -instcombine |
| ; PR3381 |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" |
| target triple = "x86_64-unknown-linux-gnu" |
| %struct.atomic_t = type { i32 } |
| %struct.inode = type { i32, %struct.mutex } |
| %struct.list_head = type { %struct.list_head*, %struct.list_head* } |
| %struct.lock_class_key = type { } |
| %struct.mutex = type { %struct.atomic_t, %struct.rwlock_t, %struct.list_head } |
| %struct.rwlock_t = type { %struct.lock_class_key } |
| |
| define void @handle_event(%struct.inode* %bar) nounwind { |
| entry: |
| %0 = getelementptr %struct.inode* %bar, i64 -1, i32 1, i32 1 ; <%struct.rwlock_t*> [#uses=1] |
| %1 = bitcast %struct.rwlock_t* %0 to i32* ; <i32*> [#uses=1] |
| store i32 1, i32* %1, align 4 |
| ret void |
| } |
