1; RUN: opt < %s -basicaa -gvn -disable-output
2; PR1774
3
4target 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"
5target triple = "x86_64-unknown-linux-gnu"
6        %struct.device = type { [20 x i8] }
7        %struct.pci_device_id = type { i32, i32, i32, i32, i32, i32, i64 }
8        %struct.usb_bus = type { %struct.device* }
9        %struct.usb_hcd = type { %struct.usb_bus, i64, [0 x i64] }
10@uhci_pci_ids = constant [1 x %struct.pci_device_id] zeroinitializer
11
12@__mod_pci_device_table = alias [1 x %struct.pci_device_id]* @uhci_pci_ids
13        ; <[1 x %struct.pci_device_id]*> [#uses=0]
14
15define i32 @uhci_suspend(%struct.usb_hcd* %hcd) {
16entry:
17        %tmp17 = getelementptr %struct.usb_hcd* %hcd, i32 0, i32 2, i64 1
18        ; <i64*> [#uses=1]
19        %tmp1718 = bitcast i64* %tmp17 to i32*          ; <i32*> [#uses=1]
20        %tmp19 = load i32* %tmp1718, align 4            ; <i32> [#uses=0]
21        br i1 false, label %cond_true34, label %done_okay
22
23cond_true34:            ; preds = %entry
24        %tmp631 = getelementptr %struct.usb_hcd* %hcd, i32 0, i32 2, i64
252305843009213693950            ; <i64*> [#uses=1]
26        %tmp70 = bitcast i64* %tmp631 to %struct.device**
27
28        %tmp71 = load %struct.device** %tmp70, align 8
29
30        ret i32 undef
31
32done_okay:              ; preds = %entry
33        ret i32 undef
34}
35