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Fix PR1774 and BasicAA/2007-11-05-SizeCrash.ll

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43756 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2007-11-06 05:58:42 +00:00
parent 8b96b9fce0
commit 9907cb12ae
2 changed files with 45 additions and 7 deletions
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34
test/Analysis/BasicAA/2007-11-05-SizeCrash.ll Normal file
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@@ -0,0 +1,34 @@
; RUN: llvm-as < %s | opt -gvn -disable-output
; PR1774
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.device = type { [20 x i8] }
%struct.pci_device_id = type { i32, i32, i32, i32, i32, i32, i64 }
%struct.usb_bus = type { %struct.device* }
%struct.usb_hcd = type { %struct.usb_bus, i64, [0 x i64] }
@uhci_pci_ids = external constant [1 x %struct.pci_device_id] ; <[1 x %struct.pci_device_id]*> [#uses=1]
@__mod_pci_device_table = alias [1 x %struct.pci_device_id]* @uhci_pci_ids
; <[1 x %struct.pci_device_id]*> [#uses=0]
define i32 @uhci_suspend(%struct.usb_hcd* %hcd) {
entry:
%tmp17 = getelementptr %struct.usb_hcd* %hcd, i32 0, i32 2, i64 1
; <i64*> [#uses=1]
%tmp1718 = bitcast i64* %tmp17 to i32* ; <i32*> [#uses=1]
%tmp19 = load i32* %tmp1718, align 4 ; <i32> [#uses=0]
br i1 false, label %cond_true34, label %done_okay
cond_true34: ; preds = %entry
%tmp631 = getelementptr %struct.usb_hcd* %hcd, i32 0, i32 2, i64
2305843009213693950 ; <i64*> [#uses=1]
%tmp70 = bitcast i64* %tmp631 to %struct.device** ;
%tmp71 = load %struct.device** %tmp70, align 8 ;
ret i32 undef
done_okay: ; preds = %entry
ret i32 undef
}