diff options
author | Chris Lattner <sabre@nondot.org> | 2007-12-09 07:35:13 +0000 |
---|---|---|
committer | Chris Lattner <sabre@nondot.org> | 2007-12-09 07:35:13 +0000 |
commit | eaf7b23b72ad740f6cdef9590ba664ace914f481 (patch) | |
tree | 493a54675bf52362d2667cdb68cd076c937caa3f /test/Analysis/BasicAA/2007-12-08-OutOfBoundsCrash.ll | |
parent | a146866b7a631920ad00ecc912f7fc426425f97c (diff) | |
download | external_llvm-eaf7b23b72ad740f6cdef9590ba664ace914f481.zip external_llvm-eaf7b23b72ad740f6cdef9590ba664ace914f481.tar.gz external_llvm-eaf7b23b72ad740f6cdef9590ba664ace914f481.tar.bz2 |
Fix PR1782, patch by Wojtek Matyjewicz!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44733 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis/BasicAA/2007-12-08-OutOfBoundsCrash.ll')
-rw-r--r-- | test/Analysis/BasicAA/2007-12-08-OutOfBoundsCrash.ll | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/test/Analysis/BasicAA/2007-12-08-OutOfBoundsCrash.ll b/test/Analysis/BasicAA/2007-12-08-OutOfBoundsCrash.ll new file mode 100644 index 0000000..2f0c769 --- /dev/null +++ b/test/Analysis/BasicAA/2007-12-08-OutOfBoundsCrash.ll @@ -0,0 +1,31 @@ +; RUN: llvm-as < %s | opt -gvn -disable-output +; PR1782 + +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, [0 x i64] } +@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]* @pci_ids ; <[1 x %struct.pci_device_id]*> [#uses=0] + +define i32 @ehci_pci_setup(%struct.usb_hcd* %hcd) { +entry: + %tmp14 = getelementptr %struct.usb_hcd* %hcd, i32 0, i32 0, i32 0 ; <%struct.device**> [#uses=1] + %tmp15 = load %struct.device** %tmp14, align 8 ; <%struct.device*> [#uses=0] + br i1 false, label %bb25, label %return + +bb25: ; preds = %entry + br i1 false, label %cond_true, label %return + +cond_true: ; preds = %bb25 + %tmp601 = getelementptr %struct.usb_hcd* %hcd, i32 0, i32 1, i64 2305843009213693951 ; <i64*> [#uses=1] + %tmp67 = bitcast i64* %tmp601 to %struct.device** ; <%struct.device**> [#uses=1] + %tmp68 = load %struct.device** %tmp67, align 8 ; <%struct.device*> [#uses=0] + ret i32 undef + +return: ; preds = %bb25, %entry + ret i32 undef +} |