From 2dee43d317982f76e03f21e0f84621db6a35e633 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Wed, 17 Nov 2004 17:39:19 +0000 Subject: [PATCH] New testcase that crashes licm git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17912 91177308-0d34-0410-b5e6-96231b3b80d8 --- .../LICM/2004-11-17-UndefIndexCrash.ll | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 test/Transforms/LICM/2004-11-17-UndefIndexCrash.ll diff --git a/test/Transforms/LICM/2004-11-17-UndefIndexCrash.ll b/test/Transforms/LICM/2004-11-17-UndefIndexCrash.ll new file mode 100644 index 00000000000..7bd42588907 --- /dev/null +++ b/test/Transforms/LICM/2004-11-17-UndefIndexCrash.ll @@ -0,0 +1,24 @@ +; RUN: llvm-as < %s | opt -licm -disable-output + + %struct.roadlet = type { sbyte*, %struct.vehicle*, [8 x %struct.roadlet*], [8 x %struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)*] } + %struct.vehicle = type { %struct.roadlet*, sbyte*, int, int, %union.._631., int } + %union.._631. = type { int } + +implementation ; Functions: + +declare %struct.roadlet* %_Z11return_nullP7roadletP7vehicle9direction(%struct.roadlet*, %struct.vehicle*, int) + +declare %struct.roadlet* %_Z14lane_switch_okP7roadletP7vehicle9direction(%struct.roadlet*, %struct.vehicle*, int) + +void %main() { +__main.entry: ; preds = %invoke_cont.1 + br label %invoke_cont.3 + +invoke_cont.3: ; preds = %__main.entry, %invoke_cont.3 + %tmp.34.i.i502.7 = getelementptr %struct.roadlet* null, int 0, uint 3, int 7 ; <%struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)**> [#uses=1] + store %struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)* %_Z11return_nullP7roadletP7vehicle9direction, %struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)** %tmp.34.i.i502.7 + store %struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)* %_Z14lane_switch_okP7roadletP7vehicle9direction, %struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)** null + %tmp.4.i.i339 = getelementptr %struct.roadlet* null, int 0, uint 3, int undef ; <%struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)**> [#uses=1] + store %struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)* %_Z11return_nullP7roadletP7vehicle9direction, %struct.roadlet* (%struct.roadlet*, %struct.vehicle*, int)** %tmp.4.i.i339 + br label %invoke_cont.3 +}