From 551a5879084d3c7580540b719645e8fb53565171 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 12 Oct 2007 18:05:47 +0000
Subject: Fix a bug in my patch last night that broke
 InstCombine/2007-10-12-Crash.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42920 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Transforms/InstCombine/2007-10-12-Crash.ll | 38 +++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 test/Transforms/InstCombine/2007-10-12-Crash.ll

(limited to 'test')

diff --git a/test/Transforms/InstCombine/2007-10-12-Crash.ll b/test/Transforms/InstCombine/2007-10-12-Crash.ll
new file mode 100644
index 0000000..ed98fcd
--- /dev/null
+++ b/test/Transforms/InstCombine/2007-10-12-Crash.ll
@@ -0,0 +1,38 @@
+; RUN: llvm-as < %s | opt -instcombine -disable-output
+
+	%struct.Ray = type { %struct.Vec, %struct.Vec }
+	%struct.Scene = type { i32 (...)** }
+	%struct.Vec = type { double, double, double }
+
+declare double @_Z9ray_traceRK3VecRK3RayRK5Scene(%struct.Vec*, %struct.Ray*, %struct.Scene*)
+
+define i32 @main(i32 %argc, i8** %argv) {
+entry:
+	%tmp3 = alloca %struct.Ray, align 4		; <%struct.Ray*> [#uses=2]
+	%tmp97 = icmp slt i32 0, 512		; <i1> [#uses=1]
+	br i1 %tmp97, label %bb71, label %bb108
+
+bb29:		; preds = %bb62
+	%tmp322 = bitcast %struct.Ray* %tmp3 to %struct.Vec*		; <%struct.Vec*> [#uses=1]
+	%tmp322.0 = getelementptr %struct.Vec* %tmp322, i32 0, i32 0		; <double*> [#uses=1]
+	store double 0.000000e+00, double* %tmp322.0
+	%tmp57 = call double @_Z9ray_traceRK3VecRK3RayRK5Scene( %struct.Vec* null, %struct.Ray* %tmp3, %struct.Scene* null )		; <double> [#uses=0]
+	br label %bb62
+
+bb62:		; preds = %bb71, %bb29
+	%tmp65 = icmp slt i32 0, 4		; <i1> [#uses=1]
+	br i1 %tmp65, label %bb29, label %bb68
+
+bb68:		; preds = %bb62
+	ret i32 0
+
+bb71:		; preds = %entry
+	%tmp74 = icmp slt i32 0, 4		; <i1> [#uses=1]
+	br i1 %tmp74, label %bb62, label %bb77
+
+bb77:		; preds = %bb71
+	ret i32 0
+
+bb108:		; preds = %entry
+	ret i32 0
+}
-- 
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