From f58d4dec985fafb0f59cddaee19510c4b5bb7086 Mon Sep 17 00:00:00 2001
From: Nick Lewycky <nicholas@mxc.ca>
Date: Sun, 2 Mar 2008 03:34:55 +0000
Subject: [PATCH] Oops, can't unwind to the entry block (entry block may have
 no preds).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47808 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Feature/unwindto.ll | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/test/Feature/unwindto.ll b/test/Feature/unwindto.ll
index 78061437594..5c2333af3b8 100644
--- a/test/Feature/unwindto.ll
+++ b/test/Feature/unwindto.ll
@@ -13,6 +13,8 @@ target:
 }
 
 define i1 @test2(i8 %i, i8 %j) {
+entry:
+	br label %0
 unwind_to %1
 	%tmp = sub i8 %i, %j		; <i8> [#uses=1]
 	%b = icmp eq i8 %tmp, 0		; <i1> [#uses=1]
@@ -22,6 +24,8 @@ unwind_to %1
 }
 
 define i1 @test3(i8 %i, i8 %j) {
+entry:
+	br label %0
 unwind_to %1
 	%tmp = sub i8 %i, %j		; <i8> [#uses=1]
 	%b = icmp eq i8 %tmp, 0		; <i1> [#uses=1]
@@ -43,6 +47,8 @@ define void @test5() {
 }
 
 define void @test6() {
+entry:
+	br label %unwind
 unwind: unwind_to %unwind
   unwind
 }