From b545cde675e30f63c0a94ca5538bfb7fe4be186d Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Tue, 20 Apr 2010 18:14:47 +0000
Subject: [PATCH] Move CodeGen/X86/2010-04-19-DAGCombineCrash.ll into
 CodeGen/X86/crash.ll. Also reduce.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101925 91177308-0d34-0410-b5e6-96231b3b80d8
---
 .../CodeGen/X86/2010-04-19-DAGCombineCrash.ll | 58 -------------------
 test/CodeGen/X86/crash.ll                     | 21 +++++++
 2 files changed, 21 insertions(+), 58 deletions(-)
 delete mode 100644 test/CodeGen/X86/2010-04-19-DAGCombineCrash.ll

diff --git a/test/CodeGen/X86/2010-04-19-DAGCombineCrash.ll b/test/CodeGen/X86/2010-04-19-DAGCombineCrash.ll
deleted file mode 100644
index 4d73c648433..00000000000
--- a/test/CodeGen/X86/2010-04-19-DAGCombineCrash.ll
+++ /dev/null
@@ -1,58 +0,0 @@
-; RUN: llc < %s -mtriple=i386-apple-darwin
-; rdar://7869290
-
-%struct.anon = type { float }
-
-define void @func() nounwind ssp {
-entry:
-  br label %bb66
-
-bb:                                               ; preds = %bb66
-  br i1 undef, label %bb65, label %bb2
-
-bb2:                                              ; preds = %bb
-  br i1 undef, label %bb65, label %bb3
-
-bb3:                                              ; preds = %bb2
-  br i1 undef, label %bb65, label %bb4
-
-bb4:                                              ; preds = %bb3
-  br i1 undef, label %bb65, label %bb5
-
-bb5:                                              ; preds = %bb4
-  br i1 undef, label %bb65, label %bb6
-
-bb6:                                              ; preds = %bb5
-  br i1 undef, label %bb65, label %bb11
-
-bb11:                                             ; preds = %bb6
-  br i1 undef, label %bb65, label %bb12
-
-bb12:                                             ; preds = %bb11
-  br i1 undef, label %bb65, label %bb13
-
-bb13:                                             ; preds = %bb12
-  br i1 undef, label %bb65, label %bb14
-
-bb14:                                             ; preds = %bb13
-  %0 = trunc i16 undef to i1                      ; <i1> [#uses=1]
-  %1 = load i8* undef, align 8                    ; <i8> [#uses=1]
-  %2 = shl i8 %1, 4                               ; <i8> [#uses=1]
-  %3 = lshr i8 %2, 7                              ; <i8> [#uses=1]
-  %4 = trunc i8 %3 to i1                          ; <i1> [#uses=1]
-  %5 = icmp ne i1 %0, %4                          ; <i1> [#uses=1]
-  br i1 %5, label %bb65, label %bb15
-
-bb15:                                             ; preds = %bb14
-  %6 = load %struct.anon** undef, align 8         ; <%struct.anon*> [#uses=0]
-  br label %bb65
-
-bb65:                                             ; preds = %bb15, %bb14, %bb13, %bb12, %bb11, %bb6, %bb5, %bb4, %bb3, %bb2, %bb
-  br label %bb66
-
-bb66:                                             ; preds = %bb65, %entry
-  br i1 undef, label %bb, label %bb67
-
-bb67:                                             ; preds = %bb66
-  ret void
-}
diff --git a/test/CodeGen/X86/crash.ll b/test/CodeGen/X86/crash.ll
index 3d12adb96cc..2f27f35f0ac 100644
--- a/test/CodeGen/X86/crash.ll
+++ b/test/CodeGen/X86/crash.ll
@@ -109,3 +109,24 @@ do.body92:                                        ; preds = %if.then66
 
 !0 = metadata !{i32 633550}                       
 !1 = metadata !{i32 634261}                       
+
+
+; Crash during XOR optimization.
+; <rdar://problem/7869290>
+
+define void @test7() nounwind ssp {
+entry:
+  br i1 undef, label %bb14, label %bb67
+
+bb14:
+  %tmp0 = trunc i16 undef to i1
+  %tmp1 = load i8* undef, align 8
+  %tmp2 = shl i8 %tmp1, 4
+  %tmp3 = lshr i8 %tmp2, 7
+  %tmp4 = trunc i8 %tmp3 to i1
+  %tmp5 = icmp ne i1 %tmp0, %tmp4
+  br i1 %tmp5, label %bb14, label %bb67
+
+bb67:
+  ret void
+}