From b62e1033a4e11387c2ebc516f09ace4e7323ac38 Mon Sep 17 00:00:00 2001
From: Manman Ren <manman.ren@gmail.com>
Date: Tue, 22 Oct 2013 18:15:50 +0000
Subject: [PATCH] Simplify testing case (Thanks Rafael for the testing case).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193177 91177308-0d34-0410-b5e6-96231b3b80d8
---
 .../TypeBasedAliasAnalysis/PR17620.ll         | 50 ++++++++-----------
 1 file changed, 22 insertions(+), 28 deletions(-)

diff --git a/test/Analysis/TypeBasedAliasAnalysis/PR17620.ll b/test/Analysis/TypeBasedAliasAnalysis/PR17620.ll
index a2e96d8948e..905113995c3 100644
--- a/test/Analysis/TypeBasedAliasAnalysis/PR17620.ll
+++ b/test/Analysis/TypeBasedAliasAnalysis/PR17620.ll
@@ -1,32 +1,27 @@
-; RUN: opt < %s -O2 -S | FileCheck %s
+; RUN: opt < %s -tbaa -gvn -S | FileCheck %s
+
 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-n8:16:32:64-S128"
 
-%"structA" = type { %"structB" }
-%"structB" = type { i32*, %classT }
+%structA = type { %structB }
+%structB = type { i32*, %classT }
 %classT = type { %classO, %classJ*, i8 }
 %classO = type { i32 }
 %classJ = type { i8 }
-%"classA" = type { %"classB" }
-%"classB" = type { i8 }
-%"classC" = type { %"classD", %"structA" }
-%"classD" = type { %"structA"* }
+%classA = type { %classB }
+%classB = type { i8 }
+%classC = type { %classD, %structA }
+%classD = type { %structA* }
 
 ; Function Attrs: ssp uwtable
-define %"structA"** @test(%"classA"* %this, i32** %p1) #0 align 2 {
+define %structA** @test(%classA* %this, i32** %p1) #0 align 2 {
 entry:
 ; CHECK-LABEL: @test
 ; CHECK: load i32** %p1, align 8, !tbaa
-; CHECK: load i32** inttoptr (i64 8 to i32**), align 8, !tbaa
+; CHECK: load i32** getelementptr (%classC* null, i32 0, i32 1, i32 0, i32 0), align 8, !tbaa
 ; CHECK: call void @callee
-  %p1.addr = alloca i32**, align 8
-  store i32** %p1, i32*** %p1.addr, align 8, !tbaa !1
-  %0 = load i32*** %p1.addr, align 8
-  %1 = load i32** %0, align 8, !tbaa !4
-  %__value_ = getelementptr inbounds %"classC"* null, i32 0, i32 1
-  %__cc = getelementptr inbounds %"structA"* %__value_, i32 0, i32 0
-  %first = getelementptr inbounds %"structB"* %__cc, i32 0, i32 0
-  %2 = load i32** %first, align 8, !tbaa !6
-  call void @callee(i32* %1, i32* %2)
+  %0 = load i32** %p1, align 8, !tbaa !1
+  %1 = load i32** getelementptr (%classC* null, i32 0, i32 1, i32 0, i32 0), align 8, !tbaa !5
+  call void @callee(i32* %0, i32* %1)
   unreachable
 }
 
@@ -39,13 +34,12 @@ attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "n
 
 !0 = metadata !{metadata !"clang version 3.4"}
 !1 = metadata !{metadata !2, metadata !2, i64 0}
-!2 = metadata !{metadata !"omnipotent char", metadata !3, i64 0}
-!3 = metadata !{metadata !"Simple C/C++ TBAA"}
-!4 = metadata !{metadata !5, metadata !5, i64 0}
-!5 = metadata !{metadata !"any pointer", metadata !2, i64 0}
-!6 = metadata !{metadata !7, metadata !5, i64 8}
-!7 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11RINS_1FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS2_S3_EEEEE1GEPSD_EE", metadata !8, i64 8}
-!8 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS1_S2_EEEEE1GE", metadata !9, i64 0}
-!9 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11DIKPi8TreeIterEE", metadata !5, i64 0, metadata !10, i64 8}
-!10 = metadata !{metadata !"_ZTS8TreeIter", metadata !5, i64 8, metadata !11, i64 16}
-!11 = metadata !{metadata !"bool", metadata !2, i64 0}
+!2 = metadata !{metadata !"any pointer", metadata !3, i64 0}
+!3 = metadata !{metadata !"omnipotent char", metadata !4, i64 0}
+!4 = metadata !{metadata !"Simple C/C++ TBAA"}
+!5 = metadata !{metadata !6, metadata !2, i64 8}
+!6 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11RINS_1FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS2_S3_EEEEE1GEPSD_EE", metadata !7, i64 8}
+!7 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS1_S2_EEEEE1GE", metadata !8, i64 0}
+!8 = metadata !{metadata !"_ZTSN12_GLOBAL__N_11DIKPi8TreeIterEE", metadata !2, i64 0, metadata !9, i64 8}
+!9 = metadata !{metadata !"_ZTS8TreeIter", metadata !2, i64 8, metadata !10, i64 16}
+!10 = metadata !{metadata !"bool", metadata !3, i64 0}
-- 
2.34.1