From 038557dd189daf548007b2ddccfdb0134fb3f615 Mon Sep 17 00:00:00 2001
From: Anton Korobeynikov <asl@math.spbu.ru>
Date: Wed, 5 Mar 2008 15:43:58 +0000
Subject: [PATCH] Testcase for PR2054

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47946 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Linker/2008-03-05-AliasReference.ll  | 17 +++++++++++++++++
 test/Linker/2008-03-05-AliasReference2.ll | 11 +++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 test/Linker/2008-03-05-AliasReference.ll
 create mode 100644 test/Linker/2008-03-05-AliasReference2.ll

diff --git a/test/Linker/2008-03-05-AliasReference.ll b/test/Linker/2008-03-05-AliasReference.ll
new file mode 100644
index 00000000000..1663b00845e
--- /dev/null
+++ b/test/Linker/2008-03-05-AliasReference.ll
@@ -0,0 +1,17 @@
+; PR2054
+; RUN: llvm-as %s -o %t1.bc -f
+; RUN: llvm-as %p/2008-03-05-AliasReference2.ll -o %t2.bc -f
+; RUN: llvm-link %t2.bc %t1.bc -f -o %t3.bc
+
+; ModuleID = 'bug.o'
+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"
+target triple = "x86_64-unknown-linux-gnu"
+@foo = weak global i32 0		; <i32*> [#uses=1]
+
+@bar = alias weak i32* @foo		; <i32*> [#uses=1]
+
+define i32 @baz() nounwind  {
+entry:
+	%tmp1 = load i32* @bar, align 4		; <i32> [#uses=1]
+	ret i32 %tmp1
+}
diff --git a/test/Linker/2008-03-05-AliasReference2.ll b/test/Linker/2008-03-05-AliasReference2.ll
new file mode 100644
index 00000000000..05c0a25bb9d
--- /dev/null
+++ b/test/Linker/2008-03-05-AliasReference2.ll
@@ -0,0 +1,11 @@
+; This file is used by 2008-03-05-AliasReference.ll
+; RUN: true
+
+; ModuleID = 'bug.o'
+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"
+target triple = "x86_64-unknown-linux-gnu"
+
+define i32 @baz1() nounwind  {
+entry:
+	ret i32 0
+}