From 3a386d4929b91678563560505934df4bb9d3d7ff Mon Sep 17 00:00:00 2001
From: John Criswell <criswell@uiuc.edu>
Date: Fri, 7 May 2004 13:57:19 +0000
Subject: [PATCH] Regression test for PR#330.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13399 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Linker/2004-05-07-TypeResolution1.ll | 44 +++++++++++++++++++++++
 test/Linker/2004-05-07-TypeResolution2.ll | 25 +++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 test/Linker/2004-05-07-TypeResolution1.ll
 create mode 100644 test/Linker/2004-05-07-TypeResolution2.ll

diff --git a/test/Linker/2004-05-07-TypeResolution1.ll b/test/Linker/2004-05-07-TypeResolution1.ll
new file mode 100644
index 00000000000..94ce3d02c00
--- /dev/null
+++ b/test/Linker/2004-05-07-TypeResolution1.ll
@@ -0,0 +1,44 @@
+; RUN: llvm-as -f < %s > %t1.bc
+; RUN: llvm-as -f < `dirname %s`/2004-05-07-TypeResolution2.ll > %t2.bc
+; RUN: llvm-link -f -o %t3.bc %t1.bc %t2.bc
+
+target endian = little
+target pointersize = 32
+
+  %myint = type opaque
+	%struct2 = type { %struct1 }
+
+	%struct1 = type { int, void (%struct2*)*,  %myint *, int (uint *)* }
+
+
+%driver1 = global %struct1 zeroinitializer		; <%struct1*> [#uses=1]
+
+%m1 = external global [1 x sbyte] * 	; <%struct.task_struct**> [#uses=0]
+;%m1 = external global uint  	; <%struct.task_struct**> [#uses=0]
+%str1 = constant [1 x ubyte] zeroinitializer
+%str2 = constant [2 x ubyte] zeroinitializer
+%str3 = constant [3 x ubyte] zeroinitializer
+%str4 = constant [4 x ubyte] zeroinitializer
+%str5 = constant [5 x ubyte] zeroinitializer
+%str6 = constant [6 x ubyte] zeroinitializer
+%str7 = constant [7 x ubyte] zeroinitializer
+%str8 = constant [8 x ubyte] zeroinitializer
+%str9 = constant [9 x ubyte] zeroinitializer
+%stra = constant [10 x ubyte] zeroinitializer
+%strb = constant [11 x ubyte] zeroinitializer
+%strc = constant [12 x ubyte] zeroinitializer
+%strd = constant [13 x ubyte] zeroinitializer
+%stre = constant [14 x ubyte] zeroinitializer
+%strf = constant [15 x ubyte] zeroinitializer
+%strg = constant [16 x ubyte] zeroinitializer
+%strh = constant [17 x ubyte] zeroinitializer
+
+implementation   ; Functions:
+
+declare void %func(%struct2*)
+
+void %tty_init() {
+entry:
+	volatile store void (%struct2*)* %func, void (%struct2 *)** getelementptr (%struct1*  %driver1, uint 0, uint 1)
+	ret void
+}
diff --git a/test/Linker/2004-05-07-TypeResolution2.ll b/test/Linker/2004-05-07-TypeResolution2.ll
new file mode 100644
index 00000000000..05be6111644
--- /dev/null
+++ b/test/Linker/2004-05-07-TypeResolution2.ll
@@ -0,0 +1,25 @@
+; This file is used by testlink1.ll, so it doesn't actually do anything itself
+;
+; RUN: echo
+
+target endian = little
+target pointersize = 32
+
+  %myint = type ushort
+	%struct2 = type { %struct1 }
+	%struct1 = type { int, void (%struct2*)*, %myint *, int (uint *)* }
+
+implementation   ; Functions:
+
+internal void %f1 (%struct1* %tty) {
+loopentry.preheader:
+
+  ; <void (%struct2*, ubyte)**> [#uses=1]
+  ; <void (%struct2*, ubyte)*> [#uses=0]
+
+	%tmp.2.i.i = getelementptr %struct1* %tty, uint 0, uint 1
+	%tmp.3.i.i = volatile load void (%struct2*)** %tmp.2.i.i
+
+	ret void
+}
+