[llvm-commits] [llvm] r49344 - /llvm/trunk/test/Analysis/Andersens/2008-04-07-Memcpy.ll

[Duncan Sands]

Author: baldrick
Date: Mon Apr  7 12:03:16 2008
New Revision: 49344

URL: http://llvm.org/viewvc/llvm-project?rev=49344&view=rev
Log:
Testcase for pr2169.

Added:
    llvm/trunk/test/Analysis/Andersens/2008-04-07-Memcpy.ll

Added: llvm/trunk/test/Analysis/Andersens/2008-04-07-Memcpy.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Analysis/Andersens/2008-04-07-Memcpy.ll?rev=49344&view=auto

==============================================================================
--- llvm/trunk/test/Analysis/Andersens/2008-04-07-Memcpy.ll (added)
+++ llvm/trunk/test/Analysis/Andersens/2008-04-07-Memcpy.ll Mon Apr  7 12:03:16 2008
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | opt -anders-aa -gvn | llvm-dis | not grep undef
+; PR2169
+
+declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) nounwind
+declare void @use(i8)
+
+define void @f(i8* %x) {
+entry:
+        %copy = alloca i8               ; <i8*> [#uses=6]
+        call void @llvm.memcpy.i32( i8* %copy, i8* %x, i32 1, i32 4 )
+        %tmp = load i8* %copy           ; <i8> [#uses=1]
+        call void @use(i8 %tmp)
+        ret void
+}