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| author | Duncan Sands <baldrick@free.fr> | 2008-04-07 17:03:16 +0000 |
|---|---|---|
| committer | Duncan Sands <baldrick@free.fr> | 2008-04-07 17:03:16 +0000 |
| commit | d6481955dbc8ae268ee4672de058fc93eb87b978 (patch) | |
| tree | 8de90393ab82bb74409c97c3f9cd6357f0488e07 | |
| parent | 7b932683058415c0a2b2ce6fb30cadd67a1580be (diff) | |
| download | bcm5719-llvm-d6481955dbc8ae268ee4672de058fc93eb87b978.tar.gz bcm5719-llvm-d6481955dbc8ae268ee4672de058fc93eb87b978.zip | |
Testcase for pr2169.
llvm-svn: 49344
| -rw-r--r-- | llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll b/llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll new file mode 100644 index 00000000000..935444991a3 --- /dev/null +++ b/llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll @@ -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 +} |
