Mercurial > hg > graal-compiler
changeset 7999:4fcf990aa34a
8006807: C2 crash due to out of bounds array access in Parse::do_multianewarray
Summary: check ndimensions before accessing length[i] element
Reviewed-by: kvn
Contributed-by: volker.simonis@gmail.com
author | drchase |
---|---|
date | Wed, 06 Feb 2013 11:33:49 -0800 |
parents | 6a51fc70a15e |
children | d05ff4bf41b3 |
files | src/share/vm/opto/parse3.cpp |
diffstat | 1 files changed, 3 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/src/share/vm/opto/parse3.cpp Tue Feb 05 08:25:51 2013 -0800 +++ b/src/share/vm/opto/parse3.cpp Wed Feb 06 11:33:49 2013 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -487,7 +487,8 @@ fun, NULL, TypeRawPtr::BOTTOM, makecon(TypeKlassPtr::make(array_klass)), length[0], length[1], length[2], - length[3], length[4]); + (ndimensions > 2) ? length[3] : NULL, + (ndimensions > 3) ? length[4] : NULL); } else { // Create a java array for dimension sizes Node* dims = NULL;