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Catch OOM when sparse array join results in too large array.

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Review URL: http://codereview.chromium.org/8540006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9980 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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yangguo@chromium.org 2011-11-11 17:21:16 +00:00
parent 8bdb3ffbca
commit 0e47d6e417
1 changed files with 2 additions and 1 deletions
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3
src/runtime.cc
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@ -6970,7 +6970,8 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_SparseJoinWithSeparator) {
// Find total length of join result.
int string_length = 0;
bool is_ascii = separator->IsAsciiRepresentation();
int max_string_length = SeqAsciiString::kMaxLength;
int max_string_length = is_ascii ? SeqAsciiString::kMaxLength
: SeqTwoByteString::kMaxLength;
bool overflow = false;
CONVERT_NUMBER_CHECKED(int, elements_length,
Int32, elements_array->length());