Fix buffer overread in format_escaped_str, again
#459
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Commit 528220f restored the buffer overread that I removed in commit 29884e6 (ijl#455). A buffer overread that doesn’t cross a page boundary is still undefined behavior, even if it doesn’t happen to cause an immediate segfault, and all undefined behavior must be avoided. Signed-off-by: Anders Kaseorg <andersk@mit.edu>
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format_escaped_str, again
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Commit 528220f restored the buffer overread that I removed in commit 29884e6 (#455). A buffer overread that doesn’t cross a page boundary is still undefined behavior, even if it doesn’t happen to cause an immediate segfault, and all undefined behavior must be avoided.
(Reopened from #457.)