_gdImageFillTiled reads outside the buffer

[Paul Tarjan]

PHP needed to fix this 6 years ago and only applied it to their fork instead of the underlying library. Please upstream this: https://github.com/php/php-src/commit/7e0ca9e1d7458eb02fc547b0e0735425a0aad352

[galaxy4public]

Issue #118 was marked as a duplicate of this issue.