\documentclass[a4paper]{article}

\usepackage{pgfplots}

\pgfplotsset{compat=1.3}
\usepackage{pgfplotstest_markers_and_clip}

\begin{document}

\pgfkeysifdefined{/pgfplots/clip mode/.@cmd}{%
	\pgfplotsset{clip mode=global}%
}{}%

\TEST{title=blue mark on top of red line (DEFAULT)}

\end{document}

