<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <meta name="Generator" content="Microsoft Exchange Server">  <style></style> </head> <body> <font face="Calibri, sans-serif" size="2"> <div style="padding-left: 70pt; ">#if !PIXMAN_HAS_COMPOSITOR</div> <div style="padding-left: 70pt; "> </div> <div style="padding-left: 70pt; ">line 2996 of cairo-image-compositor.c has</div> <div style="padding-left: 70pt; "> </div> <div style="padding-left: 70pt; "> if (r->u.mask.extents.height * r->u.mask.stride > (int)sizeof (r->_buf)) </div> <div style="padding-left: 70pt; ">where in struct _cairo_image_span_renderer we have</div> <div style="padding-left: 70pt; "> </div> <div style="padding-left: 70pt; ">line 1550: uint8_t _buf[0];</div> <div style="padding-left: 70pt; "> </div> <div style="padding-left: 70pt; ">the above is a pointer that is not allocated. It’s a zero length array. The behavior is implementation specific and that includes throwing an error but this typically leads to the compiler seeing sizeof (r->_buf)) as zero. GCC and Microsoft Studio accepts it. C90 hates it. C99 provides flexible array member. </div> <div style="padding-left: 70pt; "> </div> <div style="padding-left: 70pt; ">If its intended to be as written, zero length, then why the comparison? Any compilers accept zero length arrays and return another value.</div> <div style="padding-left: 70pt; "> </div> <div style="padding-left: 70pt; "> </div> <div style="padding-left: 70pt; "> </div> <div><font color="#210058"> </font></div> <div><font color="#210058"> </font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">_________________________________________________________________</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">Edward C. Zimmermann</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">Softwareentwicklung</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">–––</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">CIB software GmbH</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">Elektrastr. 6a</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">81925 München</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">–––</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">T +49 (0)89 / 1 43 60 - 156</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">F +49 (0)89 / 1 43 60 -100</font></div> <div><a href="mailto:edward.zimmermann@cib.de"><font face="Verdana, sans-serif" size="2" color="#0000FF"><u>edward.zimmermann@cib.de</u></font></a></div> <div><a href="http://www.cib.de/"><font face="Verdana, sans-serif" size="2" color="#0000FF"><u>www.cib.de</u></font></a></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">–––</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">Sitz: München </font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">Registergericht München, HRB 123286</font></div> <div><font face="Verdana, sans-serif" size="2" color="#210058">Geschäftsführer: Dipl.-Ing. Ulrich Brandner</font></div> <div> </div> <div style="padding-left: 70pt; "> </div> <div style="padding-left: 70pt; "> </div> </font> </body> </html>