It appears I already fixed this weeks, if not months ago, except that actually committing the changes helps?
Done now. Gerald Index: projects/prefetch.html =================================================================== RCS file: /cvs/gcc/wwwdocs/htdocs/projects/prefetch.html,v retrieving revision 1.31 diff -u -r1.31 prefetch.html --- projects/prefetch.html 5 Nov 2017 11:05:57 -0000 1.31 +++ projects/prefetch.html 11 Mar 2018 18:57:43 -0000 @@ -781,13 +781,13 @@ search from www.mips.com.</p> <p><a name="ref_11">[11]</a> -<a href="http://www-cs-faculty.stanford.edu/~knuth/mmop.html"> +<a href="https://www-cs-faculty.stanford.edu/~knuth/mmop.html"> MMIX Op Codes</a>, Don Knuth.</p> <p><a name="ref_12">[12]</a> <em>The Art of Computer Programming, Fascicle 1: MMIX</em>, Don Knuth, Addison Wesley Longman, 2001; -<a href="http://www-cs-faculty.stanford.edu/~knuth/fasc1.ps.gz"> +<a href="https://www-cs-faculty.stanford.edu/~knuth/fasc1.ps.gz"> http://www-cs-faculty.stanford.edu/~uno/fasc1.ps.gz</a>.</p> <p><a name="ref_13">[13]</a>