<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - Undefined operation in tgsi_ureg.c left shift of 1 by 31 places cannot be represented in type 'int'" href="https://bugs.freedesktop.org/show_bug.cgi?id=80266#c8">Comment # 8</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - Undefined operation in tgsi_ureg.c left shift of 1 by 31 places cannot be represented in type 'int'" href="https://bugs.freedesktop.org/show_bug.cgi?id=80266">bug 80266</a> from <a class="email" href="mailto:zeccav@gmail.com" title="Vittorio <zeccav@gmail.com>"> Vittorio</a> <pre>(In reply to <a href="show_bug.cgi?id=80266#c5">comment #5</a>) > I'm not sure why you're filing these against nouveau... I'm sure there are > _tons_ of these throughout mesa... > > Does gcc warn about this? Are you _sure_ that (signed int)1 << 31 is illegal > in C99? Only now I am reading this note. I compiled mesa with gcc -fsanitize=undefined option, gcc runtime is issuing several, not tons, of runtime error messages, it seems to me that (signed int) 1 << 31 is undefined if computed as int. The runtime error messages only appear with the -std=c99 option.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>