view wisdom/=@ccc @ 9282:be92b13ab45c

<shachaf> ` ln -s tmp/spout spout
author HackBot
date Fri, 14 Oct 2016 17:44:52 +0000
parents ca3b393399c0
children 2c77460677fc
line wrap: on
line source

=@ccc is a great innovation in gcc 6, kept top secret, where inline asm statements can return a value in the carry flag on x86_64. See https://gcc.gnu.org/gcc-6/changes.html which keeps this secret, https://gcc.gnu.org/onlinedocs/gcc-6.1.0/gcc/Extended-Asm.html , http://article.gmane.org/gmane.linux.kernel/2238065 .