Re: master updated (4b1ab18391 -> 8517d1e9aa)

[Stefan Kangas]

Mattias Engdegård <mattiase@acm.org> writes:

> mattiase pushed a change to branch master.
>
>       from  4b1ab18391 Fix autoload in tramp.el
>        new  869db699ee Improved static detection of nil and non-nil 
> expressions
>        new  e618b6faee Improved `if` and `while` optimisation
>        new  621550c076 Improved `and` and `or` optimisation
>        new  fb98c4a406 Improved `null` (alias `not`) optimisation
>        new  8517d1e9aa * lisp/dired.el (dired-mark-if): Evaluate MSG once to 
> avoid warning.

Thanks!  I enjoy reading these patchsets with improvements to the byte
compiler.

The above seems to lead some warnings that, at a glance, I wasn't
immediately sure weren't false positives:

In battery-linux-proc-apm:
battery.el:372:19: Warning: value returned from (logand tem 2) is unused
battery.el:375:19: Warning: value returned from (logand tem 16) is unused
battery.el:372:19: Warning: value returned from (logand tem 2) is unused
battery.el:375:19: Warning: value returned from (logand tem 16) is unused

In edmacro-sanitize-for-string:
edmacro.el:629:19: Warning: value returned from (logand (aref seq i)
128) is unused
edmacro.el:629:19: Warning: value returned from (logand (aref seq i)
128) is unused

In reb-fontify-string-re:
emacs-lisp/re-builder.el:739:29: Warning: value returned from (memq
'font-lock-string-face face) is unused
emacs-lisp/re-builder.el:739:29: Warning: value returned from (memq
'font-lock-string-face face) is unused
emacs-lisp/re-builder.el:739:29: Warning: value returned from (memq
'font-lock-string-face face) is unused

In c-enclosing-c++-attribute:
progmodes/cc-engine.el:1960:37: Warning: value returned from (min (+
(point) 200) (point-max)) is unused
progmodes/cc-engine.el:1960:37: Warning: value returned from (min (+
(point) 200) (point-max)) is unused

In c-get-fontification-context:
progmodes/cc-fonts.el:1266:43: Warning: value returned from (max (-
(point) 2000) (point-min)) is unused