diff options
Diffstat (limited to 'doc/lispref/functions.texi')
| -rw-r--r-- | doc/lispref/functions.texi | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/doc/lispref/functions.texi b/doc/lispref/functions.texi index e3de6009e90..8e8cc5fd9c0 100644 --- a/doc/lispref/functions.texi +++ b/doc/lispref/functions.texi @@ -2497,6 +2497,30 @@ the current buffer. @item (modes @var{modes}) Specify that this command is meant to be applicable for @var{modes} only. + +@item (pure @var{val}) +If @var{val} is non-@code{nil}, this function is @dfn{pure} +(@pxref{What Is a Function}). This is the same as the @code{pure} +property of the function's symbol (@pxref{Standard Properties}). + +@item (side-effect-free @var{val}) +If @var{val} is non-@code{nil}, this function is free of side effects, +so the byte compiler can ignore calls whose value is ignored. This is +the same as the @code{side-effect-free} property of the function's +symbol, @pxref{Standard Properties}. + +@item (speed @var{n}) +Specify the value of @code{native-comp-speed} in effect for native +compilation of this function (@pxref{Native-Compilation Variables}). +This allows function-level control of the optimization level used for +native code emitted for the function. In particular, if @var{n} is +@minus{}1, native compilation of the function will emit bytecode +instead of native code for the function. + +@item no-font-lock-keyword +This is valid for macros only. Macros with this declaration are +highlighted by font-lock (@pxref{Font Lock Mode}) as normal functions, +not specially as macros. @end table @end defmac |