From 6429bc7c3ec8047e384ee49b6d892ac18394e6b6 Mon Sep 17 00:00:00 2001 From: Eric Botcazou Date: Fri, 5 Dec 2003 09:09:33 +0100 Subject: [PATCH] extend.texi (Constructing Calls): Add warning about the limitations of the functions. * doc/extend.texi (Constructing Calls): Add warning about the limitations of the functions. From-SVN: r74314 --- gcc/ChangeLog | 5 +++++ gcc/doc/extend.texi | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index efe009217e6..61904c94a97 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-12-05 Eric Botcazou + + * doc/extend.texi (Constructing Calls): Add warning about + the limitations of the functions. + 2003-12-05 Eric Botcazou PR middle-end/11151 diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index 7825a12376d..535616ba633 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -884,6 +884,11 @@ and later return that value, without knowing what data type the function tried to return (as long as your caller expects that data type). +However, these built-in functions may interact badly with some +sophisticated features or other extensions of the language. It +is, therefore, not recommended to use them outside very simple +functions acting as mere forwarders for their arguments. + @deftypefn {Built-in Function} {void *} __builtin_apply_args () This built-in function returns a pointer to data describing how to perform a call with the same arguments as were passed -- 2.30.2