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| author | Eric Botcazou <ebotcazou@libertysurf.fr> | 2003-12-05 09:09:33 +0100 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2003-12-05 08:09:33 +0000 |
| commit | 6429bc7c3ec8047e384ee49b6d892ac18394e6b6 (patch) | |
| tree | e2b703b58919abcf421423bcd588d9c2c78834c4 /gcc/doc | |
| parent | 42134429179cd7b4a609bccbe76530b1018400ce (diff) | |
| download | gcc-6429bc7c3ec8047e384ee49b6d892ac18394e6b6.zip gcc-6429bc7c3ec8047e384ee49b6d892ac18394e6b6.tar.gz gcc-6429bc7c3ec8047e384ee49b6d892ac18394e6b6.tar.bz2 | |
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
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/extend.texi | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index 7825a12..535616b 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 |