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| author | bje <bje@138bc75d-0d04-0410-961f-82ee72b054a4> | 2008-02-01 01:41:27 +0000 |
|---|---|---|
| committer | bje <bje@138bc75d-0d04-0410-961f-82ee72b054a4> | 2008-02-01 01:41:27 +0000 |
| commit | 2f5beddc33b58e61cb2b580e7525b817b07d4e8c (patch) | |
| tree | 136f02279e9d3761090743d6ab8a4ea371c53867 /gcc/doc | |
| parent | 87cf73eb2ba6f00611b5374fb7db5fdbdab7ce36 (diff) | |
| download | gcc-2f5beddc33b58e61cb2b580e7525b817b07d4e8c.tar.gz | |
PR c/29326
* doc/extend.texi (Other Builtins): Document.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@131996 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/extend.texi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index 73c823fa45c..0bf8811963c 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -6423,6 +6423,14 @@ if (__builtin_expect (ptr != NULL, 1)) when testing pointer or floating-point values. @end deftypefn +@deftypefn {Built-in Function} void __builtin_trap (void) +This function causes the program to exit abnormally. GCC implements +this function by using a target-dependent mechanism (such as +intentionally executing an illegal instruction) or by calling +@code{abort}. The mechanism used may vary from release to release so +you should not rely on any particular implementation. +@end deftypefn + @deftypefn {Built-in Function} void __builtin___clear_cache (char *@var{begin}, char *@var{end}) This function is used to flush the processor's instruction cache for the region of memory between @var{begin} inclusive and @var{end} |