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| author | Andrew Pinski <pinskia@gmail.com> | 2008-01-31 17:41:27 -0800 |
|---|---|---|
| committer | Ben Elliston <bje@gcc.gnu.org> | 2008-02-01 12:41:27 +1100 |
| commit | a18c20ec9a1a6da58096040a1c1a423344993e8d (patch) | |
| tree | 136f02279e9d3761090743d6ab8a4ea371c53867 | |
| parent | e529992b9ca0d980521701ffdb3d93ff65f73061 (diff) | |
| download | gcc-a18c20ec9a1a6da58096040a1c1a423344993e8d.zip gcc-a18c20ec9a1a6da58096040a1c1a423344993e8d.tar.gz gcc-a18c20ec9a1a6da58096040a1c1a423344993e8d.tar.bz2 | |
re PR c/29326 (__builtin_trap is not documented)
PR c/29326
* doc/extend.texi (Other Builtins): Document.
Co-Authored-By: Ben Elliston <bje@au.ibm.com>
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r131996
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/doc/extend.texi | 8 |
2 files changed, 15 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 301df26..647797e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2008-02-01 Andrew Pinski <pinskia@gmail.com> + Mark Mitchell <mark@codesourcery.com> + Ben Elliston <bje@au.ibm.com> + + PR c/29326 + * doc/extend.texi (Other Builtins): Document. + 2008-01-31 Tom Browder <tom.browder@gmail.com> * doc/c-tree.texi (Types): Fix grammar. diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index 73c823f..0bf8811 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} |