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| author | Hans-Peter Nilsson <hp@bitrange.com> | 2003-10-12 16:08:10 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@gcc.gnu.org> | 2003-10-12 16:08:10 +0000 |
| commit | bc0ff407ce8e111f5867f6f49030a2aa6bdb535e (patch) | |
| tree | 5544ecdb47de55ece3034cb7525845fe62e9eeb5 /gcc | |
| parent | 81bc077a39faa66769629155bc7d3c03cfe1d194 (diff) | |
| download | gcc-bc0ff407ce8e111f5867f6f49030a2aa6bdb535e.zip gcc-bc0ff407ce8e111f5867f6f49030a2aa6bdb535e.tar.gz gcc-bc0ff407ce8e111f5867f6f49030a2aa6bdb535e.tar.bz2 | |
extend.texi (Function Attributes): Mention the exceptional path for noreturn-marked functions.
* doc/extend.texi (Function Attributes): Mention the exceptional
path for noreturn-marked functions.
From-SVN: r72401
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/doc/extend.texi | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 47f03e5..5f64e15 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-10-12 Hans-Peter Nilsson <hp@bitrange.com> + + * doc/extend.texi (Function Attributes): Mention the exceptional + path for noreturn-marked functions. + 2003-10-12 Jan Hubicka <jh@suse.cz> * cgraphunit.c (cgraph_decide_inlining): Fix uninitialized variable diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index d2f417d..d24a725 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -2020,6 +2020,10 @@ would happen if @code{fatal} ever did return. This makes slightly better code. More importantly, it helps avoid spurious warnings of uninitialized variables. +The @code{noreturn} keyword does not affect the exceptional path when that +applies: a @code{noreturn}-marked function may still return to the caller +by throwing an exception. + Do not assume that registers saved by the calling function are restored before calling the @code{noreturn} function. |