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authorjason <jason@138bc75d-0d04-0410-961f-82ee72b054a4>2006-08-23 14:04:24 +0000
committerjason <jason@138bc75d-0d04-0410-961f-82ee72b054a4>2006-08-23 14:04:24 +0000
commit54864ec68854296d0d0dda4840e65c86a2af11f4 (patch)
tree8db35c6e896f3c47a77d77c5ef83c8f54ece5934 /gcc/doc/invoke.texi
parent41cd341f0b97199273e3a044a5bf3b954faa1f62 (diff)
downloadgcc-54864ec68854296d0d0dda4840e65c86a2af11f4.tar.gz
PR c++/28687
* rtti.c (build_dynamic_cast, build_dynamic_cast_1): Move -fno-rtti check to be more specific. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@116350 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/doc/invoke.texi')
-rw-r--r--gcc/doc/invoke.texi4
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index c9b25f754db..d7f0826fca4 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -1569,7 +1569,9 @@ functions for use by the C++ runtime type identification features
(@samp{dynamic_cast} and @samp{typeid}). If you don't use those parts
of the language, you can save some space by using this flag. Note that
exception handling uses the same information, but it will generate it as
-needed.
+needed. The @samp{dynamic_cast} operator can still be used for casts that
+do not require runtime type information, i.e. casts to @code{void *} or to
+unambiguous base classes.
@item -fstats
@opindex fstats