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authorJason Merrill <jason@gcc.gnu.org>1999-09-29 20:50:37 -0400
committerJason Merrill <jason@gcc.gnu.org>1999-09-29 20:50:37 -0400
commita7fbfcf92ab03b0ec5dc8d54110ab3e3a0436f6c (patch)
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parentdb48b8315f6251aabc95ae8b7e286b128d84ae66 (diff)
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update -fno-rtti
From-SVN: r29716
Diffstat (limited to 'gcc/invoke.texi')
-rw-r--r--gcc/invoke.texi11
1 files changed, 6 insertions, 5 deletions
diff --git a/gcc/invoke.texi b/gcc/invoke.texi
index aa1f2c0..9e9d664 100644
--- a/gcc/invoke.texi
+++ b/gcc/invoke.texi
@@ -1127,11 +1127,12 @@ Enable automatic template instantiation. This option also implies
information.
@item -fno-rtti
-Disable generation of the information used by C++ runtime type
-identification features (@samp{dynamic_cast} and @samp{typeid}). If you
-don't use those parts of the language (or exception handling, which uses
-@samp{dynamic_cast} internally), you can save some space by using this
-flag.
+Disable generation of information about every class with virtual
+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.
@item -fstrict-prototype
Within an @samp{extern "C"} linkage specification, treat a function