* invoke.texi (C++ Dialect Options): Document -fno-rtti.
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Mon Jan 18 09:56:41 1999 Jason Merrill <jason@yorick.cygnus.com>
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* invoke.texi (C++ Dialect Options): Document -fno-rtti.
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1999-01-18 Vladimir N. Makarov <vmakarov@cygnus.com>
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* invoke.texi (-mcpu=740, -mcpu=750): New options.
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@ -1089,11 +1089,24 @@ Disable diagnostics that the standard says a compiler does not need to
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issue. Currently, this means the diagnostic for a name having multiple
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meanings within a class.
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@item -fpermissive
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Downgrade messages about nonconformant code from errors to warnings. By
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default, g++ effectively sets @samp{-pedantic-errors} without
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@samp{-pedantic}; this option reverses that. This behavior and this
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option are superceded by @samp{-pedantic}, which works as it does for GNU C.
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@item -frepo
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Enable automatic template instantiation. This option also implies
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@samp{-fno-implicit-templates}. @xref{Template Instantiation}, for more
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information.
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@item -fno-rtti
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Disable generation of the information used by C++ runtime type
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identification features (@samp{dynamic_cast} and @samp{typeid}). If you
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don't use those parts of the language (or exception handling, which uses
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@samp{dynamic_cast} internally), you can save some space by using this
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flag.
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@item -fstrict-prototype
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Within an @samp{extern "C"} linkage specification, treat a function
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declaration with no arguments, such as @samp{int foo ();}, as declaring
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