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Commit d955420e by Devang Patel Committed by Devang Patel
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* doc/invoke.texi (-Wuninitialized): Clarify -O connection. 

From-SVN: r113048
parent 7ae99337
Showing with 7 additions and 2 deletions
gcc/ChangeLog
2006-04-18 Devang Patel <dpatel@apple.com>
* doc/invoke.texi (-Wuninitialized): Clarify -O connection.
2006-04-18 Nick Clifton <nickc@redhat.com>
* config/sh/t-symbian: Add rule to build sh-c.o
......
gcc/doc/invoke.texi
......@@ -2682,8 +2682,9 @@ if a variable may be clobbered by a @code{setjmp} call.
These warnings are possible only in optimizing compilation,
because they require data flow information that is computed only
when optimizing. If you don't specify @option{-O}, you simply won't
get these warnings.
when optimizing. If you do not specify @option{-O}, you will not get
these warnings. Instead, GCC will issue a warning about @option{-Wuninitialized}
requiring @option{-O}.
If you want to warn about code which uses the uninitialized value of the
variable in its own initializer, use the @option{-Winit-self} option.
......
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