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re PR other/14918 (-fprofile-generate should be documented as necessary for linking) 

PR other/14918
	* doc/invoke.texi (-fprofile-generate): Document requirement to
	use -fprofile-generate when linking.

From-SVN: r80830
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Mark Mitchell 2004-04-18 23:17:28 +00:00 committed by Mark Mitchell
parent fea77ed938
commit 33adcb6c49
2 changed files with 10 additions and 3 deletions
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@ -1,5 +1,9 @@
2004-04-18 Mark Mitchell <mark@codesourcery.com>
PR other/14918
* doc/invoke.texi (-fprofile-generate): Document requirement to
use -fprofile-generate when linking.
* doc/extend.texi (Strong Using): Warn users against using this
feature.

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gcc/doc/invoke.texi
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@ -4378,10 +4378,13 @@ Disabled at levels @option{-O}, @option{-O2}, @option{-O3}, @option{-Os}.
@item -fprofile-generate
@opindex fprofile-generate
Enable options usually used for instrumenting application to produce profile usefull
for later recompilation profile feedback based optimization.
The following options are enabled: @code{-fprofile-arcs}, @code{-fprofile-values}, @code{-fvpt}
Enable options usually used for instrumenting application to produce
profile useful for later recompilation with profile feedback based
optimization. You must use @code{-fprofile-generate} both when
compiling and when linking your program.
The following options are enabled: @code{-fprofile-arcs}, @code{-fprofile-values}, @code{-fvpt}.
@item -fprofile-use
@opindex fprofile-use