Put back non-obsolete -f sections for 'opt'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81954 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/CommandGuide/opt.pod b/docs/CommandGuide/opt.pod
index daf10405a087abe0202ec4e487ad312e8895198e..d1d1db5ef67ed548938d1b9ab1f363d543bca7a4 100644 (file)
--- a/docs/CommandGuide/opt.pod
+++ b/docs/CommandGuide/opt.pod
@@ -38,6 +38,12 @@ writes its output to the standard output.
 
 =over
 
+=item B<-f>
+
+Enable binary output on terminals.  Normally, B<opt> will refuse to
+write raw bitcode output if the output stream is a terminal. With this option,
+B<opt> will write raw bitcode regardless of the output device.
+
 =item B<-help>
 
 Print a summary of command line options.