[bug #51591] Typographical error in manual

[thutt]

anonymous writes:
 > URL:
 >   <http://savannah.gnu.org/bugs/?51591>
 > 
 >                  Summary: Typographical error in manual
 >                  Project: make
 >             Submitted by: None
 >             Submitted on: Thu 27 Jul 2017 02:58:59 PM UTC
 >                 Severity: 3 - Normal
 >               Item Group: Documentation
 >                   Status: None
 >                  Privacy: Public
 >              Assigned to: None
 >              Open/Closed: Open
 >          Discussion Lock: Any
 >        Component Version: None
 >         Operating System: Any
 >            Fixed Release: None
 >            Triage Status: None
 > 
 >     _______________________________________________________
 > 
 > Details:
 > 
 > Hello,
 > 
 > Please check the section at the URL here:
 > http://www.gnu.org/software/make/manual/make.html#Cleanup
 > 
 > In the following example:
 > 
 > .PHONY : clean
 > clean :
 >         -rm edit $(objects)
 > 
 > This should read:
 > 
 > .PHONY : clean
 > clean :
 >         rm edit $(objects)

 This is not a typo.  The '-' prefix instructs make to ignore the
 return code from the command.  This allows 'make clean' to be
 successfully executed when there are no files to delete in the
 directory.