Document 'distclean-stage[N]'

Document 'distclean-stage[N]'

[Thomas Schwinge]

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Hi!

OK to push the attached patch to "Document 'distclean-stage[N]'"?


Grüße
 Thomas


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From c20771b2fc13bdb24f3ad538c1806eeccbedfd3c Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Wed, 26 Oct 2022 13:07:27 +0200
Subject: [PATCH] Document 'distclean-stage[N]'

Refer to 'Makefile.tpl':

    # Rules to wipe a stage and all the following ones, also used for cleanstrap
    [+ IF prev +]distclean-stage[+prev+]:: distclean-stage[+id+] [+ ENDIF prev +]
    .PHONY: distclean-stage[+id+]
    distclean-stage[+id+]::
    	@: $(MAKE); $(stage)
    	@test "`cat stage_last`" != stage[+id+] || rm -f stage_last
    	rm -rf stage[+id+]-* [+
    	  IF compare-target +][+compare-target+] [+ ENDIF compare-target +]

	gcc/
	* doc/makefile.texi (Makefile Targets): Document
	'distclean-stage[N]'.
---
 gcc/doc/makefile.texi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/gcc/doc/makefile.texi b/gcc/doc/makefile.texi
index fe0bbcd2ed1..5186c1cd9d5 100644
--- a/gcc/doc/makefile.texi
+++ b/gcc/doc/makefile.texi
@@ -135,6 +135,16 @@ Compares the results of stages 2 and 3.  This ensures that the compiler
 is running properly, since it should produce the same object files
 regardless of how it itself was compiled.
 
+@item distclean-stage@var{N} (@var{N} = 1@dots{}4, profile, feedback)
+Wipe stage @var{N} and all the following ones.
+
+For example,
+@samp{make distclean-stage3} wipes stage 3 and all the following ones,
+so that another @command{make} then rebuilds them from scratch.
+This can be useful if you're doing changes where
+``bubbling'' the changes as described above is not sufficient,
+but a full @command{make restrap} isn't necessary either.
+
 @item profiledbootstrap
 Builds a compiler with profiling feedback information.  In this case,
 the second and third stages are named @samp{profile} and @samp{feedback},
-- 
2.35.1

Re: Document 'distclean-stage[N]'

[Jeff Law]

On 10/26/22 06:10, Thomas Schwinge wrote:
> Hi!
>
> OK to push the attached patch to "Document 'distclean-stage[N]'"?

OK

jeff