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Date:      Sat, 18 Aug 2001 04:10:52 -0700
From:      Peter Wemm <peter@wemm.org>
To:        alpha@FreeBSD.ORG
Cc:        obrien@FreeBSD.ORG, dfr@FreeBSD.ORG
Subject:   Re: HEADS UP - tree broken in -current for Alpha 
Message-ID:  <20010818111052.9B758380B@overcee.netplex.com.au>
In-Reply-To: <20010818094624.68FC838CC@overcee.netplex.com.au> 

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Peter Wemm wrote:
> If you're running -current on alpha, you will need to back out the
> recent change to:
> src/contrib/gcc.295/config/alpha/crtbegin.asm
> 
> Otherwise everything will segfault after your 'installworld' at
> exit time.

The following diff seems to fix it..  I dont know more than a few bits of
ancient C++ (back in cfront days), but it does even seem to do static
constructors/destructors ok with this.  I am *not* an Alpha assembler
expert, this could be the alpha version of the fabled HCF instruction
for all I know. :-)

Index: crtbegin.asm
===================================================================
RCS file: /home/ncvs/src/contrib/gcc.295/config/alpha/crtbegin.asm,v
retrieving revision 1.2
diff -u -r1.2 crtbegin.asm
--- crtbegin.asm	2001/08/17 22:54:26	1.2
+++ crtbegin.asm	2001/08/18 11:07:37
@@ -68,7 +68,8 @@
 	br      $29,1f
 1:	ldgp    $29,0($29)
 	jsr     $26,__do_global_dtors_aux
-	ldgp    $29,0($29)
+	br	$29,2f
+2:	ldgp    $29,0($29)
 
 	# Ideally this call would go in crtend.o, except that we can't
 	# get hold of __EH_FRAME_BEGIN__ there.

Cheers,
-Peter
--
Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au
"All of this is for nothing if we don't go to the stars" - JMS/B5


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