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Date:      Fri, 18 Nov 2011 14:41:48 +0000 (UTC)
From:      Fabien Thomas <fabient@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org
Subject:   svn commit: r227664 - stable/9/contrib/gcc/config/arm
Message-ID:  <201111181441.pAIEfm7O080256@svn.freebsd.org>

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Author: fabient
Date: Fri Nov 18 14:41:48 2011
New Revision: 227664
URL: http://svn.freebsd.org/changeset/base/227664

Log:
  MFC r227391:
  Import gcc fix for -fstack-protector that produces segfaulting
  binaries on arm/armel.
  
  Related gcc bug:
  http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35965
  
  Author kindly accepted that all of his patches can be use as GPLv2.
  
  PR: 161128
  Approved by: re (kib)

Modified:
  stable/9/contrib/gcc/config/arm/arm.c
Directory Properties:
  stable/9/contrib/gcc/   (props changed)

Modified: stable/9/contrib/gcc/config/arm/arm.c
==============================================================================
--- stable/9/contrib/gcc/config/arm/arm.c	Fri Nov 18 11:18:59 2011	(r227663)
+++ stable/9/contrib/gcc/config/arm/arm.c	Fri Nov 18 14:41:48 2011	(r227664)
@@ -3217,7 +3217,8 @@ legitimize_pic_address (rtx orig, enum m
 	  gcc_assert (!no_new_pseudos);
 	  if (arm_pic_register != INVALID_REGNUM)
 	    {
-	      cfun->machine->pic_reg = gen_rtx_REG (Pmode, arm_pic_register);
+	      if (!cfun->machine->pic_reg)
+		cfun->machine->pic_reg = gen_rtx_REG (Pmode, arm_pic_register);
 
 	      /* Play games to avoid marking the function as needing pic
 		 if we are being called as part of the cost-estimation
@@ -3229,7 +3230,8 @@ legitimize_pic_address (rtx orig, enum m
 	    {
 	      rtx seq;
 
-	      cfun->machine->pic_reg = gen_reg_rtx (Pmode);
+	      if (!cfun->machine->pic_reg)
+		  cfun->machine->pic_reg = gen_reg_rtx (Pmode);
 
 	      /* Play games to avoid marking the function as needing pic
 		 if we are being called as part of the cost-estimation



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