From f6fe5000d71afe93a210ee5e0976fac1a114c03f Mon Sep 17 00:00:00 2001
From: Bruce Dubbs <bdubbs@linuxfromscratch.org>
Date: Sun, 11 May 2014 15:02:47 +0000
Subject: Update bootscripts for eudev. Add gcc patch for upstream
 changes.</para> Change explanation for using omit-frame-pointer in gcc-pass2.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@10560 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
---
 chapter05/gcc-pass2.xml | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

(limited to 'chapter05')

diff --git a/chapter05/gcc-pass2.xml b/chapter05/gcc-pass2.xml
index ec9354e18..ce24a3867 100644
--- a/chapter05/gcc-pass2.xml
+++ b/chapter05/gcc-pass2.xml
@@ -58,11 +58,9 @@
 <screen><userinput remap="pre">cat gcc/limitx.h gcc/glimits.h gcc/limity.h &gt; \
   `dirname $($LFS_TGT-gcc -print-libgcc-file-name)`/include-fixed/limits.h</userinput></screen>
 
-    <para>For x86 machines, a bootstrap build of GCC uses the
-    <option>-fomit-frame-pointer</option> compiler flag.  Non-bootstrap builds
-    omit this flag by default, and the goal should be to produce a compiler
-    that is exactly the same as if it were bootstrapped.  Apply the following
-    <command>sed</command> command to force the build to use the flag:</para>
+    <para>For x86 machines, the limited number of registers is a bottleneck
+    for the system.  Free one up by not using a fram pointer that is not
+    needed:</para>
 
 <screen><userinput remap="pre">case `uname -m` in
   i?86) sed -i 's/^T_CFLAGS =$/&amp; -fomit-frame-pointer/' gcc/Makefile.in ;;
-- 
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