patches/glibc/2.7/140-i386-preferred-stack-boundary.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Mon Mar 14 22:16:01 2011 +0100 (2011-03-14)
changeset 2335 805e9f2a06fa
parent 744 4bf8448536d5
permissions -rw-r--r--
samples: new PPC e300c3 sample

Gustavo wrote:

---8<---
Attached my ct-ng e300c3 toolchain config for:

powerpc-e300c3-linux-gnu [l X]
OS : linux-2.6.36.3
Companion libs : gmp-5.0.1 mpfr-3.0.0 ppl-0.10.2 cloog-ppl-0.15.10 mpc-0.8.2 libelf-0.8.13
binutils : binutils-2.21
C compiler : gcc-4.5.2 (C,C++)
C library : eglibc-2_12
Tools :
---8<---

Reported-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
["Yann E. MORIN" : updated to match new config options]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 (C) 2007 Yann E. MORIN <yann.morin.1998@anciens.enib.fr>
     2 License: LGPL v2.1
     3 
     4 Shut off a stupid warning: preffered-stack-boundary must be between 4 ad 12,
     5 and 2 is not.
     6 
     7 diff -dur glibc-2.5.orig/sysdeps/i386/Makefile glibc-2.5/sysdeps/i386/Makefile
     8 --- glibc-2.5.orig/sysdeps/i386/Makefile	2005-03-06 01:18:16.000000000 +0100
     9 +++ glibc-2.5/sysdeps/i386/Makefile	2007-05-27 17:49:37.000000000 +0200
    10 @@ -36,7 +36,7 @@
    11  ifeq ($(subdir),csu)
    12  sysdep-CFLAGS += -mpreferred-stack-boundary=4
    13  else
    14 -sysdep-CFLAGS += -mpreferred-stack-boundary=2
    15 +sysdep-CFLAGS += -mpreferred-stack-boundary=4
    16  # Likewise, any function which calls user callbacks
    17  uses-callbacks += -mpreferred-stack-boundary=4
    18  # Likewise, any stack alignment tests