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patches/glibc/2.6/140-i386-preferred-stack-boundary.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Fri Oct 02 22:10:38 2009 +0200 (2009-10-02)
changeset 1551 8c40b842e798
parent 744 4bf8448536d5
permissions -rw-r--r--
libc/glibc: fix building for seemingly native toolchains

Build glibc with -O2 as a fix/workaround to building
seemingly-native toolchains.

See:
- docs/overview.txt
- docs/known-issues.txt
- http://sourceware.org/ml/crossgcc/2009-09/msg00055.html 
     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
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