patches/glibc/2.6.1/130-i686-assembler.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 2007-02-15  Khem Raj  <kraj@xxxxxxxxxx>
     2 
     3        * sysdeps/unix/sysv/linux/i386/sysdep.h: Re-define __i686.
     4        * nptl/sysdeps/pthread/pt-initfini.c: Ditto.
     5 
     6 
     7 
     8 Index: glibc-2.4/sysdeps/unix/sysv/linux/i386/sysdep.h
     9 ===================================================================
    10 --- glibc-2.4/sysdeps/unix/sysv/linux/i386/sysdep.h	(revision 1469)
    11 +++ glibc-2.4/sysdeps/unix/sysv/linux/i386/sysdep.h	(working copy)
    12 @@ -29,6 +29,10 @@
    13  #include <dl-sysdep.h>
    14  #include <tls.h>
    15  
    16 +#if defined __i686 && defined __ASSEMBLER__
    17 +#undef __i686
    18 +#define __i686 __i686
    19 +#endif
    20  
    21  /* For Linux we can use the system call table in the header file
    22  	/usr/include/asm/unistd.h
    23 Index: glibc-2.4/nptl/sysdeps/pthread/pt-initfini.c
    24 ===================================================================
    25 --- glibc-2.4/nptl/sysdeps/pthread/pt-initfini.c	(revision 1469)
    26 +++ glibc-2.4/nptl/sysdeps/pthread/pt-initfini.c	(working copy)
    27 @@ -45,6 +45,11 @@
    28  /* Embed an #include to pull in the alignment and .end directives. */
    29  asm ("\n#include \"defs.h\"");
    30  
    31 +asm ("\n#if defined __i686 && defined __ASSEMBLER__");
    32 +asm ("\n#undef __i686");
    33 +asm ("\n#define __i686 __i686");
    34 +asm ("\n#endif");
    35 +
    36  /* The initial common code ends here. */
    37  asm ("\n/*@HEADER_ENDS*/");
    38