patches/gcc/4.3.1/230-pr34571.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Fri Nov 04 19:22:29 2011 +0100 (2011-11-04)
changeset 2735 f09ed6dd71a3
parent 746 b150d6f590fc
permissions -rw-r--r--
kernel/linux: fix packed attribute in exported headers

UBI headers (and maybe others as well) are broken because the 'packed'
attribute is not sanitised when the headers are exported to userspace.

Apply the fix from upstream:
https://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=commitdiff;h=f210735fe2f17a6225432ee3d1239bcf23a8659c

(Also, buildroot does the same, BTW)

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.1/gentoo/64_all_gcc43-pr34571.patch
     2 http://gcc.gnu.org/PR34571
     3 
     4 2007-12-26  Rask Ingemann Lambertsen  <rask@sygehus.dk>
     5 
     6 	PR target/34571
     7 	* config/alpha/alpha.c (alpha_cannot_force_const_mem): Use
     8 	symbolic_operand.
     9 	* varasm.c (output_constant_pool_1): Fix typo.
    10 
    11 diff -durN gcc-4.3.1.orig/gcc/config/alpha/alpha.c gcc-4.3.1/gcc/config/alpha/alpha.c
    12 --- gcc-4.3.1.orig/gcc/config/alpha/alpha.c	2008-02-07 18:45:24.000000000 +0100
    13 +++ gcc-4.3.1/gcc/config/alpha/alpha.c	2008-06-10 14:58:24.000000000 +0200
    14 @@ -1113,8 +1113,7 @@
    15  static bool
    16  alpha_cannot_force_const_mem (rtx x)
    17  {
    18 -  enum rtx_code code = GET_CODE (x);
    19 -  return code == SYMBOL_REF || code == LABEL_REF || code == CONST;
    20 +  return symbolic_operand (x, GET_MODE (x));
    21  }
    22  
    23  /* We do not allow indirect calls to be optimized into sibling calls, nor
    24 diff -durN gcc-4.3.1.orig/gcc/varasm.c gcc-4.3.1/gcc/varasm.c
    25 --- gcc-4.3.1.orig/gcc/varasm.c	2007-12-05 22:55:10.000000000 +0100
    26 +++ gcc-4.3.1/gcc/varasm.c	2008-06-10 14:58:24.000000000 +0200
    27 @@ -3710,7 +3710,7 @@
    28        /* FALLTHRU  */
    29  
    30      case LABEL_REF:
    31 -      tmp = XEXP (x, 0);
    32 +      tmp = XEXP (tmp, 0);
    33        gcc_assert (!INSN_DELETED_P (tmp));
    34        gcc_assert (!NOTE_P (tmp)
    35  		  || NOTE_KIND (tmp) != NOTE_INSN_DELETED);