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bug#9927: unexec/unexmacosx fails with GCC 4.6.1 on intel Mac OS X 10.6.


From: Peter Dyballa
Subject: bug#9927: unexec/unexmacosx fails with GCC 4.6.1 on intel Mac OS X 10.6.8
Date: Thu, 17 May 2012 01:35:55 +0200

Am 16.05.2012 um 19:53 schrieb Paul Eggert:

> Peter, does bug 9927 also occur for Emacs 23?

Yes, this it the failure with GCC 4.6.3 for a 32-bit target on 64-bit hardware 
without --wide-int configure option in GNU Emacs 23.4 with the YAMAMOTO 
Mitsuharu patches applied:

        --- Header Information ---
        Magic = 0xfeedface
        CPUType = 7
        CPUSubType = 3
        FileType = 0x2
        NCmds = 25
        SizeOfCmds = 2564
        Flags = 0x01000085
        Highest address of load commands in input file: 0x441000
        Lowest offset of all sections in __TEXT segment:   0x15f4
        --- List of Load Commands in Input File ---
        # cmd              cmdsize name                address     size
        0 LC_SEGMENT             56 __PAGEZERO                0   0x1000
        1 LC_SEGMENT            600 __TEXT               0x1000 0x1ba000
                                   __text               0x25f4 0x156668
                                   __text_cold        0x158c5c    0x616
                                   __text_startup     0x159272   0x132e
                                   __symbol_stub      0x15a5a0    0xc90
                                   __stub_helper      0x15b230   0x14fc
                                   __cstring          0x15c72c  0x14683
                                   __const            0x170db0    0x820
                                   __eh_frame         0x1715d0  0x49a24
        2 LC_SEGMENT            736 __DATA             0x1bb000 0x1dc000
                                   __dyld             0x1bb000     0x1c
                                   __nl_symbol_ptr    0x1bb01c    0xb14
                                   __la_symbol_ptr    0x1bbb30    0x860
                                   __data             0x1bc390 0x1956dc
                                   __const            0x351a70   0x1008
                                   __static_data      0x352a80     0x31
                                   __bss4             0x352ac0   0x6424
                                   __bss2             0x358ee4  0x2fc68
                                   __pu_bss2          0x388b4c   0x5490
                                   __pu_bss4          0x38dfe0   0x8454
        3 LC_SEGMENT             56 __LINKEDIT         0x397000  0xaa000
        4 LC_DYLD_INFO_ONLY      48
        5 LC_SYMTAB              24
        6 LC_DYSYMTAB            80
        7 LC_LOAD_DYLINKER       28
        8 LC_UUID                24
        9 LC_UNIXTHREAD          80
        10 LC_LOAD_DYLIB          52
        11 LC_LOAD_DYLIB          52
        12 LC_LOAD_DYLIB          52
        13 LC_LOAD_DYLIB          52
        14 LC_LOAD_DYLIB          52
        15 LC_LOAD_DYLIB          52
        16 LC_LOAD_DYLIB          56
        17 LC_LOAD_DYLIB          56
        18 LC_LOAD_DYLIB          72
        19 LC_LOAD_DYLIB          68
        20 LC_LOAD_DYLIB          60
        21 LC_LOAD_DYLIB          48
        22 LC_LOAD_DYLIB          52
        23 LC_LOAD_DYLIB          56
        24 LC_LOAD_DYLIB          52
         0x1cfc080 (sz:   0x3f1c/  0x3f20)
         0x1c00000 (sz:  0xfc080/ 0xfc080)
         0x18fc080 (sz:   0x3f1c/  0x3f20)
         0x1800000 (sz:  0xfc080/ 0xfc080)
         0x27f8000 (sz:   0x5316/  0x7f98)
         0x2000000 (sz: 0x52f0d3/0x7f8000)
          0xaef000 (sz:        0/  0x1000)
        --- Load Commands written to Output File ---
        Writing segment __PAGEZERO       @        0 (       0/  0x1000 @        
  0)
        Writing segment __TEXT           @        0 (0x1ba000/0x1ba000 @     
0x1000)
        Writing segment __DATA           @ 0x1ba000 (0x1dc000/0x1dc000 @   
0x1bb000)
                section __dyld           at 0x1ba000 - 0x1ba01c (sz:     0x1c)
                section __nl_symbol_ptr  at 0x1ba01c - 0x1bab30 (sz:    0xb14)
                section __la_symbol_ptr  at 0x1bab30 - 0x1bb390 (sz:    0x860)
                section __data           at 0x1bb390 - 0x350a6c (sz: 0x1956dc)
                section __const          at 0x350a70 - 0x351a78 (sz:   0x1008)
        unexec: unrecognized section name in __DATA segment
        make[1]: *** [bootstrap-emacs] Error 1
        make[1]: Target `all' not remade because of errors.
        make: *** [src] Error 2
        make: Target `all' not remade because of errors.
        
                Time spent in user mode   (CPU seconds) : 58.321s
                Time spent in kernel mode (CPU seconds) : 2.891s
                Total time                              : 1:15.72s
                CPU utilisation (percentage)            : 80.8%
        Exit 2
        
        Compilation exited abnormally with code 2 at Thu May 17 01:27:46


I can try more 

--
Mit friedvollen Grüßen

  Pete      <\
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