[Bug gold/11997] New: Different behevior of MEMORY regions

[hjl dot tools at gmail dot com]

Test results of memory_test.sh depends on versions of GCC.
On Linux/x86, GCC 4.2 and GCC 4.3 failed with

address@hidden testsuite]$ cat memory_test.sh.log 
FAIL: memory_test.sh (exit: 1)
==============================

pattern "  LOAD           0x00203c 0x0*00004000 0x0*0000603c 0x0000\?2a
0x0000\?2a R E 0x1000" not found in file memory_test.stdout.

address@hidden testsuite]$ cat memory_test.stdout 
There are 13 section headers, starting at offset 0x20e8:

Section Headers:
  [Nr] Name              Type            Addr     Off    Size   ES Flg Lk Inf Al
  [ 0]                   NULL            00000000 000000 000000 00      0   0  0
  [ 1] .sec0             PROGBITS        00000000 001000 000002 00   A  0   0  1
  [ 2] .sec1             PROGBITS        00001000 00112c 000002 00   A  0   0  1
  [ 3] .sec3             PROGBITS        00005000 002000 000002 00   A  0   0  1
  [ 4] .sec2             PROGBITS        00004000 00203c 000002 00   A  0   0  1
  [ 5] .text             PROGBITS        00004004 002040 000000 00  AX  0   0  4
  [ 6] .sec4             PROGBITS        00004004 002040 000002 00   A  0   0  1
  [ 7] .data             PROGBITS        00004008 002044 000000 00  WA  0   0  4
  [ 8] .bss              NOBITS          00004008 002044 000000 00  WA  0   0  4
  [ 9] .note.gnu.gold-version NOTE            00000000 002044 00001c 00      0 
 0  4
  [10] .symtab           SYMTAB          00000000 002060 000020 10     11   1  4
  [11] .strtab           STRTAB          00000000 002080 000006 00      0   0  1
  [12] .shstrtab         STRTAB          00000000 002086 000061 00      0   0  1
Key to Flags:
  W (write), A (alloc), X (execute), M (merge), S (strings)
  I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
  O (extra OS processing required) o (OS specific), p (processor specific)

Elf file type is EXEC (Executable file)
Entry point 0x0
There are 5 program headers, starting at offset 52

Program Headers:
  Type           Offset   VirtAddr   PhysAddr   FileSiz MemSiz  Flg Align
  LOAD           0x001000 0x00000000 0x00000000 0x00002 0x00002 R   0x1000
  LOAD           0x00112c 0x00001000 0x0000012c 0x00002 0x00002 R   0x1000
  LOAD           0x002000 0x00005000 0x00005000 0x00002 0x00002 R   0x1000
  LOAD           0x00203c 0x00004000 0x0000603c 0x00006 0x00006 R E 0x1000
  LOAD           0x002044 0x00004008 0x00006044 0x00000 0x00000 RW  0x1000

 Section to Segment mapping:
  Segment Sections...
   00     .sec0 
   01     .sec1 
   02     .sec3 
   03     .sec2 .text .sec4 
   04     .data .bss 
address@hidden testsuite]$ 

The same input generates different results with ld:

address@hidden tmp]$ ld -m elf_i386  -T
/export/gnu/import/git/binutils/gold/testsuite/memory_test.t memory_test.o -z
max-page-size=0x1000 
ld: a.out: section .sec1 lma 0x12c adjusted to 0x12c
address@hidden tmp]$ readelf -Sl a.out 
There are 9 section headers, starting at offset 0x403c:

Section Headers:
  [Nr] Name              Type            Addr     Off    Size   ES Flg Lk Inf Al
  [ 0]                   NULL            00000000 000000 000000 00      0   0  0
  [ 1] .sec0             PROGBITS        00002000 002000 000002 00   A  0   0  1
  [ 2] .sec1             PROGBITS        00001000 001000 000002 00   A  0   0  1
  [ 3] .sec2             PROGBITS        00004000 004000 000002 00   A  0   0  1
  [ 4] .sec3             PROGBITS        00005000 003000 000002 00   A  0   0  1
  [ 5] .sec4             PROGBITS        00002002 002002 000002 00   A  0   0  1
  [ 6] .shstrtab         STRTAB          00000000 004002 000039 00      0   0  1
  [ 7] .symtab           SYMTAB          00000000 0041a4 000070 10      8   6  4
  [ 8] .strtab           STRTAB          00000000 004214 000006 00      0   0  1
Key to Flags:
  W (write), A (alloc), X (execute), M (merge), S (strings)
  I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
  O (extra OS processing required) o (OS specific), p (processor specific)

Elf file type is EXEC (Executable file)
Entry point 0x2000
There are 4 program headers, starting at offset 52

Program Headers:
  Type           Offset   VirtAddr   PhysAddr   FileSiz MemSiz  Flg Align
  LOAD           0x000000 0x00000000 0xfffff12c 0x01002 0x01002 R   0x1000
  LOAD           0x002000 0x00002000 0x00002000 0x00004 0x00004 R   0x1000
  LOAD           0x003000 0x00005000 0x0000412c 0x00002 0x00002 R   0x1000
  LOAD           0x004000 0x00004000 0x0000603c 0x00002 0x00002 R   0x1000

 Section to Segment mapping:
  Segment Sections...
   00     .sec1 
   01     .sec0 .sec4 
   02     .sec3 
   03     .sec2 
address@hidden tmp]$

-- 
           Summary: Different behevior of MEMORY regions
           Product: binutils
           Version: 2.21 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gold
        AssignedTo: ian at airs dot com
        ReportedBy: hjl dot tools at gmail dot com
                CC: bug-binutils at gnu dot org


http://sourceware.org/bugzilla/show_bug.cgi?id=11997

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