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[deliverable/binutils-gdb.git] / bfd / syms.c

diff --git a/bfd/syms.c b/bfd/syms.c
index 371916b9404d834e6356d21b88f0f27429c80c39..76c212344eb8631cdec209cc1223863ee84a6daa 100644 (file)
--- a/bfd/syms.c
+++ b/bfd/syms.c
@@ -1,7 +1,5 @@
 /* Generic symbol-table support for the BFD library.
 /* Generic symbol-table support for the BFD library.

-   Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2004, 2007
-   Free Software Foundation, Inc.
+   Copyright (C) 1990-2020 Free Software Foundation, Inc.

    Written by Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.
    Written by Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.


@@ -65,29 +63,29 @@ SUBSECTION
        allocating storage, and the actual reading process. This is an
        excerpt from an application which reads the symbol table:
 
        allocating storage, and the actual reading process. This is an
        excerpt from an application which reads the symbol table:
 

-|        long storage_needed;
-|        asymbol **symbol_table;
-|        long number_of_symbols;
-|        long i;
+|         long storage_needed;
+|         asymbol **symbol_table;
+|         long number_of_symbols;
+|         long i;

 |
 |

-|        storage_needed = bfd_get_symtab_upper_bound (abfd);
+|         storage_needed = bfd_get_symtab_upper_bound (abfd);

 |
 |         if (storage_needed < 0)
 |           FAIL
 |
 |
 |         if (storage_needed < 0)
 |           FAIL
 |

-|        if (storage_needed == 0)
-|          return;
-|        
-|        symbol_table = xmalloc (storage_needed);
-|          ...
-|        number_of_symbols =
-|           bfd_canonicalize_symtab (abfd, symbol_table);
+|         if (storage_needed == 0)
+|           return;
+|
+|         symbol_table = xmalloc (storage_needed);
+|           ...
+|         number_of_symbols =
+|            bfd_canonicalize_symtab (abfd, symbol_table);

 |
 |         if (number_of_symbols < 0)
 |           FAIL
 |
 |
 |         if (number_of_symbols < 0)
 |           FAIL
 |

-|        for (i = 0; i < number_of_symbols; i++)
-|          process_symbol (symbol_table[i]);
+|         for (i = 0; i < number_of_symbols; i++)
+|           process_symbol (symbol_table[i]);

 
        All storage for the symbols themselves is in an objalloc
        connected to the BFD; it is freed when the BFD is closed.
 
        All storage for the symbols themselves is in an objalloc
        connected to the BFD; it is freed when the BFD is closed.


@@ -107,35 +105,36 @@ SUBSECTION
        which has been created using <<bfd_make_empty_symbol>>.  Here is an
        example showing the creation of a symbol table with only one element:
 
        which has been created using <<bfd_make_empty_symbol>>.  Here is an
        example showing the creation of a symbol table with only one element:
 

-|      #include "bfd.h"
-|      int main (void)
-|      {
-|        bfd *abfd;
-|        asymbol *ptrs[2];
-|        asymbol *new;
+|       #include "sysdep.h"
+|       #include "bfd.h"
+|       int main (void)
+|       {
+|         bfd *abfd;
+|         asymbol *ptrs[2];
+|         asymbol *new;

 |
 |

-|        abfd = bfd_openw ("foo","a.out-sunos-big");
-|        bfd_set_format (abfd, bfd_object);
-|        new = bfd_make_empty_symbol (abfd);
-|        new->name = "dummy_symbol";
-|        new->section = bfd_make_section_old_way (abfd, ".text");
-|        new->flags = BSF_GLOBAL;
-|        new->value = 0x12345;
+|         abfd = bfd_openw ("foo","a.out-sunos-big");
+|         bfd_set_format (abfd, bfd_object);
+|         new = bfd_make_empty_symbol (abfd);
+|         new->name = "dummy_symbol";
+|         new->section = bfd_make_section_old_way (abfd, ".text");
+|         new->flags = BSF_GLOBAL;
+|         new->value = 0x12345;

 |
 |

-|        ptrs[0] = new;
-|        ptrs[1] = 0;
+|         ptrs[0] = new;
+|         ptrs[1] = 0;

 |
 |

-|        bfd_set_symtab (abfd, ptrs, 1);
-|        bfd_close (abfd);
-|        return 0;
-|      }
+|         bfd_set_symtab (abfd, ptrs, 1);
+|         bfd_close (abfd);
+|         return 0;
+|       }

 |
 |

-|      ./makesym
-|      nm foo
-|      00012345 A dummy_symbol
+|       ./makesym
+|       nm foo
+|       00012345 A dummy_symbol

 
        Many formats cannot represent arbitrary symbol information; for
 
        Many formats cannot represent arbitrary symbol information; for

-       instance, the <<a.out>> object format does not allow an
+       instance, the <<a.out>> object format does not allow an

        arbitrary number of sections. A symbol pointing to a section
        which is not one  of <<.text>>, <<.data>> or <<.bss>> cannot
        be described.
        arbitrary number of sections. A symbol pointing to a section
        which is not one  of <<.text>>, <<.data>> or <<.bss>> cannot
        be described.


@@ -205,100 +204,108 @@ CODE_FRAGMENT
 .  symvalue value;
 .
 .  {* Attributes of a symbol.  *}
 .  symvalue value;
 .
 .  {* Attributes of a symbol.  *}

-.#define BSF_NO_FLAGS    0x00
+.#define BSF_NO_FLAGS            0

 .
 .  {* The symbol has local scope; <<static>> in <<C>>. The value
 .     is the offset into the section of the data.  *}
 .
 .  {* The symbol has local scope; <<static>> in <<C>>. The value
 .     is the offset into the section of the data.  *}

-.#define BSF_LOCAL     0x01
+.#define BSF_LOCAL               (1 << 0)

 .
 .  {* The symbol has global scope; initialized data in <<C>>. The
 .     value is the offset into the section of the data.  *}
 .
 .  {* The symbol has global scope; initialized data in <<C>>. The
 .     value is the offset into the section of the data.  *}

-.#define BSF_GLOBAL    0x02
+.#define BSF_GLOBAL              (1 << 1)

 .
 .  {* The symbol has global scope and is exported. The value is
 .     the offset into the section of the data.  *}
 .
 .  {* The symbol has global scope and is exported. The value is
 .     the offset into the section of the data.  *}

-.#define BSF_EXPORT    BSF_GLOBAL {* No real difference.  *}
+.#define BSF_EXPORT              BSF_GLOBAL {* No real difference.  *}

 .
 .  {* A normal C symbol would be one of:
 .
 .  {* A normal C symbol would be one of:

-.     <<BSF_LOCAL>>, <<BSF_FORT_COMM>>,  <<BSF_UNDEFINED>> or
-.     <<BSF_GLOBAL>>.  *}
+.     <<BSF_LOCAL>>, <<BSF_UNDEFINED>> or <<BSF_GLOBAL>>.  *}

 .
 .  {* The symbol is a debugging record. The value has an arbitrary
 .     meaning, unless BSF_DEBUGGING_RELOC is also set.  *}
 .
 .  {* The symbol is a debugging record. The value has an arbitrary
 .     meaning, unless BSF_DEBUGGING_RELOC is also set.  *}

-.#define BSF_DEBUGGING 0x08
+.#define BSF_DEBUGGING           (1 << 2)

 .
 .  {* The symbol denotes a function entry point.  Used in ELF,
 .     perhaps others someday.  *}
 .
 .  {* The symbol denotes a function entry point.  Used in ELF,
 .     perhaps others someday.  *}

-.#define BSF_FUNCTION    0x10
+.#define BSF_FUNCTION            (1 << 3)

 .
 .  {* Used by the linker.  *}
 .
 .  {* Used by the linker.  *}

-.#define BSF_KEEP        0x20
-.#define BSF_KEEP_G      0x40
+.#define BSF_KEEP                (1 << 5)
+.
+.  {* An ELF common symbol.  *}
+.#define BSF_ELF_COMMON          (1 << 6)

 .
 .  {* A weak global symbol, overridable without warnings by
 .     a regular global symbol of the same name.  *}
 .
 .  {* A weak global symbol, overridable without warnings by
 .     a regular global symbol of the same name.  *}

-.#define BSF_WEAK        0x80
+.#define BSF_WEAK                (1 << 7)

 .
 .  {* This symbol was created to point to a section, e.g. ELF's
 .     STT_SECTION symbols.  *}
 .
 .  {* This symbol was created to point to a section, e.g. ELF's
 .     STT_SECTION symbols.  *}

-.#define BSF_SECTION_SYM 0x100
+.#define BSF_SECTION_SYM         (1 << 8)

 .
 .  {* The symbol used to be a common symbol, but now it is
 .     allocated.  *}
 .
 .  {* The symbol used to be a common symbol, but now it is
 .     allocated.  *}

-.#define BSF_OLD_COMMON  0x200
-.
-.  {* The default value for common data.  *}
-.#define BFD_FORT_COMM_DEFAULT_VALUE 0
+.#define BSF_OLD_COMMON          (1 << 9)

 .
 .  {* In some files the type of a symbol sometimes alters its
 .     location in an output file - ie in coff a <<ISFCN>> symbol
 .     which is also <<C_EXT>> symbol appears where it was
 .     declared and not at the end of a section.  This bit is set
 .     by the target BFD part to convey this information.  *}
 .
 .  {* In some files the type of a symbol sometimes alters its
 .     location in an output file - ie in coff a <<ISFCN>> symbol
 .     which is also <<C_EXT>> symbol appears where it was
 .     declared and not at the end of a section.  This bit is set
 .     by the target BFD part to convey this information.  *}

-.#define BSF_NOT_AT_END    0x400
+.#define BSF_NOT_AT_END          (1 << 10)

 .
 .  {* Signal that the symbol is the label of constructor section.  *}
 .
 .  {* Signal that the symbol is the label of constructor section.  *}

-.#define BSF_CONSTRUCTOR   0x800
+.#define BSF_CONSTRUCTOR         (1 << 11)

 .
 .  {* Signal that the symbol is a warning symbol.  The name is a
 .     warning.  The name of the next symbol is the one to warn about;
 .     if a reference is made to a symbol with the same name as the next
 .     symbol, a warning is issued by the linker.  *}
 .
 .  {* Signal that the symbol is a warning symbol.  The name is a
 .     warning.  The name of the next symbol is the one to warn about;
 .     if a reference is made to a symbol with the same name as the next
 .     symbol, a warning is issued by the linker.  *}

-.#define BSF_WARNING       0x1000
+.#define BSF_WARNING             (1 << 12)

 .
 .  {* Signal that the symbol is indirect.  This symbol is an indirect
 .     pointer to the symbol with the same name as the next symbol.  *}
 .
 .  {* Signal that the symbol is indirect.  This symbol is an indirect
 .     pointer to the symbol with the same name as the next symbol.  *}

-.#define BSF_INDIRECT      0x2000
+.#define BSF_INDIRECT            (1 << 13)

 .
 .  {* BSF_FILE marks symbols that contain a file name.  This is used
 .     for ELF STT_FILE symbols.  *}
 .
 .  {* BSF_FILE marks symbols that contain a file name.  This is used
 .     for ELF STT_FILE symbols.  *}

-.#define BSF_FILE          0x4000
+.#define BSF_FILE                (1 << 14)

 .
 .  {* Symbol is from dynamic linking information.  *}
 .
 .  {* Symbol is from dynamic linking information.  *}

-.#define BSF_DYNAMIC      0x8000
+.#define BSF_DYNAMIC             (1 << 15)

 .
 .  {* The symbol denotes a data object.  Used in ELF, and perhaps
 .     others someday.  *}
 .
 .  {* The symbol denotes a data object.  Used in ELF, and perhaps
 .     others someday.  *}

-.#define BSF_OBJECT       0x10000
+.#define BSF_OBJECT              (1 << 16)

 .
 .  {* This symbol is a debugging symbol.  The value is the offset
 .     into the section of the data.  BSF_DEBUGGING should be set
 .     as well.  *}
 .
 .  {* This symbol is a debugging symbol.  The value is the offset
 .     into the section of the data.  BSF_DEBUGGING should be set
 .     as well.  *}

-.#define BSF_DEBUGGING_RELOC 0x20000
+.#define BSF_DEBUGGING_RELOC     (1 << 17)

 .
 .  {* This symbol is thread local.  Used in ELF.  *}
 .
 .  {* This symbol is thread local.  Used in ELF.  *}

-.#define BSF_THREAD_LOCAL  0x40000
+.#define BSF_THREAD_LOCAL        (1 << 18)

 .
 .  {* This symbol represents a complex relocation expression,
 .     with the expression tree serialized in the symbol name.  *}
 .
 .  {* This symbol represents a complex relocation expression,
 .     with the expression tree serialized in the symbol name.  *}

-.#define BSF_RELC 0x80000
+.#define BSF_RELC                (1 << 19)

 .
 .  {* This symbol represents a signed complex relocation expression,
 .     with the expression tree serialized in the symbol name.  *}
 .
 .  {* This symbol represents a signed complex relocation expression,
 .     with the expression tree serialized in the symbol name.  *}

-.#define BSF_SRELC 0x100000
+.#define BSF_SRELC               (1 << 20)

 .
 .  {* This symbol was created by bfd_get_synthetic_symtab.  *}
 .
 .  {* This symbol was created by bfd_get_synthetic_symtab.  *}

-.#define BSF_SYNTHETIC 0x200000
+.#define BSF_SYNTHETIC           (1 << 21)
+.
+.  {* This symbol is an indirect code object.  Unrelated to BSF_INDIRECT.
+.     The dynamic linker will compute the value of this symbol by
+.     calling the function that it points to.  BSF_FUNCTION must
+.     also be also set.  *}
+.#define BSF_GNU_INDIRECT_FUNCTION (1 << 22)
+.  {* This symbol is a globally unique data object.  The dynamic linker
+.     will make sure that in the entire process there is just one symbol
+.     with this name and type in use.  BSF_OBJECT must also be set.  *}
+.#define BSF_GNU_UNIQUE          (1 << 23)

 .
 .  flagword flags;
 .
 .
 .  flagword flags;
 .


@@ -345,7 +352,7 @@ DESCRIPTION
        the BFD, then return 0.  If an error occurs, return -1.
 
 .#define bfd_get_symtab_upper_bound(abfd) \
        the BFD, then return 0.  If an error occurs, return -1.
 
 .#define bfd_get_symtab_upper_bound(abfd) \

-.     BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))
+.      BFD_SEND (abfd, _bfd_get_symtab_upper_bound, (abfd))

 .
 */
 
 .
 */
 


@@ -354,7 +361,7 @@ FUNCTION
        bfd_is_local_label
 
 SYNOPSIS
        bfd_is_local_label
 
 SYNOPSIS

-        bfd_boolean bfd_is_local_label (bfd *abfd, asymbol *sym);
+       bfd_boolean bfd_is_local_label (bfd *abfd, asymbol *sym);

 
 DESCRIPTION
        Return TRUE if the given symbol @var{sym} in the BFD @var{abfd} is
 
 DESCRIPTION
        Return TRUE if the given symbol @var{sym} in the BFD @var{abfd} is


@@ -379,7 +386,7 @@ FUNCTION
        bfd_is_local_label_name
 
 SYNOPSIS
        bfd_is_local_label_name
 
 SYNOPSIS

-        bfd_boolean bfd_is_local_label_name (bfd *abfd, const char *name);
+       bfd_boolean bfd_is_local_label_name (bfd *abfd, const char *name);

 
 DESCRIPTION
        Return TRUE if a symbol with the name @var{name} in the BFD
 
 DESCRIPTION
        Return TRUE if a symbol with the name @var{name} in the BFD


@@ -388,7 +395,7 @@ DESCRIPTION
        local label.
 
 .#define bfd_is_local_label_name(abfd, name) \
        local label.
 
 .#define bfd_is_local_label_name(abfd, name) \

-.  BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))
+.      BFD_SEND (abfd, _bfd_is_local_label_name, (abfd, name))

 .
 */
 
 .
 */
 


@@ -397,7 +404,7 @@ FUNCTION
        bfd_is_target_special_symbol
 
 SYNOPSIS
        bfd_is_target_special_symbol
 
 SYNOPSIS

-        bfd_boolean bfd_is_target_special_symbol (bfd *abfd, asymbol *sym);
+       bfd_boolean bfd_is_target_special_symbol (bfd *abfd, asymbol *sym);

 
 DESCRIPTION
        Return TRUE iff a symbol @var{sym} in the BFD @var{abfd} is something
 
 DESCRIPTION
        Return TRUE iff a symbol @var{sym} in the BFD @var{abfd} is something


@@ -405,7 +412,7 @@ DESCRIPTION
        should normally not be mentioned to the user.
 
 .#define bfd_is_target_special_symbol(abfd, sym) \
        should normally not be mentioned to the user.
 
 .#define bfd_is_target_special_symbol(abfd, sym) \

-.  BFD_SEND (abfd, _bfd_is_target_special_symbol, (abfd, sym))
+.      BFD_SEND (abfd, _bfd_is_target_special_symbol, (abfd, sym))

 .
 */
 
 .
 */
 


@@ -421,7 +428,7 @@ DESCRIPTION
        including the NULL.
 
 .#define bfd_canonicalize_symtab(abfd, location) \
        including the NULL.
 
 .#define bfd_canonicalize_symtab(abfd, location) \

-.  BFD_SEND (abfd, _bfd_canonicalize_symtab, (abfd, location))
+.      BFD_SEND (abfd, _bfd_canonicalize_symtab, (abfd, location))

 .
 */
 
 .
 */
 


@@ -448,8 +455,8 @@ bfd_set_symtab (bfd *abfd, asymbol **location, unsigned int symcount)
       return FALSE;
     }
 
       return FALSE;
     }
 

-  bfd_get_outsymbols (abfd) = location;
-  bfd_get_symcount (abfd) = symcount;
+  abfd->outsymbols = location;
+  abfd->symcount = symcount;

   return TRUE;
 }
 
   return TRUE;
 }
 


@@ -467,7 +474,7 @@ DESCRIPTION
 void
 bfd_print_symbol_vandf (bfd *abfd, void *arg, asymbol *symbol)
 {
 void
 bfd_print_symbol_vandf (bfd *abfd, void *arg, asymbol *symbol)
 {

-  FILE *file = arg;
+  FILE *file = (FILE *) arg;

 
   flagword type = symbol->flags;
 
 
   flagword type = symbol->flags;
 


@@ -482,11 +489,12 @@ bfd_print_symbol_vandf (bfd *abfd, void *arg, asymbol *symbol)
   fprintf (file, " %c%c%c%c%c%c%c",
           ((type & BSF_LOCAL)
            ? (type & BSF_GLOBAL) ? '!' : 'l'
   fprintf (file, " %c%c%c%c%c%c%c",
           ((type & BSF_LOCAL)
            ? (type & BSF_GLOBAL) ? '!' : 'l'

-           : (type & BSF_GLOBAL) ? 'g' : ' '),
+           : (type & BSF_GLOBAL) ? 'g'
+           : (type & BSF_GNU_UNIQUE) ? 'u' : ' '),

           (type & BSF_WEAK) ? 'w' : ' ',
           (type & BSF_CONSTRUCTOR) ? 'C' : ' ',
           (type & BSF_WARNING) ? 'W' : ' ',
           (type & BSF_WEAK) ? 'w' : ' ',
           (type & BSF_CONSTRUCTOR) ? 'C' : ' ',
           (type & BSF_WARNING) ? 'W' : ' ',

-          (type & BSF_INDIRECT) ? 'I' : ' ',
+          (type & BSF_INDIRECT) ? 'I' : (type & BSF_GNU_INDIRECT_FUNCTION) ? 'i' : ' ',

           (type & BSF_DEBUGGING) ? 'd' : (type & BSF_DYNAMIC) ? 'D' : ' ',
           ((type & BSF_FUNCTION)
            ? 'F'
           (type & BSF_DEBUGGING) ? 'd' : (type & BSF_DYNAMIC) ? 'D' : ' ',
           ((type & BSF_FUNCTION)
            ? 'F'


@@ -509,7 +517,7 @@ DESCRIPTION
        information, and will cause problems later on.
 
 .#define bfd_make_empty_symbol(abfd) \
        information, and will cause problems later on.
 
 .#define bfd_make_empty_symbol(abfd) \

-.  BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
+.      BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))

 .
 */
 
 .
 */
 


@@ -530,11 +538,11 @@ DESCRIPTION
 asymbol *
 _bfd_generic_make_empty_symbol (bfd *abfd)
 {
 asymbol *
 _bfd_generic_make_empty_symbol (bfd *abfd)
 {

-  bfd_size_type amt = sizeof (asymbol);
-  asymbol *new = bfd_zalloc (abfd, amt);
-  if (new)
-    new->the_bfd = abfd;
-  return new;
+  size_t amt = sizeof (asymbol);
+  asymbol *new_symbol = (asymbol *) bfd_zalloc (abfd, amt);
+  if (new_symbol)
+    new_symbol->the_bfd = abfd;
+  return new_symbol;

 }
 
 /*
 }
 
 /*


@@ -547,7 +555,7 @@ DESCRIPTION
        yet to be worked out.
 
 .#define bfd_make_debug_symbol(abfd,ptr,size) \
        yet to be worked out.
 
 .#define bfd_make_debug_symbol(abfd,ptr,size) \

-.  BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))
+.      BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size))

 .
 */
 
 .
 */
 


@@ -557,38 +565,23 @@ struct section_to_type
   char type;
 };
 
   char type;
 };
 

-/* Map section names to POSIX/BSD single-character symbol types.
+/* Map special section names to POSIX/BSD single-character symbol types.

    This table is probably incomplete.  It is sorted for convenience of
    adding entries.  Since it is so short, a linear search is used.  */
 static const struct section_to_type stt[] =
 {
    This table is probably incomplete.  It is sorted for convenience of
    adding entries.  Since it is so short, a linear search is used.  */
 static const struct section_to_type stt[] =
 {

-  {".bss", 'b'},
-  {"code", 't'},               /* MRI .text */
-  {".data", 'd'},
-  {"*DEBUG*", 'N'},
-  {".debug", 'N'},              /* MSVC's .debug (non-standard debug syms) */
-  {".drectve", 'i'},            /* MSVC's .drective section */
-  {".edata", 'e'},              /* MSVC's .edata (export) section */
-  {".fini", 't'},              /* ELF fini section */
-  {".idata", 'i'},              /* MSVC's .idata (import) section */
-  {".init", 't'},              /* ELF init section */
-  {".pdata", 'p'},              /* MSVC's .pdata (stack unwind) section */
-  {".rdata", 'r'},             /* Read only data.  */
-  {".rodata", 'r'},            /* Read only data.  */
-  {".sbss", 's'},              /* Small BSS (uninitialized data).  */
-  {".scommon", 'c'},           /* Small common.  */
-  {".sdata", 'g'},             /* Small initialized data.  */
-  {".text", 't'},
-  {"vars", 'd'},               /* MRI .data */
-  {"zerovars", 'b'},           /* MRI .bss */
+  {".drectve", 'i'},           /* MSVC's .drective section */
+  {".edata", 'e'},             /* MSVC's .edata (export) section */
+  {".idata", 'i'},             /* MSVC's .idata (import) section */
+  {".pdata", 'p'},             /* MSVC's .pdata (stack unwind) section */

   {0, 0}
 };
 
 /* Return the single-character symbol type corresponding to
    section S, or '?' for an unknown COFF section.
 
   {0, 0}
 };
 
 /* Return the single-character symbol type corresponding to
    section S, or '?' for an unknown COFF section.
 

-   Check for any leading string which matches, so .text5 returns
-   't' as well as .text */
+   Check for leading strings which match, followed by a number, '.',
+   or '$' so .idata5 matches the .idata entry.  */

 
 static char
 coff_section_type (const char *s)
 
 static char
 coff_section_type (const char *s)


@@ -596,8 +589,12 @@ coff_section_type (const char *s)
   const struct section_to_type *t;
 
   for (t = &stt[0]; t->section; t++)
   const struct section_to_type *t;
 
   for (t = &stt[0]; t->section; t++)

-    if (!strncmp (s, t->section, strlen (t->section)))
-      return t->type;
+    {
+      size_t len = strlen (t->section);
+      if (strncmp (s, t->section, len) == 0
+         && memchr (".$0123456789", s[len], 13) != 0)
+       return t->type;
+    }

 
   return '?';
 }
 
   return '?';
 }


@@ -606,7 +603,7 @@ coff_section_type (const char *s)
    SECTION, or '?' for an unknown section.  This uses section flags to
    identify sections.
 
    SECTION, or '?' for an unknown section.  This uses section flags to
    identify sections.
 

-   FIXME These types are unhandled: c, i, e, p.  If we handled these also,
+   FIXME These types are unhandled: e, i, p.  If we handled these also,

    we could perhaps obsolete coff_section_type.  */
 
 static char
    we could perhaps obsolete coff_section_type.  */
 
 static char


@@ -655,7 +652,12 @@ bfd_decode_symclass (asymbol *symbol)
   char c;
 
   if (symbol->section && bfd_is_com_section (symbol->section))
   char c;
 
   if (symbol->section && bfd_is_com_section (symbol->section))

-    return 'C';
+    {
+      if (symbol->section == bfd_com_section_ptr)
+       return 'C';
+      else
+       return 'c';
+    }

   if (bfd_is_und_section (symbol->section))
     {
       if (symbol->flags & BSF_WEAK)
   if (bfd_is_und_section (symbol->section))
     {
       if (symbol->flags & BSF_WEAK)


@@ -672,6 +674,8 @@ bfd_decode_symclass (asymbol *symbol)
     }
   if (bfd_is_ind_section (symbol->section))
     return 'I';
     }
   if (bfd_is_ind_section (symbol->section))
     return 'I';

+  if (symbol->flags & BSF_GNU_INDIRECT_FUNCTION)
+    return 'i';

   if (symbol->flags & BSF_WEAK)
     {
       /* If weak, determine if it's specifically an object
   if (symbol->flags & BSF_WEAK)
     {
       /* If weak, determine if it's specifically an object


@@ -681,6 +685,8 @@ bfd_decode_symclass (asymbol *symbol)
       else
        return 'W';
     }
       else
        return 'W';
     }

+  if (symbol->flags & BSF_GNU_UNIQUE)
+    return 'u';

   if (!(symbol->flags & (BSF_GLOBAL | BSF_LOCAL)))
     return '?';
 
   if (!(symbol->flags & (BSF_GLOBAL | BSF_LOCAL)))
     return '?';
 


@@ -771,8 +777,8 @@ DESCRIPTION
        Not enough memory exists to create private data for @var{osec}.
 
 .#define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \
        Not enough memory exists to create private data for @var{osec}.
 
 .#define bfd_copy_private_symbol_data(ibfd, isymbol, obfd, osymbol) \

-.  BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
-.            (ibfd, isymbol, obfd, osymbol))
+.      BFD_SEND (obfd, _bfd_copy_private_symbol_data, \
+.                (ibfd, isymbol, obfd, osymbol))

 .
 */
 
 .
 */
 


@@ -799,7 +805,7 @@ _bfd_generic_read_minisymbols (bfd *abfd,
   if (storage == 0)
     return 0;
 
   if (storage == 0)
     return 0;
 

-  syms = bfd_malloc (storage);
+  syms = (asymbol **) bfd_malloc (storage);

   if (syms == NULL)
     goto error_return;
 
   if (syms == NULL)
     goto error_return;
 


@@ -810,8 +816,16 @@ _bfd_generic_read_minisymbols (bfd *abfd,
   if (symcount < 0)
     goto error_return;
 
   if (symcount < 0)
     goto error_return;
 

-  *minisymsp = syms;
-  *sizep = sizeof (asymbol *);
+  if (symcount == 0)
+    /* We return 0 above when storage is 0.  Exit in the same state
+       here, so as to not complicate callers with having to deal with
+       freeing memory for zero symcount.  */
+    free (syms);
+  else
+    {
+      *minisymsp = syms;
+      *sizep = sizeof (asymbol *);
+    }

   return symcount;
 
  error_return:
   return symcount;
 
  error_return:


@@ -859,6 +873,7 @@ struct indexentry
   char *directory_name;
   char *file_name;
   char *function_name;
   char *directory_name;
   char *file_name;
   char *function_name;

+  int idx;

 };
 
 /* Compare two indexentry structures.  This is called via qsort.  */
 };
 
 /* Compare two indexentry structures.  This is called via qsort.  */


@@ -866,15 +881,14 @@ struct indexentry
 static int
 cmpindexentry (const void *a, const void *b)
 {
 static int
 cmpindexentry (const void *a, const void *b)
 {

-  const struct indexentry *contestantA = a;
-  const struct indexentry *contestantB = b;
+  const struct indexentry *contestantA = (const struct indexentry *) a;
+  const struct indexentry *contestantB = (const struct indexentry *) b;

 
   if (contestantA->val < contestantB->val)
     return -1;
 
   if (contestantA->val < contestantB->val)
     return -1;

-  else if (contestantA->val > contestantB->val)
+  if (contestantA->val > contestantB->val)

     return 1;
     return 1;

-  else
-    return 0;
+  return contestantA->idx - contestantB->idx;

 }
 
 /* A pointer to this structure is stored in *pinfo.  */
 }
 
 /* A pointer to this structure is stored in *pinfo.  */


@@ -921,12 +935,11 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
   struct stab_find_info *info;
   bfd_size_type stabsize, strsize;
   bfd_byte *stab, *str;
   struct stab_find_info *info;
   bfd_size_type stabsize, strsize;
   bfd_byte *stab, *str;

-  bfd_byte *last_stab = NULL;
+  bfd_byte *nul_fun, *nul_str;

   bfd_size_type stroff;
   struct indexentry *indexentry;
   char *file_name;
   char *directory_name;
   bfd_size_type stroff;
   struct indexentry *indexentry;
   char *file_name;
   char *directory_name;

-  int saw_fun;

   bfd_boolean saw_line, saw_func;
 
   *pfound = FALSE;
   bfd_boolean saw_line, saw_func;
 
   *pfound = FALSE;


@@ -954,7 +967,7 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
 #define VALOFF (8)
 #define STABSIZE (12)
 
 #define VALOFF (8)
 #define STABSIZE (12)
 

-  info = *pinfo;
+  info = (struct stab_find_info *) *pinfo;

   if (info != NULL)
     {
       if (info->stabsec == NULL || info->strsec == NULL)
   if (info != NULL)
     {
       if (info->stabsec == NULL || info->strsec == NULL)


@@ -975,11 +988,10 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
       long reloc_size, reloc_count;
       arelent **reloc_vector;
       int i;
       long reloc_size, reloc_count;
       arelent **reloc_vector;
       int i;

-      char *name;

       char *function_name;
       bfd_size_type amt = sizeof *info;
 
       char *function_name;
       bfd_size_type amt = sizeof *info;
 

-      info = bfd_zalloc (abfd, amt);
+      info = (struct stab_find_info *) bfd_zalloc (abfd, amt);

       if (info == NULL)
        return FALSE;
 
       if (info == NULL)
        return FALSE;
 


@@ -995,7 +1007,7 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
          /* Try SOM section names.  */
          info->stabsec = bfd_get_section_by_name (abfd, "$GDB_SYMBOLS$");
          info->strsec  = bfd_get_section_by_name (abfd, "$GDB_STRINGS$");
          /* Try SOM section names.  */
          info->stabsec = bfd_get_section_by_name (abfd, "$GDB_SYMBOLS$");
          info->strsec  = bfd_get_section_by_name (abfd, "$GDB_STRINGS$");

-  
+

          if (info->stabsec == NULL || info->strsec == NULL)
            {
              /* No stabs debugging information.  Set *pinfo so that we
          if (info->stabsec == NULL || info->strsec == NULL)
            {
              /* No stabs debugging information.  Set *pinfo so that we


@@ -1008,12 +1020,13 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
       stabsize = (info->stabsec->rawsize
                  ? info->stabsec->rawsize
                  : info->stabsec->size);
       stabsize = (info->stabsec->rawsize
                  ? info->stabsec->rawsize
                  : info->stabsec->size);

+      stabsize = (stabsize / STABSIZE) * STABSIZE;

       strsize = (info->strsec->rawsize
                 ? info->strsec->rawsize
                 : info->strsec->size);
 
       strsize = (info->strsec->rawsize
                 ? info->strsec->rawsize
                 : info->strsec->size);
 

-      info->stabs = bfd_alloc (abfd, stabsize);
-      info->strs = bfd_alloc (abfd, strsize);
+      info->stabs = (bfd_byte *) bfd_alloc (abfd, stabsize);
+      info->strs = (bfd_byte *) bfd_alloc (abfd, strsize);

       if (info->stabs == NULL || info->strs == NULL)
        return FALSE;
 
       if (info->stabs == NULL || info->strs == NULL)
        return FALSE;
 


@@ -1023,6 +1036,10 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
                                         0, strsize))
        return FALSE;
 
                                         0, strsize))
        return FALSE;
 

+      /* Stab strings ought to be nul terminated.  Ensure the last one
+        is, to prevent running off the end of the buffer.  */
+      info->strs[strsize - 1] = 0;
+

       /* If this is a relocatable object file, we have to relocate
         the entries in .stab.  This should always be simple 32 bit
         relocations against symbols defined in this object file, so
       /* If this is a relocatable object file, we have to relocate
         the entries in .stab.  This should always be simple 32 bit
         relocations against symbols defined in this object file, so


@@ -1030,7 +1047,7 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
       reloc_size = bfd_get_reloc_upper_bound (abfd, info->stabsec);
       if (reloc_size < 0)
        return FALSE;
       reloc_size = bfd_get_reloc_upper_bound (abfd, info->stabsec);
       if (reloc_size < 0)
        return FALSE;

-      reloc_vector = bfd_malloc (reloc_size);
+      reloc_vector = (arelent **) bfd_malloc (reloc_size);

       if (reloc_vector == NULL && reloc_size != 0)
        return FALSE;
       reloc_count = bfd_canonicalize_reloc (abfd, info->stabsec, reloc_vector,
       if (reloc_vector == NULL && reloc_size != 0)
        return FALSE;
       reloc_count = bfd_canonicalize_reloc (abfd, info->stabsec, reloc_vector,


@@ -1050,32 +1067,35 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
              arelent *r;
              unsigned long val;
              asymbol *sym;
              arelent *r;
              unsigned long val;
              asymbol *sym;

+             bfd_size_type octets;

 
              r = *pr;
              /* Ignore R_*_NONE relocs.  */
              if (r->howto->dst_mask == 0)
                continue;
 
 
              r = *pr;
              /* Ignore R_*_NONE relocs.  */
              if (r->howto->dst_mask == 0)
                continue;
 

+             octets = r->address * bfd_octets_per_byte (abfd, NULL);

              if (r->howto->rightshift != 0
                  || r->howto->size != 2
                  || r->howto->bitsize != 32
                  || r->howto->pc_relative
                  || r->howto->bitpos != 0
              if (r->howto->rightshift != 0
                  || r->howto->size != 2
                  || r->howto->bitsize != 32
                  || r->howto->pc_relative
                  || r->howto->bitpos != 0

-                 || r->howto->dst_mask != 0xffffffff)
+                 || r->howto->dst_mask != 0xffffffff
+                 || octets + 4 > stabsize)

                {
                {

-                 (*_bfd_error_handler)
-                   (_("Unsupported .stab relocation"));
+                 _bfd_error_handler
+                   (_("unsupported .stab relocation"));

                  bfd_set_error (bfd_error_invalid_operation);
                  if (reloc_vector != NULL)
                    free (reloc_vector);
                  return FALSE;
                }
 
                  bfd_set_error (bfd_error_invalid_operation);
                  if (reloc_vector != NULL)
                    free (reloc_vector);
                  return FALSE;
                }
 

-             val = bfd_get_32 (abfd, info->stabs + r->address);
+             val = bfd_get_32 (abfd, info->stabs + octets);

              val &= r->howto->src_mask;
              sym = *r->sym_ptr_ptr;
              val += sym->value + sym->section->vma + r->addend;
              val &= r->howto->src_mask;
              sym = *r->sym_ptr_ptr;
              val += sym->value + sym->section->vma + r->addend;

-             bfd_put_32 (abfd, (bfd_vma) val, info->stabs + r->address);
+             bfd_put_32 (abfd, (bfd_vma) val, info->stabs + octets);

            }
        }
 
            }
        }
 


@@ -1089,36 +1109,37 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
         table.  */
 
       info->indextablesize = 0;
         table.  */
 
       info->indextablesize = 0;

-      saw_fun = 1;
+      nul_fun = NULL;

       for (stab = info->stabs; stab < info->stabs + stabsize; stab += STABSIZE)
        {
          if (stab[TYPEOFF] == (bfd_byte) N_SO)
            {
       for (stab = info->stabs; stab < info->stabs + stabsize; stab += STABSIZE)
        {
          if (stab[TYPEOFF] == (bfd_byte) N_SO)
            {

-             /* N_SO with null name indicates EOF */
-             if (bfd_get_32 (abfd, stab + STRDXOFF) == 0)
-               continue;
-

              /* if we did not see a function def, leave space for one.  */
              /* if we did not see a function def, leave space for one.  */

-             if (saw_fun == 0)
+             if (nul_fun != NULL)

                ++info->indextablesize;
 
                ++info->indextablesize;
 

-             saw_fun = 0;
-
-             /* two N_SO's in a row is a filename and directory. Skip */
-             if (stab + STABSIZE < info->stabs + stabsize
-                 && *(stab + STABSIZE + TYPEOFF) == (bfd_byte) N_SO)
+             /* N_SO with null name indicates EOF */
+             if (bfd_get_32 (abfd, stab + STRDXOFF) == 0)
+               nul_fun = NULL;
+             else

                {
                {

-                 stab += STABSIZE;
+                 nul_fun = stab;
+
+                 /* two N_SO's in a row is a filename and directory. Skip */
+                 if (stab + STABSIZE + TYPEOFF < info->stabs + stabsize
+                     && *(stab + STABSIZE + TYPEOFF) == (bfd_byte) N_SO)
+                   stab += STABSIZE;

                }
            }
                }
            }

-         else if (stab[TYPEOFF] == (bfd_byte) N_FUN)
+         else if (stab[TYPEOFF] == (bfd_byte) N_FUN
+                  && bfd_get_32 (abfd, stab + STRDXOFF) != 0)

            {
            {

-             saw_fun = 1;
+             nul_fun = NULL;

              ++info->indextablesize;
            }
        }
 
              ++info->indextablesize;
            }
        }
 

-      if (saw_fun == 0)
+      if (nul_fun != NULL)

        ++info->indextablesize;
 
       if (info->indextablesize == 0)
        ++info->indextablesize;
 
       if (info->indextablesize == 0)


@@ -1127,15 +1148,16 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
 
       amt = info->indextablesize;
       amt *= sizeof (struct indexentry);
 
       amt = info->indextablesize;
       amt *= sizeof (struct indexentry);

-      info->indextable = bfd_alloc (abfd, amt);
+      info->indextable = (struct indexentry *) bfd_alloc (abfd, amt);

       if (info->indextable == NULL)
        return FALSE;
 
       file_name = NULL;
       directory_name = NULL;
       if (info->indextable == NULL)
        return FALSE;
 
       file_name = NULL;
       directory_name = NULL;

-      saw_fun = 1;
+      nul_fun = NULL;
+      stroff = 0;

 
 

-      for (i = 0, stroff = 0, stab = info->stabs, str = info->strs;
+      for (i = 0, stab = info->stabs, nul_str = str = info->strs;

           i < info->indextablesize && stab < info->stabs + stabsize;
           stab += STABSIZE)
        {
           i < info->indextablesize && stab < info->stabs + stabsize;
           stab += STABSIZE)
        {


@@ -1153,38 +1175,38 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
              /* The main file name.  */
 
              /* The following code creates a new indextable entry with
              /* The main file name.  */
 
              /* The following code creates a new indextable entry with

-                a NULL function name if there were no N_FUNs in a file.
-                Note that a N_SO without a file name is an EOF and
-                there could be 2 N_SO following it with the new filename
-                and directory.  */
-             if (saw_fun == 0)
+                a NULL function name if there were no N_FUNs in a file.
+                Note that a N_SO without a file name is an EOF and
+                there could be 2 N_SO following it with the new filename
+                and directory.  */
+             if (nul_fun != NULL)

                {
                {

-                 info->indextable[i].val = bfd_get_32 (abfd, last_stab + VALOFF);
-                 info->indextable[i].stab = last_stab;
-                 info->indextable[i].str = str;
+                 info->indextable[i].val = bfd_get_32 (abfd, nul_fun + VALOFF);
+                 info->indextable[i].stab = nul_fun;
+                 info->indextable[i].str = nul_str;

                  info->indextable[i].directory_name = directory_name;
                  info->indextable[i].file_name = file_name;
                  info->indextable[i].function_name = NULL;
                  info->indextable[i].directory_name = directory_name;
                  info->indextable[i].file_name = file_name;
                  info->indextable[i].function_name = NULL;

+                 info->indextable[i].idx = i;

                  ++i;
                }
                  ++i;
                }

-             saw_fun = 0;

 
 

+             directory_name = NULL;

              file_name = (char *) str + bfd_get_32 (abfd, stab + STRDXOFF);
              file_name = (char *) str + bfd_get_32 (abfd, stab + STRDXOFF);

-             if (*file_name == '\0')
+             if (file_name == (char *) str)

                {
                {

-                 directory_name = NULL;

                  file_name = NULL;
                  file_name = NULL;

-                 saw_fun = 1;
+                 nul_fun = NULL;

                }
              else
                {
                }
              else
                {

-                 last_stab = stab;
-                 if (stab + STABSIZE >= info->stabs + stabsize
-                     || *(stab + STABSIZE + TYPEOFF) != (bfd_byte) N_SO)
-                   {
-                     directory_name = NULL;
-                   }
-                 else
+                 nul_fun = stab;
+                 nul_str = str;
+                 if (file_name >= (char *) info->strs + strsize
+                     || file_name < (char *) str)
+                   file_name = NULL;
+                 if (stab + STABSIZE + TYPEOFF < info->stabs + stabsize
+                     && *(stab + STABSIZE + TYPEOFF) == (bfd_byte) N_SO)

                    {
                      /* Two consecutive N_SOs are a directory and a
                         file name.  */
                    {
                      /* Two consecutive N_SOs are a directory and a
                         file name.  */


@@ -1192,6 +1214,9 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
                      directory_name = file_name;
                      file_name = ((char *) str
                                   + bfd_get_32 (abfd, stab + STRDXOFF));
                      directory_name = file_name;
                      file_name = ((char *) str
                                   + bfd_get_32 (abfd, stab + STRDXOFF));

+                     if (file_name >= (char *) info->strs + strsize
+                         || file_name < (char *) str)
+                       file_name = NULL;

                    }
                }
              break;
                    }
                }
              break;


@@ -1199,40 +1224,44 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
            case N_SOL:
              /* The name of an include file.  */
              file_name = (char *) str + bfd_get_32 (abfd, stab + STRDXOFF);
            case N_SOL:
              /* The name of an include file.  */
              file_name = (char *) str + bfd_get_32 (abfd, stab + STRDXOFF);

+             /* PR 17512: file: 0c680a1f.  */
+             /* PR 17512: file: 5da8aec4.  */
+             if (file_name >= (char *) info->strs + strsize
+                 || file_name < (char *) str)
+               file_name = NULL;

              break;
 
            case N_FUN:
              /* A function name.  */
              break;
 
            case N_FUN:
              /* A function name.  */

-             saw_fun = 1;
-             name = (char *) str + bfd_get_32 (abfd, stab + STRDXOFF);
-
-             if (*name == '\0')
-               name = NULL;
-
-             function_name = name;
-
-             if (name == NULL)
+             function_name = (char *) str + bfd_get_32 (abfd, stab + STRDXOFF);
+             if (function_name == (char *) str)

                continue;
                continue;

+             if (function_name >= (char *) info->strs + strsize
+                 || function_name < (char *) str)
+               function_name = NULL;

 
 

+             nul_fun = NULL;

              info->indextable[i].val = bfd_get_32 (abfd, stab + VALOFF);
              info->indextable[i].stab = stab;
              info->indextable[i].str = str;
              info->indextable[i].directory_name = directory_name;
              info->indextable[i].file_name = file_name;
              info->indextable[i].function_name = function_name;
              info->indextable[i].val = bfd_get_32 (abfd, stab + VALOFF);
              info->indextable[i].stab = stab;
              info->indextable[i].str = str;
              info->indextable[i].directory_name = directory_name;
              info->indextable[i].file_name = file_name;
              info->indextable[i].function_name = function_name;

+             info->indextable[i].idx = i;

              ++i;
              break;
            }
        }
 
              ++i;
              break;
            }
        }
 

-      if (saw_fun == 0)
+      if (nul_fun != NULL)

        {
        {

-         info->indextable[i].val = bfd_get_32 (abfd, last_stab + VALOFF);
-         info->indextable[i].stab = last_stab;
-         info->indextable[i].str = str;
+         info->indextable[i].val = bfd_get_32 (abfd, nul_fun + VALOFF);
+         info->indextable[i].stab = nul_fun;
+         info->indextable[i].str = nul_str;

          info->indextable[i].directory_name = directory_name;
          info->indextable[i].file_name = file_name;
          info->indextable[i].function_name = NULL;
          info->indextable[i].directory_name = directory_name;
          info->indextable[i].file_name = file_name;
          info->indextable[i].function_name = NULL;

+         info->indextable[i].idx = i;

          ++i;
        }
 
          ++i;
        }
 


@@ -1242,6 +1271,7 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
       info->indextable[i].directory_name = NULL;
       info->indextable[i].file_name = NULL;
       info->indextable[i].function_name = NULL;
       info->indextable[i].directory_name = NULL;
       info->indextable[i].file_name = NULL;
       info->indextable[i].function_name = NULL;

+      info->indextable[i].idx = i;

       ++i;
 
       info->indextablesize = i;
       ++i;
 
       info->indextablesize = i;


@@ -1253,7 +1283,7 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
 
   /* We are passed a section relative offset.  The offsets in the
      stabs information are absolute.  */
 
   /* We are passed a section relative offset.  The offsets in the
      stabs information are absolute.  */

-  offset += bfd_get_section_vma (abfd, section);
+  offset += bfd_section_vma (section);

 
 #ifdef ENABLE_CACHING
   if (info->cached_indexentry != NULL
 
 #ifdef ENABLE_CACHING
   if (info->cached_indexentry != NULL


@@ -1271,7 +1301,7 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
       long mid = -1;
 
       /* Cache non-existent or invalid.  Do binary search on
       long mid = -1;
 
       /* Cache non-existent or invalid.  Do binary search on

-         indextable.  */
+        indextable.  */

       indexentry = NULL;
 
       low = 0;
       indexentry = NULL;
 
       low = 0;


@@ -1319,6 +1349,9 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
          if (val <= offset)
            {
              file_name = (char *) str + bfd_get_32 (abfd, stab + STRDXOFF);
          if (val <= offset)
            {
              file_name = (char *) str + bfd_get_32 (abfd, stab + STRDXOFF);

+             if (file_name >= (char *) info->strs + strsize
+                 || file_name < (char *) str)
+               file_name = NULL;

              *pline = 0;
            }
          break;
              *pline = 0;
            }
          break;


@@ -1374,15 +1407,16 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
 
       dirlen = strlen (directory_name);
       if (info->filename == NULL
 
       dirlen = strlen (directory_name);
       if (info->filename == NULL

-         || strncmp (info->filename, directory_name, dirlen) != 0
-         || strcmp (info->filename + dirlen, file_name) != 0)
+         || filename_ncmp (info->filename, directory_name, dirlen) != 0
+         || filename_cmp (info->filename + dirlen, file_name) != 0)

        {
          size_t len;
 
        {
          size_t len;
 

-         if (info->filename != NULL)
-           free (info->filename);
+         /* Don't free info->filename here.  objdump and other
+            apps keep a copy of a previously returned file name
+            pointer.  */

          len = strlen (file_name) + 1;
          len = strlen (file_name) + 1;

-         info->filename = bfd_malloc (dirlen + len);
+         info->filename = (char *) bfd_alloc (abfd, dirlen + len);

          if (info->filename == NULL)
            return FALSE;
          memcpy (info->filename, directory_name, dirlen);
          if (info->filename == NULL)
            return FALSE;
          memcpy (info->filename, directory_name, dirlen);


@@ -1397,8 +1431,8 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
       char *s;
 
       /* This will typically be something like main:F(0,1), so we want
       char *s;
 
       /* This will typically be something like main:F(0,1), so we want

-         to clobber the colon.  It's OK to change the name, since the
-         string is in our own local storage anyhow.  */
+        to clobber the colon.  It's OK to change the name, since the
+        string is in our own local storage anyhow.  */

       s = strchr (indexentry->function_name, ':');
       if (s != NULL)
        *s = '\0';
       s = strchr (indexentry->function_name, ':');
       if (s != NULL)
        *s = '\0';


@@ -1408,3 +1442,118 @@ _bfd_stab_section_find_nearest_line (bfd *abfd,
 
   return TRUE;
 }
 
   return TRUE;
 }

+
+long
+_bfd_nosymbols_canonicalize_symtab (bfd *abfd ATTRIBUTE_UNUSED,
+                                   asymbol **location ATTRIBUTE_UNUSED)
+{
+  return 0;
+}
+
+void
+_bfd_nosymbols_print_symbol (bfd *abfd ATTRIBUTE_UNUSED,
+                            void *afile ATTRIBUTE_UNUSED,
+                            asymbol *symbol ATTRIBUTE_UNUSED,
+                            bfd_print_symbol_type how ATTRIBUTE_UNUSED)
+{
+}
+
+void
+_bfd_nosymbols_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED,
+                               asymbol *sym ATTRIBUTE_UNUSED,
+                               symbol_info *ret ATTRIBUTE_UNUSED)
+{
+}
+
+const char *
+_bfd_nosymbols_get_symbol_version_string (bfd *abfd,
+                                         asymbol *symbol ATTRIBUTE_UNUSED,
+                                         bfd_boolean base_p ATTRIBUTE_UNUSED,
+                                         bfd_boolean *hidden ATTRIBUTE_UNUSED)
+{
+  return (const char *) _bfd_ptr_bfd_null_error (abfd);
+}
+
+bfd_boolean
+_bfd_nosymbols_bfd_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED,
+                                       const char *name ATTRIBUTE_UNUSED)
+{
+  return FALSE;
+}
+
+alent *
+_bfd_nosymbols_get_lineno (bfd *abfd, asymbol *sym ATTRIBUTE_UNUSED)
+{
+  return (alent *) _bfd_ptr_bfd_null_error (abfd);
+}
+
+bfd_boolean
+_bfd_nosymbols_find_nearest_line
+    (bfd *abfd,
+     asymbol **symbols ATTRIBUTE_UNUSED,
+     asection *section ATTRIBUTE_UNUSED,
+     bfd_vma offset ATTRIBUTE_UNUSED,
+     const char **filename_ptr ATTRIBUTE_UNUSED,
+     const char **functionname_ptr ATTRIBUTE_UNUSED,
+     unsigned int *line_ptr ATTRIBUTE_UNUSED,
+     unsigned int *discriminator_ptr ATTRIBUTE_UNUSED)
+{
+  return _bfd_bool_bfd_false_error (abfd);
+}
+
+bfd_boolean
+_bfd_nosymbols_find_line (bfd *abfd,
+                         asymbol **symbols ATTRIBUTE_UNUSED,
+                         asymbol *symbol ATTRIBUTE_UNUSED,
+                         const char **filename_ptr ATTRIBUTE_UNUSED,
+                         unsigned int *line_ptr ATTRIBUTE_UNUSED)
+{
+  return _bfd_bool_bfd_false_error (abfd);
+}
+
+bfd_boolean
+_bfd_nosymbols_find_inliner_info
+    (bfd *abfd,
+     const char **filename_ptr ATTRIBUTE_UNUSED,
+     const char **functionname_ptr ATTRIBUTE_UNUSED,
+     unsigned int *line_ptr ATTRIBUTE_UNUSED)
+{
+  return _bfd_bool_bfd_false_error (abfd);
+}
+
+asymbol *
+_bfd_nosymbols_bfd_make_debug_symbol (bfd *abfd,
+                                     void *ptr ATTRIBUTE_UNUSED,
+                                     unsigned long sz ATTRIBUTE_UNUSED)
+{
+  return (asymbol *) _bfd_ptr_bfd_null_error (abfd);
+}
+
+long
+_bfd_nosymbols_read_minisymbols (bfd *abfd,
+                                bfd_boolean dynamic ATTRIBUTE_UNUSED,
+                                void **minisymsp ATTRIBUTE_UNUSED,
+                                unsigned int *sizep ATTRIBUTE_UNUSED)
+{
+  return _bfd_long_bfd_n1_error (abfd);
+}
+
+asymbol *
+_bfd_nosymbols_minisymbol_to_symbol (bfd *abfd,
+                                    bfd_boolean dynamic ATTRIBUTE_UNUSED,
+                                    const void *minisym ATTRIBUTE_UNUSED,
+                                    asymbol *sym ATTRIBUTE_UNUSED)
+{
+  return (asymbol *) _bfd_ptr_bfd_null_error (abfd);
+}
+
+long
+_bfd_nodynamic_get_synthetic_symtab (bfd *abfd,
+                                    long symcount ATTRIBUTE_UNUSED,
+                                    asymbol **syms ATTRIBUTE_UNUSED,
+                                    long dynsymcount ATTRIBUTE_UNUSED,
+                                    asymbol **dynsyms ATTRIBUTE_UNUSED,
+                                    asymbol **ret ATTRIBUTE_UNUSED)
+{
+  return _bfd_long_bfd_n1_error (abfd);
+}