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* elf.c (_bfd_elf_symbol_from_bfd_symbol): Print a useful error

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message rather than calling BFD_ASSERT.
	* elfcode.h (write_relocs): Check return value of
	_bfd_elf_symbol_from_bfd_symbol.
This commit is contained in:
Ian Lance Taylor 1996-03-04 17:50:38 +00:00
parent eff5fcda23
commit cb84f0284f
2 changed files with 24 additions and 4 deletions
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7
bfd/ChangeLog
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@ -1,3 +1,10 @@
Mon Mar 4 12:49:16 1996 Ian Lance Taylor <ian@cygnus.com>
* elf.c (_bfd_elf_symbol_from_bfd_symbol): Print a useful error
message rather than calling BFD_ASSERT.
* elfcode.h (write_relocs): Check return value of
_bfd_elf_symbol_from_bfd_symbol.
Fri Mar 1 09:42:59 1996 Michael Meissner <meissner@tiktok.cygnus.com>
* elf32-ppc.c (ppc_elf_add_symbol_hook): Don't set SEC_LOAD flag

21
bfd/elf.c
View File

@ -2583,8 +2583,10 @@ _bfd_elf_section_from_bfd_section (abfd, asect)
return -1;
}
/* given a symbol, return the bfd index for that symbol. */
int
/* Given a BFD symbol, return the index in the ELF symbol table, or -1
on error. */
int
_bfd_elf_symbol_from_bfd_symbol (abfd, asym_ptr_ptr)
bfd *abfd;
struct symbol_cache_entry **asym_ptr_ptr;
@ -2613,13 +2615,24 @@ _bfd_elf_symbol_from_bfd_symbol (abfd, asym_ptr_ptr)
}
idx = asym_ptr->udata.i;
BFD_ASSERT (idx != 0);
if (idx == 0)
{
/* This case can occur when using --strip-symbol on a symbol
which is used in a relocation entry. */
(*_bfd_error_handler)
("%s: symbol `%s' required but not present",
bfd_get_filename (abfd), bfd_asymbol_name (asym_ptr));
bfd_set_error (bfd_error_no_symbols);
return -1;
}
#if DEBUG & 4
{
fprintf (stderr,
"elf_symbol_from_bfd_symbol 0x%.8lx, name = %s, sym num = %d, flags = 0x%.8lx%s\n",
(long) asym_ptr, asym_ptr->name, idx, flags, elf_symbol_flags (flags));
(long) asym_ptr, asym_ptr->name, idx, flags,
elf_symbol_flags (flags));
fflush (stderr);
}
#endif