static const struct bfd_elf_special_section special_sections_p[] =
{
+ { STRING_COMMA_LEN (".persistent.bss"), 0, SHT_NOBITS, SHF_ALLOC + SHF_WRITE },
{ STRING_COMMA_LEN (".persistent"), -2, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE },
{ STRING_COMMA_LEN (".preinit_array"), -2, SHT_PREINIT_ARRAY, SHF_ALLOC + SHF_WRITE },
{ STRING_COMMA_LEN (".plt"), 0, SHT_PROGBITS, SHF_ALLOC + SHF_EXECINSTR },
bfd_vma *code_off)
{
bfd_size_type size;
+ elf_symbol_type * elf_sym = (elf_symbol_type *) sym;
if ((sym->flags & (BSF_SECTION_SYM | BSF_FILE | BSF_OBJECT
| BSF_THREAD_LOCAL | BSF_RELC | BSF_SRELC)) != 0
|| sym->section != sec)
return 0;
+ size = (sym->flags & BSF_SYNTHETIC) ? 0 : elf_sym->internal_elf_sym.st_size;
+
+ /* In theory we should check that the symbol's type satisfies
+ _bfd_elf_is_function_type(), but there are some function-like
+ symbols which would fail this test. (eg _start). Instead
+ we check for hidden, local, notype symbols with zero size.
+ This type of symbol is generated by the annobin plugin for gcc
+ and clang, and should not be considered to be a function symbol. */
+ if (size == 0
+ && ((sym->flags & (BSF_SYNTHETIC | BSF_LOCAL)) == BSF_LOCAL)
+ && ELF_ST_TYPE (elf_sym->internal_elf_sym.st_info) == STT_NOTYPE
+ && ELF_ST_VISIBILITY (elf_sym->internal_elf_sym.st_other) == STV_HIDDEN)
+ return 0;
+
*code_off = sym->value;
- size = 0;
- if (!(sym->flags & BSF_SYNTHETIC))
- size = ((elf_symbol_type *) sym)->internal_elf_sym.st_size;
- if (size == 0)
- size = 1;
- return size;
+ /* Do not return 0 for the function's size. */
+ return size ? size : 1;
}
/* Set to non-zero to enable some debug messages. */