diff options
Diffstat (limited to 'elf/dl-lookup.c')
| -rw-r--r-- | elf/dl-lookup.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/elf/dl-lookup.c b/elf/dl-lookup.c index 690f4046c5..0b43db8d9b 100644 --- a/elf/dl-lookup.c +++ b/elf/dl-lookup.c @@ -31,6 +31,13 @@ #include <assert.h> +/* Return nonzero if do_lookup_x:check_match should consider SYM to + fail to match a symbol reference for some machine-specific + reason. */ +#ifndef ELF_MACHINE_SYM_NO_MATCH +# define ELF_MACHINE_SYM_NO_MATCH(sym) 0 +#endif + #define VERSTAG(tag) (DT_NUM + DT_THISPROCNUM + DT_VERSIONTAGIDX (tag)) /* We need this string more than once. */ @@ -133,6 +140,7 @@ do_lookup_x (const char *undef_name, uint_fast32_t new_hash, assert (ELF_RTYPE_CLASS_PLT == 1); if (__builtin_expect ((sym->st_value == 0 /* No value. */ && stt != STT_TLS) + || ELF_MACHINE_SYM_NO_MATCH (sym) || (type_class & (sym->st_shndx == SHN_UNDEF)), 0)) return NULL; |