do_sym should use DL_FIXUP_VALUE_XXX macros to call IFUNC function.
Otherwise, it won't compile on ia64. This patch fixes it and adds
a test.
+2009-11-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ * elf/dl-sym.c (do_sym): Properly handle STT_GNU_IFUNC symbols.
+ * elf/ifuncmain3.c (main): Test dlopen STT_GNU_IFUNC symbol.
+
2009-11-03 Andreas Schwab <schwab@redhat.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list: Add
/* Resolve indirect function address. */
if (__builtin_expect (ELFW(ST_TYPE) (ref->st_info) == STT_GNU_IFUNC, 0))
- value
- = ((DL_FIXUP_VALUE_TYPE (*) (void)) DL_FIXUP_VALUE_ADDR (value)) ();
+ {
+ DL_FIXUP_VALUE_TYPE fixup
+ = DL_FIXUP_MAKE_VALUE (result, (ElfW(Addr)) value);
+ fixup =
+ ((DL_FIXUP_VALUE_TYPE (*) (void)) DL_FIXUP_VALUE_ADDR (fixup)) ();
+ value = (void *) DL_FIXUP_VALUE_CODE_ADDR (fixup);
+ }
#ifdef SHARED
/* Auditing checkpoint: we have a new binding. Provide the
return 1;
}
+ p = dlsym (h, "foo");
+ if (p == NULL)
+ {
+ printf ("symbol not found: %s\n", dlerror ());
+ return 1;
+ }
+ if ((*p) () != -1)
+ abort ();
+
f = dlsym (h, "get_foo_p");
if (f == NULL)
{