===================================================================
@@ -4089,7 +4089,7 @@ register to be used by the caller for th
@code{FUNCTION_INCOMING_ARG}, for the called function.
@end deftypefn
-@deftypefn {Target Hook} bool TARGET_PASS_BY_REFERENCE (CUMULATIVE_ARGS *@var{cum}, enum machine_mode @var{mode}, tree @var{type}, bool @var{named})
+@deftypefn {Target Hook} bool TARGET_PASS_BY_REFERENCE (CUMULATIVE_ARGS *@var{cum}, enum machine_mode @var{mode}, const_tree @var{type}, bool @var{named})
This target hook should return @code{true} if an argument at the
position indicated by @var{cum} should be passed by reference. This
predicate is queried after target independent reasons for being
===================================================================
@@ -4089,7 +4089,7 @@ register to be used by the caller for th
@code{FUNCTION_INCOMING_ARG}, for the called function.
@end deftypefn
-@deftypefn {Target Hook} bool TARGET_PASS_BY_REFERENCE (CUMULATIVE_ARGS *@var{cum}, enum machine_mode @var{mode}, tree @var{type}, bool @var{named})
+@hook TARGET_PASS_BY_REFERENCE
This target hook should return @code{true} if an argument at the
position indicated by @var{cum} should be passed by reference. This
predicate is queried after target independent reasons for being
===================================================================
@@ -1680,8 +1669,7 @@ DEFHOOK
/* Return true if a parameter must be passed by reference. TYPE may
be null if this is a libcall. CA may be null if this query is
from __builtin_va_arg. */
-/* ??? The documentation disagrees on the type of 'type'. */
-DEFHOOK_UNDOC
+DEFHOOK
(pass_by_reference,
"",
bool,