* encoding.c (rb_enc_codepoint_len): Use UNREACHABLE to avoid "control

  reaches end of non-void function" warnings.  [ruby-trunk - Bug #6066]
* re.c (name_to_backref_number):  ditto.
* object.c (rb_Float):  ditto.
* io.c (io_readpartial):  ditto.
* io.c (io_read_nonblock):  ditto.
* pack.c (rb_uv_to_utf8):  ditto.
* proc.c (rb_method_entry_arity):  ditto.
* vm_method.c (rb_f_notimplement):  ditto.
* struct.c (rb_struct_aset_id):  ditto.
* class.c (rb_scan_args):  ditto.
* process.c (rlimit_resource_type):  ditto.
* process.c (rlimit_resource_value):  ditto.
* process.c (p_uid_switch):  ditto.
* process.c (p_gid_switch):  ditto.
* ext/digest/digest.c (rb_digest_instance_update):  ditto.
* ext/digest/digest.c (rb_digest_instance_finish):  ditto.
* ext/digest/digest.c (rb_digest_instance_reset):  ditto.
* ext/digest/digest.c (rb_digest_instance_block_length):  ditto.
* ext/bigdecimal/bigdecimal.c (BigDecimalCmp):  ditto.
* ext/dl/handle.c (rb_dlhandle_close):  ditto.
* ext/tk/tcltklib.c (pending_exception_check0):  ditto.
* ext/tk/tcltklib.c (pending_exception_check1):  ditto.
* ext/tk/tcltklib.c (ip_cancel_eval_core):  ditto.
* ext/tk/tcltklib.c (lib_get_reltype_name):  ditto.
* ext/tk/tcltklib.c (create_dummy_encoding_for_tk_core):  ditto.
* ext/tk/tkutil/tkutil.c (tk_hash_kv):  ditto.
* ext/openssl/ossl_ssl.c (ossl_ssl_session_reused):  ditto.
* ext/openssl/ossl_pkey_ec.c (ossl_ec_key_dsa_verify_asn1):  ditto.
* ext/openssl/ossl_pkey_ec.c (ossl_ec_point_is_at_infinit):  ditto.
* ext/openssl/ossl_pkey_ec.c (ossl_ec_point_is_on_curve):  ditto.
* ext/fiddle/conversions.c (generic_to_value):  ditto.
* ext/socket/raddrinfo.c (rsock_io_socket_addrinfo):  ditto.
* ext/socket/socket.c (sock_s_getnameinfo):  ditto.
* ext/ripper/eventids2.c (ripper_token2eventid):  ditto.
* cont.c (return_fiber):  ditto.
* dmydln.c (dln_load):  ditto.
* vm_insnhelper.c (vm_search_normal_superclass):  ditto.
* bignum.c (big_fdiv):  ditto.
* marshal.c (r_symlink):  ditto.
* marshal.c (r_symbol):  ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35321 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 12 insertions, 0 deletions

diff --git a/ext/tk/tcltklib.c b/ext/tk/tcltklib.c
index e3c5ea0c79..02571d62fb 100644
--- a/ext/tk/tcltklib.c
+++ b/ext/tk/tcltklib.c
@@ -1407,6 +1407,8 @@ pending_exception_check0()
     } else {
         return 0;
     }
+
+    UNREACHABLE;
 }
 
 static int
@@ -1448,6 +1450,8 @@ pending_exception_check1(thr_crit_bup, ptr)
     } else {
         return 0;
     }
+
+    UNREACHABLE;
 }
 
 
@@ -7781,6 +7785,8 @@ ip_cancel_eval_core(interp, msg, flag)
 #if TCL_MAJOR_VERSION < 8 || (TCL_MAJOR_VERSION == 8 && TCL_MINOR_VERSION < 6)
     rb_raise(rb_eNotImpError,
 	     "cancel_eval is supported Tcl/Tk8.6 or later.");
+
+    UNREACHABLE;
 #else
     Tcl_Obj *msg_obj;
 
@@ -10014,6 +10020,8 @@ lib_get_reltype_name(self)
     default:
       rb_raise(rb_eRuntimeError, "tcltklib has invalid release type number");
     }
+
+    UNREACHABLE;
 }
 
 
@@ -10117,6 +10125,8 @@ create_dummy_encoding_for_tk_core(interp, name, error_mode)
       return Qnil;
     }
   }
+
+  UNREACHABLE;
 #else
     return name;
 #endif
diff --git a/ext/tk/tkutil/tkutil.c b/ext/tk/tkutil/tkutil.c
index 956c6737c9..0e256921ba 100644
--- a/ext/tk/tkutil/tkutil.c
+++ b/ext/tk/tkutil/tkutil.c
@@ -800,6 +800,8 @@ tk_hash_kv(argc, argv, self)
         }
         rb_raise(rb_eArgError, "Hash is expected for 1st argument");
     }
+
+    UNREACHABLE;
 }
 
 static VALUE