R=rsc
APPROVED=rsc
DELTA=311  (308 added, 3 deleted, 0 changed)
OCL=31569
CL=31606

and use shared error handling infrastructure

R=rsc
DELTA=109  (3 added, 86 deleted, 20 changed)
OCL=31600
CL=31605

R=rsc
DELTA=1  (0 added, 0 deleted, 1 changed)
OCL=31574
CL=31604

R=rsc
DELTA=109  (0 added, 87 deleted, 22 changed)
OCL=31573
CL=31603

- delete error handling code which is not needed anymore

R=rsc
DELTA=83  (0 added, 65 deleted, 18 changed)
OCL=31572
CL=31602

- handle //line filename:line comments in scanner
- moved error handling code used by various scanner clients
  to errors.go
- added extra tests

R=rsc
DELTA=385  (343 added, 18 deleted, 24 changed)
OCL=31551
CL=31601

R=r
DELTA=20  (0 added, 20 deleted, 0 changed)
OCL=31584
CL=31598

delay evaluation of most types (all but func)
from parse time to type check time.

R=ken
OCL=31585
CL=31585

silence gcc warning.

R=ken
OCL=31583
CL=31583

R=ken
OCL=31582
CL=31582

R=rsc
APPROVED=rsc
DELTA=61  (40 added, 18 deleted, 3 changed)
OCL=31502
CL=31580

R=rsc
APPROVED=rsc
DELTA=17  (0 added, 0 deleted, 17 changed)
OCL=31503
CL=31579

of text.

R=rsc
APPROVED=rsc
DELTA=3  (1 added, 2 deleted, 0 changed)
OCL=31575
CL=31575

R=rsc
APPROVED=rsc
DELTA=5  (4 added, 0 deleted, 1 changed)
OCL=31564
CL=31567

whether no register argument was
REGARG == 0 or REGARG < 0.
use REGARG < 0 because arm needs 0 for R0.

R=ken
OCL=31562
CL=31566

R=rsc
APPROVED=rsc
DELTA=7  (7 added, 0 deleted, 0 changed)
OCL=31563
CL=31565

runtime package for use by debugger,
which needs to make sure that all ptrace calls
about a given pid come from the same thread.

R=r
DELTA=175  (90 added, 63 deleted, 22 changed)
OCL=31546
CL=31558

client library.
muxes on both ends.

R=rsc
DELTA=178  (132 added, 26 deleted, 20 changed)
OCL=31541
CL=31556

before:
	mainstart: undefined: main·init in mainstart
	mainstart: branch out of range in mainstart
	(95)    CALL    ,0(PC) [main·init]
	mainstart: undefined: main·main in mainstart
	mainstart: branch out of range in mainstart
	(97)    CALL    ,0(PC) [main·main]
	mainstart: doasm: notfound from=6f to=6f (95)    CALL    ,
	mainstart: doasm: notfound from=6f to=6f (97)    CALL    ,
	mainstart: doasm: notfound from=6f to=6f (95)    CALL    ,
	mainstart: doasm: notfound from=6f to=6f (97)    CALL    ,
	mainstart: doasm: notfound from=6f to=6f (95)    CALL    ,
	mainstart: doasm: notfound from=6f to=6f (97)    CALL    ,

after:
	mainstart: undefined: main·init in mainstart
	mainstart: undefined: main·main in mainstart

R=r
DELTA=7  (1 added, 0 deleted, 6 changed)
OCL=31555
CL=31555

R=r
DELTA=13  (13 added, 0 deleted, 0 changed)
OCL=31535
CL=31549

R=r
DELTA=8  (6 added, 0 deleted, 2 changed)
OCL=31537
CL=31537

server side only; no client help yet (but it's easy).
no http yet.
service is synchronous.
all this will improve.

R=rsc
DELTA=403  (403 added, 0 deleted, 0 changed)
OCL=31522
CL=31536

R=rsc
DELTA=10  (5 added, 1 deleted, 4 changed)
OCL=31523
CL=31526

- basic verification of EBNF grammars
- tested with (and has testcase for) go_spec.html

R=rsc
DELTA=150  (148 added, 0 deleted, 2 changed)
OCL=31481
CL=31517

- parsing of EBNF grammars
- basic consistency checks

R=rsc
DELTA=695  (695 added, 0 deleted, 0 changed)
OCL=31479
CL=31516

instead of SP.

R=rsc
APPROVED=rsc
DELTA=13  (3 added, 7 deleted, 3 changed)
OCL=31488
CL=31501

R=rsc
APPROVED=rsc
DELTA=1  (0 added, 0 deleted, 1 changed)
OCL=31487
CL=31500

R=rsc
DELTA=184  (181 added, 1 deleted, 2 changed)
OCL=31474
CL=31486

R=rsc
DELTA=2  (0 added, 1 deleted, 1 changed)
OCL=31472
CL=31477

rename map access methods to Elem, SetElem.

R=r
DELTA=95  (66 added, 7 deleted, 22 changed)
OCL=31456
CL=31469

walkstate -> walkstmt
walktype -> walkexpr; stmts moved to walkstmt

walktype and friends have a final Node **init
argument that can have side effects appended,
making it more explicit when they do and do not happen.
this replaces the old global addtop and addtotop.

delete switch map and interface conversion cases
(dropped from the language months ago).

R=ken
OCL=31465
CL=31468

R=rsc
OCL=31467
CL=31467

- make real productions for Unicode char classes so that they can be parsed
- use `` for tokens that contain "'s or \'s so that they can be parsed
- added a missing '.'

This version of the spec passes through ebnflint (forthcoming) without errors.

R=r,rsc
DELTA=74  (3 added, 1 deleted, 70 changed)
OCL=31464
CL=31466

R=rsc
DELTA=25  (25 added, 0 deleted, 0 changed)
OCL=31460
CL=31460

R=rsc
DELTA=84  (65 added, 9 deleted, 10 changed)
OCL=31458
CL=31458

R=rsc
DELTA=47  (30 added, 16 deleted, 1 changed)
OCL=31455
CL=31455

R=r
DELTA=1  (0 added, 0 deleted, 1 changed)
OCL=31450
CL=31452

R=rsc
DELTA=2  (0 added, 0 deleted, 2 changed)
OCL=31449
CL=31451

R=rsc
APPROVED=rsc
DELTA=422  (211 added, 211 deleted, 0 changed)
OCL=31425
CL=31431

R=rsc
DELTA=57  (39 added, 3 deleted, 15 changed)
OCL=31424
CL=31430