(most of this has been integrated into pretty,
the rest has been archived).

R=r
OCL=23842
CL=23842

R=r
OCL=23821
CL=23823

R=r
OCL=23820
CL=23820

R=r
DELTA=48  (48 added, 0 deleted, 0 changed)
OCL=23715
CL=23732

don't use intermediate register to move
32-or-fewer-bit immediate constants
into memory.

R=ken
OCL=23726
CL=23726

R=ken
OCL=23712
CL=23714

trying to find all the places where
spans might be recorded.

Free can cascade into complicated
span manipulations that move them
from list to list; the old code had the
possibility of accidentally processing
a span twice or jumping to a different
list, causing an infinite loop.

R=r
DELTA=70  (28 added, 25 deleted, 17 changed)
OCL=23704
CL=23710

- added Slice, Cut, InsertArray, AppendArray
- renamed Remove -> Delete (so we have: Insert, Delete, Cut)
- more factoring of code
- extra tests (could use some more)

R=r,rsc
DELTA=179  (127 added, 22 deleted, 30 changed)
OCL=23648
CL=23685

TBR=ken
OCL=23650
CL=23650

R=r
OCL=23646
CL=23646

R=r
DELTA=11  (6 added, 0 deleted, 5 changed)
OCL=23629
CL=23631

R=rsc
DELTA=48  (48 added, 0 deleted, 0 changed)
OCL=23624
CL=23626

not pointers to structs.

fix defered dotdotdot.

R=r,ken
DELTA=25  (7 added, 5 deleted, 13 changed)
OCL=23620
CL=23625

- clarified legal map key types (must support comparison)
- updated open issues/todo list

R=r
DELTA=81  (48 added, 19 deleted, 14 changed)
OCL=23580
CL=23621

fixes latent bugs in go and defer

R=r
OCL=23613
CL=23613

R=r
DELTA=43  (29 added, 5 deleted, 9 changed)
OCL=23608
CL=23611

R=r
OCL=23602
CL=23602

R=r
OCL=23592
CL=23592

R=r
DELTA=30  (26 added, 0 deleted, 4 changed)
OCL=23533
CL=23569

R=rsc
DELTA=18  (18 added, 0 deleted, 0 changed)
OCL=23544
CL=23547

R=r
OCL=23542
CL=23542

R=r,gri
DELTA=472  (423 added, 2 deleted, 47 changed)
OCL=23522
CL=23541

R=ken
OCL=23534
CL=23534

R=ken
OCL=23532
CL=23532

R=ken
OCL=23528
CL=23528

R=ken
OCL=23519
CL=23521

R=ken
OCL=23520
CL=23520

R=rsc
DELTA=210  (118 added, 60 deleted, 32 changed)
OCL=23508
CL=23518

more caching, better hash functions, proper locking.
fixed a bug in interface comparison too.

R=ken
DELTA=177  (124 added, 10 deleted, 43 changed)
OCL=23491
CL=23493

added another channel test

R=r
OCL=23488
CL=23488

R=r
DELTA=49  (0 added, 0 deleted, 49 changed)
OCL=23480
CL=23487

descriptor.  Use it in the PollServer code.

6g currently accepts this code without this change, but it
should not.  Test case for the bug is bug133.go.

R=rsc
DELTA=10  (0 added, 0 deleted, 10 changed)
OCL=23451
CL=23486

when it should not be.  I couldn't get this any simpler; the
error seems to have to do with the order of the imports in
bug2.go.

R=rsc
DELTA=26  (26 added, 0 deleted, 0 changed)
OCL=23450
CL=23482

can be compared/hashed.

R=r
DELTA=351  (201 added, 80 deleted, 70 changed)
OCL=23423
CL=23481

- clarified comparisons of interfaces, slices, maps, channels
- removed respective TODO's

R=r
DELTA=76  (42 added, 16 deleted, 18 changed)
OCL=23132
CL=23479

R=rsc
DELTA=205  (205 added, 0 deleted, 0 changed)
OCL=23448
CL=23478

buganizer 1589219
channel is returning same values multiple times

R=r
OCL=23447
CL=23447

R=ken
OCL=23422
CL=23422

R=ken
OCL=23419
CL=23419

the two still share an interface and Kind; that's probably ok but might be worth revisiting.

R=rsc
DELTA=74  (1 added, 8 deleted, 65 changed)
OCL=23416
CL=23418