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139 Commits

Author SHA1 Message Date
Ken Thompson
ad36c39211 bug 145 
R=r
OCL=27979
CL=27979
 2009-04-28 12:28:31 -07:00
Ken Thompson
b03b541b7a recognize a defined constant 
as a new name in a later declaration
(bug 144)

R=r
OCL=27850
CL=27850
 2009-04-24 16:43:31 -07:00
Russ Cox
39436f2a74 special case check for this situation 
; cat >http.go
	package main
	import "http"  // intended the library, not this file
	^D
	; 6g http.go
	; 6g http.go
	http.go:4: export/package mismatch: init
	;

new error:

	http.6:7 http.go:3: cannot import package main

R=ken
OCL=27053
CL=27053
 2009-04-02 21:46:19 -07:00
Ken Thompson
79fa5b65cb rewrote switch 
fixed bug 141

R=r
OCL=26627
CL=26627
 2009-03-22 20:54:21 -07:00
Ken Thompson
0f469a99a3 binary search on type switches. 
new feature 'case nil:' in type switch
will match iff the interface is nil.

R=r
OCL=26404
CL=26404
 2009-03-17 13:58:38 -07:00
Russ Cox
5fbadf0bc3 warn -> yyerror in mparith. 
close two more bugs.

R=ken
OCL=26226
CL=26226
 2009-03-12 19:57:30 -07:00
Russ Cox
8f194bf5ff make 6g constants behave as ken proposes. (i hope.) 
various bug fixes and tests involving constants.

test/const1.go is the major new test case.

R=ken
OCL=26216
CL=26224
 2009-03-12 19:04:38 -07:00
Ken Thompson
6eb54cb05b chan flags close/closed installed 
runtime not finished.

R=r
OCL=26217
CL=26217
 2009-03-12 17:55:11 -07:00
Ken Thompson
bb02e481d2 added bitclear operators &^ and &^= 
R=r
OCL=26152
CL=26152
 2009-03-11 19:59:35 -07:00
Ken Thompson
a4a10ed856 1. type switches 
2. fixed fault on bug128
3. got rid of typeof
4. fixed bug in t,ok = I2T

R=r
OCL=25873
CL=25873
 2009-03-06 17:50:43 -08:00
Russ Cox
63985b489b bug085 bug129 
R=ken
OCL=25787
CL=25791
 2009-03-05 15:57:03 -08:00
Russ Cox
98b34e5bbd reject invalid map key types at compile time 
R=ken
OCL=25720
CL=25720
 2009-03-04 17:38:37 -08:00
Russ Cox
49cc649e59 back to T{x}, stricter handling of T(x) vs x.(T) 
R=ken
DELTA=131  (60 added, 41 deleted, 30 changed)
OCL=25617
CL=25633
 2009-03-03 08:41:02 -08:00
Russ Cox
ebc10db3e1 allow parens to disambiguate types. 
examples:

	chan <- (chan int)
	chan (<- chan int)
	(map[string]func())("a": main)

R=ken
OCL=25151
CL=25151
 2009-02-18 10:07:46 -08:00
Russ Cox
b4af09ab56 embedded interface types in interfaces. 
R=ken
OCL=25072
CL=25072
 2009-02-16 16:36:18 -08:00
Russ Cox
07244f7c80 add composite literal ( ) syntax. 
warn about composite literal { } syntax.

R=ken
OCL=25018
CL=25023
 2009-02-13 14:48:16 -08:00
Ken Thompson
8a70545b57 unsafe.Sizeof and unsafe.Offsetof 
R=r
OCL=24639
CL=24639
 2009-02-07 12:34:45 -08:00
Russ Cox
0970c46863 closures - 6g support 
R=ken
OCL=24501
CL=24566
 2009-02-06 13:47:10 -08:00
Russ Cox
4a43198390 update compiler to new func rules 
R=ken
OCL=23958
CL=23961
 2009-01-30 14:39:42 -08:00
Russ Cox
391425ae55 if take address of local, move to heap. 
heuristic to not print bogus strings.
fix one error message format.

R=ken
OCL=23849
CL=23851
 2009-01-29 17:38:58 -08:00
Russ Cox
3ec4675220 clean up range grammar 
R=ken
OCL=23712
CL=23714
 2009-01-28 15:41:50 -08:00
Ken Thompson
1e1cc4eb57 defer 
R=r
OCL=23592
CL=23592
 2009-01-27 12:03:53 -08:00
Russ Cox
4efad58d0a bug133 
R=ken
OCL=23528
CL=23528
 2009-01-26 16:57:24 -08:00
Ken Thompson
7859ae8a2f removed a:b in range syntax 
added another channel test

R=r
OCL=23488
CL=23488
 2009-01-26 11:34:38 -08:00
Russ Cox
0183baaf44 * delete export 
* rename init functions

R=ken
OCL=23122
CL=23126
 2009-01-20 14:40:00 -08:00
Russ Cox
06869eedf9 disallow other package's names in struct field dot. 
R=ken
OCL=22996
CL=22996
 2009-01-16 15:25:52 -08:00
Russ Cox
dec12d3654 re-export of bools was changing 
format from hex to decimal, confusing
ar's strcmp-based value comparison.

switched export format to "true" or "false"
to keep bools separate from ints.

R=ken
OCL=22944
CL=22944
 2009-01-16 10:45:28 -08:00
Russ Cox
605d0746c5 catch export on func. 
print names in message.

R=ken
OCL=22891
CL=22891
 2009-01-15 16:43:51 -08:00
Russ Cox
07d344e442 remove export name-list statement. 
make package local the default.
warn about name case not matching export keyword.

R=ken
OCL=22881
CL=22886
 2009-01-15 16:16:52 -08:00
Russ Cox
a91af04c06 6g cleanup suggested by ken. 
remove TPTR wrapper around TMAP, TCHAN, TSTRING.

R=ken
OCL=22406
CL=22409
 2009-01-09 11:13:39 -08:00
Russ Cox
e512481b17 second pass on interface fixes and tests. 
R=ken
OCL=22370
CL=22372
 2009-01-08 18:06:06 -08:00
Russ Cox
20595ac4b0 many interface bug fixes. 
also, after
	func g() (int, int)
	func f(int, int)
allow
	f(g())
and
	func h() (int, int) { return g() }

R=ken
DELTA=356  (252 added, 26 deleted, 78 changed)
OCL=22319
CL=22325
 2009-01-08 14:30:00 -08:00
Russ Cox
855495eab6 iscomposite test in OCONV is unnecessary 
now that OCOMP exists

R=ken
OCL=22216
CL=22216
 2009-01-07 12:39:48 -08:00
Ken Thompson
b0f627a6e1 closed arrays including [...] 
R=r
OCL=22182
CL=22182
 2009-01-06 17:31:24 -08:00
Ken Thompson
88b5c5f0f8 make for slice/map/chan 
new for pointers

R=r
OCL=22158
CL=22158
 2009-01-06 14:52:26 -08:00
Russ Cox
c3077f7606 [] and struct in interfaces. 
other [] cleanup.

convert() is gone.

R=r
DELTA=352  (144 added, 68 deleted, 140 changed)
OCL=21660
CL=21662
 2008-12-19 17:11:54 -08:00
Russ Cox
dc7b2e98d2 compiler changes for *chan -> chan; *map -> map; new(T) -> new(*T) 
mainly a syntactic change: the compiler representations don't change
(chan and map are now hidden pointers like string).

R=ken
OCL=21578
CL=21582
 2008-12-19 03:05:54 -08:00
Ken Thompson
4026500d18 arrays 
R=r
OCL=21564
CL=21564
 2008-12-18 20:06:28 -08:00
Russ Cox
e53d5ad620 fix type/name thing, again 
R=r
DELTA=8  (7 added, 0 deleted, 1 changed)
OCL=21379
CL=21379
 2008-12-16 17:45:28 -08:00
Russ Cox
99435cac09 another "want type got name" error case 
R=ken
OCL=21377
CL=21377
 2008-12-16 17:37:07 -08:00
Ken Thompson
ae5a475e20 range clause must have = or := 
:= illegal in for-increment

R=r
OCL=21204
CL=21204
 2008-12-15 13:44:27 -08:00
Ken Thompson
7dd62cb3bc 2 minor bugs 
R=r
OCL=20906
CL=20906
 2008-12-10 12:38:16 -08:00
Ken Thompson
1d4daa2d39 foundation for import unsafe 
R=r
OCL=20794
CL=20794
 2008-12-08 19:46:39 -08:00
Ken Thompson
b79272d9a2 allowed syntax for range 
a range m (implies :=)
a,b range m (implies :=)
a:b range m (implies :=)

a := range m
a,b := range m
a:b := range m

a = range m
a,b = range m
a:b = range m

R=r
OCL=20676
CL=20676
 2008-12-06 13:40:30 -08:00
Ken Thompson
26b357ca5b range statement 
R=r
OCL=20667
CL=20667
 2008-12-05 18:24:05 -08:00
Ken Thompson
c597845e13 const/var/iota declarations as discussed 
R=r
OCL=20506
CL=20506
 2008-12-04 15:33:40 -08:00
Rob Pike
d7c1048771 really restore helpful error rules 
R=rsc
OCL=19929
CL=19929
 2008-11-24 14:23:53 -08:00
Rob Pike
46f89d53c6 restore helpful error rules 
R=rsc
OCL=19928
CL=19928
 2008-11-24 14:15:53 -08:00
Ken Thompson
8e3fe10ee3 1. retract general field names 
2. array bounds bug
3. ... optimization bug

R=r
OCL=19927
CL=19927
 2008-11-24 14:01:12 -08:00
Ken Thompson
ffafad1919 setup for keywords in fieldnames 
R=r
OCL=19883
CL=19883
 2008-11-23 15:58:48 -08:00