Russ Cox
0aef57e37f
fix a 6g crash after type errors.
...
do not bother warning about marks left
on stack after syntax errors.
leave OCONV nodes in tree to avoid type errors
arising from multiple walks.
R=ken
OCL=30639
CL=30662
2009-06-23 15:30:59 -07:00
Russ Cox
30a28aec25
b/1909731
...
package main
func f(a *c.b) {}
func main() {}
BUG=1909731
R=ken
OCL=30322
CL=30322
2009-06-15 20:15:59 -07:00
Russ Cox
8abcdee175
implement optional semicolons with help from the lexer,
...
instead of having to double the type and statement grammars.
R=ken
OCL=29987
CL=29998
2009-06-06 19:27:48 -07:00
Russ Cox
8f4af6d205
gc: grammar cleanup:
...
* no longer distinguishes const, var, type, package names.
* all the predefined names are not tokens anymore.
R=ken
OCL=29326
CL=29985
2009-06-06 12:46:38 -07:00
Russ Cox
d6a9817051
bug157
...
R=ken
OCL=29651
CL=29653
2009-05-30 21:18:15 -07:00
Russ Cox
4beac9985b
simplifying grammar: delete LBASETYPE and LACONST.
...
take 2
R=ken
OCL=29304
CL=29306
2009-05-22 22:46:06 -07:00
Russ Cox
ca2fe5d8bd
Automated g4 rollback of changelist 29302.
...
*** Reason for rollback ***
too many files included
*** Original change description ***
simplifying grammar: delete LBASETYPE and LACONST
R=ken
OCL=29303
CL=29303
2009-05-22 22:43:57 -07:00
Russ Cox
2a4dcfffc9
simplifying grammar: delete LBASETYPE and LACONST
...
R=ken
OCL=29300
CL=29302
2009-05-22 22:42:12 -07:00
Russ Cox
c2fa45b973
allow type name as key to accomodate anonymous fields.
...
update tests.
R=ken
OCL=29207
CL=29207
2009-05-21 16:31:10 -07:00
Ken Thompson
a016081f43
added key:val extension to
...
structure and array literals
R=r
OCL=29190
CL=29190
2009-05-21 13:46:07 -07:00
Russ Cox
b3533dfd72
6g:
...
new type equality restrictions
better handling of renamed packages
"sys" is no longer available to programs
R=ken
OCL=28553
CL=28578
2009-05-08 15:40:31 -07:00
Russ Cox
d4fa253837
eqtype(t1, t2, 0) => eqtype(t1, t2)
...
R=ken
OCL=28559
CL=28562
2009-05-08 14:40:38 -07:00
Russ Cox
f821e3c7c3
6g tweaks
...
* byteastring is no longer used
* do not generate ODCL, OAS for globals
(wasn't generating any code but might
save one or two init functions)
* do not call self from Init function
R=ken
OCL=28309
CL=28309
2009-05-05 16:53:46 -07:00
Ken Thompson
7a98315c96
allow "defer close(chan)"
...
bug found by anton
R=r
OCL=28001
CL=28001
2009-04-28 17:20:18 -07:00
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
Russ Cox
10002bb0fb
accept empty list of package imports.
...
R=ken
OCL=19617
CL=19617
2008-11-19 14:27:48 -08:00
Russ Cox
d3f6093931
package-local declarations using keyword "package".
...
R=r
DELTA=129 (81 added, 0 deleted, 48 changed)
OCL=19283
CL=19291
2008-11-14 16:35:08 -08:00
Russ Cox
9906bfc7bb
6g ninit fixes - fixes the two test cases
...
i isolated last night. does not fix rob's
interface-smashing bug.
R=ken
OCL=18698
CL=18698
2008-11-06 13:31:13 -08:00
Ken Thompson
2fef4c7198
DOTDOTDOT import/export
...
R=r
OCL=18319
CL=18319
2008-11-01 16:52:12 -07:00
Russ Cox
f2b1536328
annotations on embedded types
...
R=ken
OCL=18179
CL=18179
2008-10-30 15:29:55 -07:00
Russ Cox
1850b29da6
struct annotations in imports.
...
distribute tag across multiple names.
R=ken
OCL=18178
CL=18178
2008-10-30 15:25:26 -07:00
Russ Cox
f27aaf4819
structure field annotation strings
...
R=ken
OCL=18176
CL=18176
2008-10-30 15:13:09 -07:00
Ken Thompson
c21d9a1ec9
the end of life as we know it
...
int is new type
R=r
OCL=18023
CL=18023
2008-10-29 12:46:44 -07:00
Russ Cox
b5c739bd1b
Uncomment the name/type error checking.
...
R=ken
OCL=17928
CL=17928
2008-10-28 01:02:33 -07:00
Ken Thompson
e8278bcb29
allow len := 0
...
R=r
OCL=17869
CL=17869
2008-10-26 14:04:09 -07:00
Ken Thompson
6fecb76eea
embedded types
...
R=r
OCL=17676
CL=17676
2008-10-22 17:25:10 -07:00
Russ Cox
21617250f4
import/export of embedded types
...
R=ken
OCL=17643
CL=17643
2008-10-22 13:22:56 -07:00
Ken Thompson
14c639161a
elided dots
...
R=r
OCL=17601
CL=17601
2008-10-21 20:55:40 -07:00
Russ Cox
beee6915f8
rewrite &Point{1, 2} as allocation
...
R=ken
OCL=17592
CL=17592
2008-10-21 16:53:54 -07:00
Ken Thompson
0347e95b63
changes to imbedded
...
R=r
OCL=17572
CL=17572
2008-10-21 15:04:10 -07:00
Ken Thompson
61361af9e8
unnamed substructures - not complete
...
R=r
OCL=17437
CL=17437
2008-10-19 20:13:37 -07:00
Russ Cox
1163b1db6f
diagnose various conversion problems
...
R=ken
OCL=17320
CL=17320
2008-10-16 15:59:31 -07:00
Russ Cox
493a9d2f42
put toplevel & check back and add test
...
R=ken
OCL=17307
CL=17307
2008-10-16 14:02:20 -07:00
Ken Thompson
2e4b8d94cd
diagnosed some incorrect
...
inputs for method receivers.
R=r
OCL=17304
CL=17304
2008-10-16 13:29:03 -07:00
Russ Cox
7cd173a4f8
error about & at top level until it is safe
...
R=ken
OCL=17241
CL=17241
2008-10-15 17:09:42 -07:00
Russ Cox
4248607ffe
simplify comma code per ken's suggestion
...
R=ken
OCL=17164
CL=17164
2008-10-14 18:47:24 -07:00
Russ Cox
82e41cc533
allow trailing comma in braced initialized list
...
R=ken
OCL=17141
CL=17143
2008-10-14 17:10:39 -07:00
Ken Thompson
1ea5bc7533
stack allocation for the init function
...
R=r
OCL=17063
CL=17063
2008-10-13 20:14:09 -07:00
Russ Cox
5f1202428b
add empty var ( ), type ( ), const ( ) factorings
...
suggested by rob (could make programs generating
go easier to write).
R=ken
DELTA=13 (13 added, 0 deleted, 0 changed)
OCL=16766
CL=16766
2008-10-08 15:33:09 -07:00
Russ Cox
02d184b303
remove support for *T as an implicit declaration of T
...
R=ken
OCL=16651
CL=16653
2008-10-07 13:00:10 -07:00
Russ Cox
d364d28142
implement new semicolon rules:
...
* 1. all statements and declarations are terminated by semicolons
* 2. semicolons can be omitted at top level.
* 3. semicolons can be omitted before and after the closing ) or }
* on a list of statements or declarations.
now that semicolons are in, uncomment forward declaration
of interfaces
R=ken
DELTA=285 (124 added, 114 deleted, 47 changed)
OCL=16638
CL=16646
2008-10-07 12:36:30 -07:00
Russ Cox
74e2e087e2
change type names to go live at the name, so that
...
type T struct {
next *T
}
and
type T *struct {
next T
}
are valid without needing forward declarations.
add "type T struct" syntax for forward struct declarations.
add "type T interface" syntax, but commented out
(need to fix semicolons first)
R=ken
DELTA=452 (259 added, 115 deleted, 78 changed)
OCL=16580
CL=16584
2008-10-06 16:44:17 -07:00
Russ Cox
2e1bb4a4cf
add method test & fix method name bugs
...
R=ken,r
DELTA=86 (72 added, 9 deleted, 5 changed)
OCL=16488
CL=16488
2008-10-04 02:51:03 -07:00
Russ Cox
b8babed7c2
new import/export format
...
package flag
export type flag.Flag struct { name flag.string; usage flag.string; \
value flag.Value; next *flag.Flag }
type flag.string string
type flag.Value interface { AsBool () (? *flag.BoolValue); \
AsInt () (? *flag.IntValue); AsString () (? *flag.StringValue); \
IsBool () (? flag.bool); IsInt () (? flag.bool); IsString () (? flag.bool); \
Str () (? flag.string); ValidValue (str flag.string) (? flag.bool) }
type flag.BoolValue struct { val flag.bool; p *flag.bool }
type flag.IntValue struct { val flag.int64; p *flag.int64 }
type flag.StringValue struct { val flag.string; p *flag.string }
type flag.bool bool
func (e *flag.StringValue) AsBool () (? *flag.BoolValue)
func (e *flag.StringValue) AsInt () (? *flag.IntValue)
...
the \ continuations are for this message, not real.
changed delimiter for import from (( )) to $$ $$.
replaced mksys.bash with mksys.c
changed sys.go to use leading export,
fake package name is now SYS not foop
don't always require ; on forward func decls
R=ken,r
DELTA=1827 (446 added, 1083 deleted, 298 changed)
OCL=16433
CL=16463
2008-10-03 16:15:55 -07:00
Ken Thompson
f21e731c71
added printn and panicn
...
prints that insert spaces and new line
R=r
OCL=16370
CL=16370
2008-10-02 14:38:07 -07:00
Russ Cox
4d571c9093
fix up arg list parsing to handle any names:
...
type t1 int;
type t2 int;
type t3 int;
func f1(t1, t2, t3);
func f2(t1, t2, t3 bool);
func f3(t1, t2, x t3);
func f4(*t2, x t3); // error: cannot mix
func f5(t1, *t3);
func (x *t1) f6(y *[]t2) (t1, *t3);
func f7() (int, *string);
func f8(t1, *t2, x t3); // error: cannot mix
func f9() (x int, *string);
func f10(*t2, t3);
R=ken
OCL=16202
CL=16210
2008-09-30 12:53:11 -07:00
Ken Thompson
b6f59358b5
minor bugs
...
R=r
OCL=16163
CL=16163
2008-09-29 20:33:51 -07:00
Ken Thompson
89ac5618ac
toward methods on any type
...
R=r
OCL=16068
CL=16068
2008-09-28 20:22:31 -07:00
Ken Thompson
9f3d600be6
export
...
syntax for inheritance
R=r
OCL=16028
CL=16028
2008-09-26 21:27:26 -07:00
Russ Cox
c3d841f5d4
handle negative numeric constants in import.
...
(fixes bugs/bug106)
package bug0
export const A = -1
package bug1
import "bug0"
R=ken
DELTA=21 (19 added, 0 deleted, 2 changed)
OCL=15901
CL=15968
2008-09-26 11:44:20 -07:00
Ken Thompson
5f0a5e7a13
more export
...
R=r
OCL=15771
CL=15771
2008-09-24 14:12:21 -07:00