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Commit Graph

17298 Commits

Author SHA1 Message Date
Dmitriy Vyukov
187b9c695f runtime: fix goroutine stack accounting
Fixes #6166.
Fixes #6168.

R=golang-dev, bradfitz, remyoudompheng
CC=golang-dev
https://golang.org/cl/12927045
2013-08-16 21:04:05 +04:00
Dominik Honnef
29794b77dd misc/emacs: godef: print the entire description, not just the first line
When identifying structs or interfaces we really want to know
their makeup, not just their name.

R=adonovan
CC=golang-dev
https://golang.org/cl/13042043
2013-08-16 13:03:40 -04:00
Dmitriy Vyukov
fbf5fd5f1e runtime/race: update runtime to rev 188542
Fixes #6107.
race: output goroutine 1 as main goroutine

Fixes #6130.
race: option to abort program on first detected error

R=golang-dev, mikioh.mikioh
CC=golang-dev
https://golang.org/cl/12968044
2013-08-16 17:51:09 +04:00
Dmitriy Vyukov
727dd08cdf net: fix bug in fdMutex
Fixes #6165.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/12984044
2013-08-16 16:02:55 +04:00
Robert Dinu
b6a8fa100c A+C: change Robert Dinu's email address
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/12759043
2013-08-16 17:19:22 +10:00
Rob Pike
8814b4a4c6 doc/go1.2.txt: testing: add TB interface
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/12890044
2013-08-16 15:38:18 +10:00
Carl Shapiro
d3b04f46b5 cmd/5g, cmd/6g, cmd/8g: update frame zeroing for new bitmap format
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/12740046
2013-08-16 01:15:04 -04:00
Rob Pike
4c855f3830 time: fix time zones yet again.
This time we're going for 5!
http://goo.gl/3ETYH7

Fixes #3790
Yeah, right.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13002044
2013-08-16 14:57:49 +10:00
David Symonds
ea6cfc57b3 undo CL 12822043 / 96fefaa02ae3
Fixes #6160.

««« original CL description
go/doc: permit a package synopsis to end with ":\n".

R=gri, r
CC=golang-dev
https://golang.org/cl/12822043
»»»

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13040043
2013-08-16 14:36:06 +10:00
Dominik Honnef
0b25ba9ced misc/emacs: allow godef to work in coverage buffers
Jumps to the same file will use the original buffer, not the
coverage buffer. Making it work for the coverage buffer isn't
worth the trouble, especially because it would break as soon as
you jump to a different file and back.

Use error instead of message so it actually terminates

R=adonovan
CC=golang-dev
https://golang.org/cl/13041043
2013-08-16 00:22:38 -04:00
Dominik Honnef
c320cf85d9 misc/emacs: do not use any free variables
R=adonovan
CC=golang-dev
https://golang.org/cl/12744046
2013-08-16 00:06:19 -04:00
Dominik Honnef
5f199f2d5a misc/emacs: when defining prog-mode, define it like GNU Emacs 24 would
Fixes #6156.

R=adonovan
CC=golang-dev
https://golang.org/cl/13035043
2013-08-15 20:40:38 -07:00
Andrew Gerrand
b1d64f20f2 misc/dist: don't copy godoc templates to lib/godoc
They're baked into the godoc binary now.

R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/12751047
2013-08-16 13:14:13 +10:00
Rob Pike
f0fef32383 cmd/go: fix at least some instances of double compilation
When the packages the tested package depends on don't build,
we weren't getting out early. Added a simple check for a successful
build to an existing early out.

There may be other ways that double compilation arises, but
this fixes the one listed in the issue.
Fixes #5679

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/13036043
2013-08-16 12:49:51 +10:00
Rob Pike
703b897f78 cmd/gc: remove mentions of "ideal" from error messages.
_ = complex("foo", 0)
        _ = complex(true, 0)
now trigger:
        x.go:4: invalid operation: complex("foo", 0) (mismatched types untyped string and untyped number)
        x.go:5: invalid operation: complex(true, 0) (mismatched types untyped bool and untyped number)

Fixes #4521

R=golang-dev, remyoudompheng, rsc
CC=golang-dev
https://golang.org/cl/12973043
2013-08-16 12:40:02 +10:00
Dominik Honnef
3495aa298d misc/emacs: Refactor coverage code into multiple functions
Also fixes color gradient being calculated against the wrong maximum.

R=adonovan
CC=golang-dev
https://golang.org/cl/12968043
2013-08-15 22:37:16 -04:00
Russ Cox
757e0de89f runtime: impose stack size limit
The goal is to stop only those programs that would keep
going and run the machine out of memory, but before they do that.
1 GB on 64-bit, 250 MB on 32-bit.
That seems implausibly large, and it can be adjusted.

Fixes #2556.
Fixes #4494.
Fixes #5173.

R=khr, r, dvyukov
CC=golang-dev
https://golang.org/cl/12541052
2013-08-15 22:34:06 -04:00
Dimitri Tcaciuc
205329aaf2 image: Inline example image data to make it runnable on playground.
Use more compressed image to reduce source clutter.

Fixes #5983.

R=nigeltao, adg
CC=golang-dev
https://golang.org/cl/12513044
2013-08-16 11:43:43 +10:00
Nigel Tao
c06303bb79 A+C: Dimitri Tcaciuc (individual CLA)
Generated by addca.

R=gobot
CC=golang-dev
https://golang.org/cl/13024045
2013-08-16 11:40:56 +10:00
Nigel Tao
bc21265074 database/sql: make Rows.Next returning false always implicitly call
Rows.Close.

Previously, callers that followed the example code (but not call
rows.Close after "for rows.Next() { ... }") could leak statements if
the driver returned an error other than io.EOF.

R=bradfitz, alex.brainman
CC=golang-dev, rsc
https://golang.org/cl/12677050
2013-08-16 11:23:35 +10:00
Russ Cox
b75a08d03c cmd/gc: ensure addable in checknil (fix race build)
TBR=dvyukov
CC=golang-dev
https://golang.org/cl/12791044
2013-08-15 21:05:05 -04:00
Brad Fitzpatrick
67a69bce6b net/http: don't send an automatic Content-Length on a 304 Not Modified
Also start of some test helper unification, long overdue.
I refrained from cleaning up the rest in this CL.

Fixes #6157

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13030043
2013-08-15 17:40:05 -07:00
Rob Pike
9c248e3406 doc/go1.2.txt: delete 'go doc'
It's nearly useless and for plain 'go doc', 'godoc .' works fine.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13004044
2013-08-16 10:35:22 +10:00
Rob Pike
de2cf5113b doc/go1.2.txt: three-index slices are going into 1.2
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/12931044
2013-08-16 10:30:31 +10:00
Rob Pike
71eae5a46a cmd/go: delete 'go doc'
It's next to useless and confusing as well. Let's make godoc better instead.

Fixes #4849.

R=golang-dev, dsymonds, adg, rogpeppe, rsc
CC=golang-dev
https://golang.org/cl/12974043
2013-08-16 10:30:05 +10:00
Brad Fitzpatrick
95e0a8c277 net/http: unify the confusingly-named serve_test and server_test
One was tiny. One was gigantic. Now one is gone and one is giganticer.

No code changes.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13025043
2013-08-15 16:47:31 -07:00
Russ Cox
999a36f9af cmd/gc: &x panics if x does
See golang.org/s/go12nil.

This CL is about getting all the right checks inserted.
A followup CL will add an optimization pass to
remove redundant checks.

R=ken2
CC=golang-dev
https://golang.org/cl/12970043
2013-08-15 14:38:32 -04:00
Russ Cox
5ce78b7cd2 spec: &x panics if x does
See golang.org/s/go12nil for the extended version.

R=golang-dev, r, adonovan
CC=golang-dev
https://golang.org/cl/12964043
2013-08-15 14:33:26 -04:00
Russ Cox
08fdf00906 tests: remove two misuses of nil pointers
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12858044
2013-08-15 11:51:04 -04:00
Mikio Hara
ff86d222be runtime: fix wrong syscall numbers on freebsd/386, openbsd/386
R=golang-dev, jsing
CC=golang-dev
https://golang.org/cl/12876044
2013-08-15 23:22:55 +09:00
Mikio Hara
cb3b292201 net: enable runtime-integrated network pollster on freebsd, openbsd
Fixes #5199.

Benchmark results on freebsd/amd64 (virtual machine):

benchmark                             old ns/op    new ns/op    delta
BenchmarkTCP4OneShot-2                   184566       187164   +1.41%
BenchmarkTCP4OneShotTimeout-2            215558       187722  -12.91%
BenchmarkTCP4Persistent-2                 59686        41294  -30.81%
BenchmarkTCP4PersistentTimeout-2          60692        39974  -34.14%
BenchmarkTCP6OneShot-2                   226595       223688   -1.28%
BenchmarkTCP6OneShotTimeout-2            253144       225161  -11.05%
BenchmarkTCP6Persistent-2                 69157        55605  -19.60%
BenchmarkTCP6PersistentTimeout-2          70426        53805  -23.60%
BenchmarkTCP4ConcurrentReadWrite-2        53878        56087   +4.10%
BenchmarkTCP6ConcurrentReadWrite-2        66538        68190   +2.48%

benchmark                            old allocs   new allocs    delta
BenchmarkTCP4OneShot-2                       39           36   -7.69%
BenchmarkTCP4OneShotTimeout-2                42           36  -14.29%
BenchmarkTCP4Persistent-2                     1            0  -100.00%
BenchmarkTCP4PersistentTimeout-2              1            0  -100.00%
BenchmarkTCP6OneShot-2                       41           36  -12.20%
BenchmarkTCP6OneShotTimeout-2                43           36  -16.28%
BenchmarkTCP6Persistent-2                     1            0  -100.00%
BenchmarkTCP6PersistentTimeout-2              1            0  -100.00%
BenchmarkTCP4ConcurrentReadWrite-2            0            0     n/a%
BenchmarkTCP6ConcurrentReadWrite-2            0            0     n/a%

benchmark                             old bytes    new bytes    delta
BenchmarkTCP4OneShot-2                     3084         2544  -17.51%
BenchmarkTCP4OneShotTimeout-2              3129         2519  -19.50%
BenchmarkTCP4Persistent-2                    30            0  -100.00%
BenchmarkTCP4PersistentTimeout-2             31            0  -100.00%
BenchmarkTCP6OneShot-2                     3297         2660  -19.32%
BenchmarkTCP6OneShotTimeout-2              3306         2655  -19.69%
BenchmarkTCP6Persistent-2                    31            0  -100.00%
BenchmarkTCP6PersistentTimeout-2             29            0  -100.00%
BenchmarkTCP4ConcurrentReadWrite-2            2            0  -100.00%
BenchmarkTCP6ConcurrentReadWrite-2            7            0  -100.00%

R=dvyukov, minux.ma, dave, bradfitz, alex.brainman
CC=golang-dev
https://golang.org/cl/8264043
2013-08-15 21:10:03 +09:00
Dmitriy Vyukov
f195ae94ca runtime: remove old preemption checks
runtime.gcwaiting checks are not needed anymore

R=golang-dev, khr
CC=golang-dev
https://golang.org/cl/12934043
2013-08-15 14:32:10 +04:00
Dmitriy Vyukov
67c79da857 runtime: fix plan9 build
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/12986043
2013-08-15 14:24:28 +04:00
Rémy Oudompheng
826a739658 doc: update go1.2.txt
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12960043
2013-08-15 10:31:18 +02:00
Mikio Hara
5d5defc77f net: rearrange the call order of runtime-integrated network pollster and syscall functions
This CL rearranges the call order for raw networking primitives like
the following;

- For dialers that open active connections, pollDesc.Init will be
  called before syscall.Connect.

- For stream listeners that open passive stream connections,
  pollDesc.Init will be called just after syscall.Listen.

- For datagram listeners that open datagram connections,
  pollDesc.Init will be called just after syscall.Bind.

This is in preparation for runtime-integrated network pollster for BSD
variants.

Update #5199

R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/12730043
2013-08-15 16:40:33 +09:00
Rob Pike
a454d2fd2e time: expand acceptance of time zones when parsing
I tried to make it absolutely correct but there are too many
conflicting definitions for the official list of time zones.
Since when we're parsing we know when to expect
a time zone and we know what they look like if not exactly
what the definitive set is, we compromise. We accept any
three-character sequence of upper case letters, possibly
followed by a capital T (all four-letter zones end in T).

There is one crazy special case (ChST) and the possibility
of a signed hour offset for GMT.

Fixes #3790
I hope forever, but I doubt that very much.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/12969043
2013-08-15 16:42:54 +10:00
Brad Fitzpatrick
ec837ad73c archive/zip: speed up Zip64 test
Took 76 seconds or so before. By avoiding flate and crc32 on
4GB of data, it's now only 12 seconds.  Still a slow test, but
not painful to run anymore when you forget -short.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/12950043
2013-08-14 23:21:57 -07:00
Brad Fitzpatrick
35d8bb39bd testing: add TB, an interface common to T and B
R=golang-dev, kevlar, rsc, adg, r
CC=golang-dev
https://golang.org/cl/12962043
2013-08-14 23:21:32 -07:00
Rob Pike
a41a5bb207 os/exec: document that LookPath's result may be a relative path
Fixes #3622

R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/12971043
2013-08-15 14:29:04 +10:00
Rob Pike
15e6ce2351 go_spec.html: clarify that tags are part of struct type identity
One sentence says they're ignored, another says they take part.
Fix the first.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/12741046
2013-08-15 13:15:55 +10:00
Alex Brainman
c7a64cce65 runtime/race: add end-to-end test on windows
whatever "end-to-end" means here

R=golang-dev, dvyukov
CC=golang-dev
https://golang.org/cl/12898044
2013-08-15 12:13:00 +10:00
Rob Pike
f718036217 cmd/go: fix bad error message in coverage for package without non-test files
Was checking for nil map; must check for empty map instead.

Fixes #6065

Before:

go test -cover
# testmain
/var/folders/00/013l0000h01000cxqpysvccm0004fc/T/go-build233480051/_/Users/r/issue/_test/_testmain.go:11: imported and not used: "_/Users/r/issue"
FAIL	_/Users/r/issue [build failed]

Now:

go test -cover
testing: warning: no tests to run
PASS
coverage: 0.0% of statements
ok  	_/Users/r/issue	0.021s

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12916043
2013-08-15 10:36:46 +10:00
Rob Pike
727b2b6f7d time: handle GMT possibly with offset
Update #3790
Handle time zones like GMT-8.
The more general time zone-matching problem is not yet resolved.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/12922043
2013-08-15 10:10:49 +10:00
David Symonds
80ca8c5d04 cmd/go: fix detached heads that are remnants of bad git clones.
Fixes #6042.

R=adg
CC=golang-dev
https://golang.org/cl/12923043
2013-08-15 09:44:23 +10:00
Dominik Honnef
3fe9b11cbb misc/emacs: Allow go-coverage to work in existing coverage buffers by reusing previous arguments
R=golang-dev, adonovan, bradfitz
CC=golang-dev
https://golang.org/cl/12721043
2013-08-14 16:03:44 -07:00
Russ Cox
904e113615 encoding/xml: support generic encoding interfaces
Remove custom support for time.Time.
No new tests: the tests for the time.Time special case
now test the general case.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12751045
2013-08-14 18:52:09 -04:00
Carl Shapiro
3ec0427a07 cmd/go, runtime/cgo: explicitly target ARMv5T
The baseline architecture had been left to the GCC configured
default which can be more accomodating than the rest of the Go
toolchain.  This prevented instructions used by the 5g compiler,
like BLX, from being used in GCC compiled assembler code.

R=golang-dev, dave, rsc, elias.naur, cshapiro
CC=golang-dev
https://golang.org/cl/12954043
2013-08-14 15:21:53 -07:00
Andrew Gerrand
89ecedab26 doc: update go1.2.txt
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12957044
2013-08-15 08:13:38 +10:00
Brad Fitzpatrick
61f5c63103 doc: update go1.2.txt
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/12953043
2013-08-14 14:56:31 -07:00
Mikio Hara
88411547d4 net: simplify dial
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12884044
2013-08-15 05:53:53 +09:00