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Commit Graph

16308 Commits

Author SHA1 Message Date
David du Colombier
c8942f021e libmach: fix build on Plan 9
Include libc.h before bio.h in 8.c, because bio.h uses
the UTFmax enum, which is declared in libc.h, since
the recent switch to 21-bit runes in Plan 9.

The 5.c and 6.c files already includes libc.h.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/9040047
2013-05-01 15:48:13 -07:00
Ian Lance Taylor
83feea5af8 cmd/cgo: correct pragma name in comment
R=rsc, alexb, minux.ma, bradfitz, i.caught.air
CC=golang-dev
https://golang.org/cl/9082043
2013-05-01 14:31:42 -07:00
Ian Lance Taylor
9de38d6788 runtime/cgo: export symbols in both internal and external link mode
R=rsc, r
CC=golang-dev
https://golang.org/cl/9060045
2013-05-01 14:30:51 -07:00
Ian Lance Taylor
a555758909 cmd/ld: fix syms that are both cgo_import_static & cgo_import_dynamic
This is needed for SWIG when linking in internal mode.  In
internal mode if a symbol was cgo_import_static we used to
forget that it was also cgo_import_dynamic.

R=rsc, r
CC=golang-dev
https://golang.org/cl/9080043
2013-05-01 14:30:19 -07:00
Andrew Gerrand
3bd076991b doc: link to Go 1.1 release notes
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/9047045
2013-05-01 10:00:05 -04:00
Alex Brainman
ca6b1f3eeb net: do not call syscall.Bind twice on windows
Fixes #5355.

R=golang-dev, mikioh.mikioh, bradfitz, r
CC=golang-dev
https://golang.org/cl/8966046
2013-04-30 17:47:39 -07:00
Rob Pike
2a1ca145cf cmd/ld: when linking externally, only generate dwarf info for ELF
R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/9025047
2013-04-30 14:22:28 -07:00
Russ Cox
ed9644fc39 cmd/go: undo CL 8119049
Manual undo due to later changes in doc/go1.1.html; cmd/go/test.bash still passes.

Rationale, from CL 8119049 review log:

This makes the 'go run' command different from every other command.
For example, 'go test' does not mean 'go test *.go'.

If we were going to handle the no arguments case in 'go run', I would hope that
it would scan the current directory to find a package just like 'go build' or
'go test' would, and then it would require that package to be 'package main',
and then it would run that package. This would make it match 'go test' and 'go
build' and 'go install' and so on. It would mean that if you are working on a
command in a directory that is 'go install'able, then 'go run' will run the
binary for you. The current CL does not accomplish that when build constraints
or file name constraints are involved.

For example, if I am working on a program like:

$ ls
main.go
main_386.s
main_arm.s
main_amd64.s
$

Then 'go run' will fail here because the .s files are ignored.

If instead I am working on a program like:

$ ls
main.go
main_386.go
main_arm.go
main_amd64.go
$

then 'go run' will fail because too many files are included.

I would like to see this command implemented so that it is compatible with the
other go subcommands. Since it is too late to do that for Go 1.1, I would like
to see this CL reverted, to preserve the option to do it better later.

R=golang-dev, iant, r
CC=golang-dev
https://golang.org/cl/8797049
2013-04-30 17:04:58 -04:00
Ian Lance Taylor
825b1e1591 cmd/ld: emit relocs for DWARF info when doing an external link
I would like opinions on whether this is a good idea for 1.1.
On the one hand it's a moderately important issue.  On the
other hand this introduces at least the possibility of
external linker errors due to the additional relocations and
it may be better to wait.

I'm fairly confident that the behaviour is unchanged when not
using an external linker.

Update #5221

This CL is tested lightly on 386 and amd64 and fixes the cases
I tested.  I have not tested it on Darwin or Windows.

R=golang-dev, dave, daniel.morsing, rsc
CC=golang-dev
https://golang.org/cl/8858047
2013-04-30 14:01:05 -07:00
Rob Pike
b461c94cfa os/exec: disable TestExtraFilesFDShuffle
It's too hard to make portable just now.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/9057043
2013-04-30 13:17:37 -07:00
Cosmos Nicolaou
b493f0a868 syscall: fix a bug in the shuffling of file descriptors in StartProcess on Linux.
R=iant, iant, r, bradfitz
CC=golang-dev
https://golang.org/cl/8334044
2013-04-30 11:52:23 -07:00
Rob Pike
479b1241b5 syscall: fix exec_bsd.go to accompany exec_linux.go changes
exec_plan9.go too.
Those are in CL 8334044

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/9055043
2013-04-30 11:52:15 -07:00
Rob Pike
5c0d782ab8 cmd/ld: another attempt at the relocation overflow fix
R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/9036046
2013-04-30 09:49:36 -07:00
Rob Pike
700a126c64 cmd/ld: fix check for address wrap in relocation
PC-relative needs a signed offset; others need unsigned.
Also fix signedness of 32-bit relocation on Windows.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/9039045
2013-04-30 09:10:10 -07:00
Andrew Gerrand
e2b2e0d8d1 doc/go1.1: remove discussion of "go run" change
Update #5164

R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/9049043
2013-04-30 09:47:23 -04:00
Rob Pike
396d3af8d0 cmd/ld: disable relocation range check so build can go green while we debug the issue.
R=golang-dev, dsymonds, dave
CC=golang-dev
https://golang.org/cl/9038043
2013-04-30 00:19:21 -07:00
Rob Pike
4dcb13bb44 cmd/gc: fix some overflows in the compiler
Some 64-bit fields were run through 32-bit words, some counts were
not checked for overflow, and relocations must fit in 32 bits.
Tests to follow.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/9033043
2013-04-29 22:44:40 -07:00
Rob Pike
e4c4edf681 cmd/ld: fix some 64-bit issues
A few places in the linker pushed 64-bit values through 32-bit holes,
including in relocation.
Clean them up, and check for a few other overflows as well.
Tests to follow.

R=dsymonds
CC=gobot, golang-dev
https://golang.org/cl/9032043
2013-04-29 22:44:20 -07:00
Shenghou Ma
5c20a4f260 encoding/json: document that marshaling invalid utf-8 sequence will return error
Also added docs for InvalidUTF8Error.
Fixes #5360.

R=golang-dev, adg, r
CC=golang-dev
https://golang.org/cl/8926046
2013-04-30 11:21:48 +08:00
Rob Pike
b42c8294eb fmt: fix crash for Printf("%.", 3)
Fixes #5311

R=golang-dev, bradfitz, iant
CC=golang-dev
https://golang.org/cl/8961050
2013-04-29 13:52:07 -07:00
Shenghou Ma
5b78cee376 runtime: fix stack pointer corruption in runtime.cgocallback_gofunc()
runtime.setmg() calls another function (cgo_save_gm), so it must save
LR onto stack.
Re-enabled TestCthread test in misc/cgo/test.

Fixes #4863.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/9019043
2013-04-30 04:13:32 +08:00
Ian Lance Taylor
806dea82d4 fmt: document that if String or Error panics, that value is printed
Fixes #5350.

R=r, minux.ma
CC=golang-dev
https://golang.org/cl/8950043
2013-04-29 12:01:32 -07:00
Andrew Gerrand
13721cf688 net/http/httptest: fix incorrectly-named ResponseRecorder example
R=golang-dev, minux.ma, r
CC=golang-dev
https://golang.org/cl/8545047
2013-04-29 17:34:47 +02:00
Brad Fitzpatrick
e9546a01dc math/rand: fix typo and add better crash message
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/9000043
2013-04-27 18:50:38 -07:00
Dave Cheney
d09f34cc55 runtime: tune appendCrossover for arm
Turns out the optimal value is 8 on cortex-A9 systems (pandaboard)

benchmark                     old ns/op    new ns/op    delta
BenchmarkAppend                     907          908   +0.11%
BenchmarkAppend1Byte                101          101   +0.00%
BenchmarkAppend4Bytes               116          116   +0.00%
BenchmarkAppend8Bytes               139          138   -0.72%
BenchmarkAppend16Bytes              185          158  -14.59%
BenchmarkAppend32Bytes              131          131   +0.00%
BenchmarkAppendStr1Byte              72           72   +0.00%
BenchmarkAppendStr4Bytes             93           93   -0.21%
BenchmarkAppendStr8Bytes            116          116   +0.00%
BenchmarkAppendStr16Bytes           161          125  -22.36%
BenchmarkAppendStr32Bytes           102          102   +0.00%
BenchmarkAppendSpecialCase          613          613   +0.00%

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/8863045
2013-04-28 00:18:11 +10:00
Brad Fitzpatrick
3cef6979ee database/sql/driver: try to unstutter Value docs
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/8981043
2013-04-26 11:42:58 -07:00
Dmitriy Vyukov
489addd250 time: stop 1ns timer in test
R=golang-dev, adg, r
CC=golang-dev
https://golang.org/cl/8819046
2013-04-26 11:08:50 +04:00
Brad Fitzpatrick
277047f52a database/sql: fix driver Conn refcounting with prepared statements
The refcounting of driver Conns was completedly busted and
would leak (be held open forever) with any reasonable
load. This was a significant regression from Go 1.0.

The core of this patch is removing one line:

     s.db.addDep(dc, s)

A database conn (dc) is a resource that be re-created any time
(but cached for speed) should not be held open forever with a
dependency refcount just because the Stmt (s) is alive (which
typically last for long periods of time, like forever).

The meat of the patch is new tests. In fixing the real issue,
a lot of tests then failed due to the fakedb_test.go's paranoia
about closing a fakeConn while it has open fakeStmts on it. I
could've ignored that, but that's been a problem in the past for
other bugs.

Instead, I now track per-Conn open statements and close them
when the the conn closes.  The proper way to do this would've
been making *driverStmt a finalCloser and using the dep mechanism,
but it was much more invasive. Added a TODO instead.

I'd like to give a way for drivers to opt-out of caring about
driver.Stmt closes before a driver.Conn close, but that's a TODO
for the future, and that TODO is added in this CL.

I know this is very late for Go 1.1, but database/sql is
currently nearly useless without this.

I'd like to believe all these database/sql bugs in the past
release cycle are the result of increased usage, number of
drivers, and good feedback from increasingly-capable Go
developers, and not the result of me sucking.  It's also hard
with all the real drivers being out-of-tree, so I'm having to
add more and more hooks to fakedb_test.go to simulate things
which real drivers end up doing.

Fixes #5323

R=golang-dev, snaury, gwenn.kahz, google, r
CC=golang-dev
https://golang.org/cl/8836045
2013-04-25 14:45:56 -07:00
Jan Ziak
13cbf41a7f cmd/gc: initialize t->width in dgcsym() if required
Update #5291.

R=golang-dev, daniel.morsing, iant, r
CC=golang-dev
https://golang.org/cl/8663052
2013-04-25 18:47:12 +02:00
Jan Ziak
db1c218d4f undo CL 8954044 / ad3c2ffb16d7
It works on i386, but fails on amd64 and arm.

««« original CL description
runtime: prevent the GC from seeing the content of a frame in runfinq()

Fixes #5348.

R=golang-dev, dvyukov
CC=golang-dev
https://golang.org/cl/8954044
»»»

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/8695051
2013-04-25 18:12:09 +02:00
Jan Ziak
e9bbe3a8da runtime: prevent the GC from seeing the content of a frame in runfinq()
Fixes #5348.

R=golang-dev, dvyukov
CC=golang-dev
https://golang.org/cl/8954044
2013-04-25 13:39:09 +02:00
Mikio Hara
2bd17bca07 net: deflake raw IP protocol entry test on Windows
Update #5344

R=golang-dev, dave, r, alex.brainman
CC=golang-dev
https://golang.org/cl/8934043
2013-04-25 13:23:24 +09:00
Rob Pike
2c5e477f48 cmd/vet: clean up the test
- clean up the notypes version of the test so it's quiet
- change the package in the buildtag test to avoid confusing godoc

R=golang-dev, minux.ma, bradfitz
CC=golang-dev
https://golang.org/cl/8671049
2013-04-24 10:40:29 -07:00
Ian Lance Taylor
578dc3a96c cmd/5g, cmd/6g, cmd/8g: more nil ptr to large struct checks
R=r, ken, khr, daniel.morsing
CC=dsymonds, golang-dev, rickyz
https://golang.org/cl/8925043
2013-04-24 08:13:01 -07:00
Mikio Hara
73417e4098 net: add missing File method document
R=golang-dev, bradfitz, r
CC=golang-dev
https://golang.org/cl/8698049
2013-04-24 08:32:11 +09:00
Anthony Martin
d33f09bcc0 cmd/dist: fix line numbers in goc2c generated files
We have to reset the global lineno variable before
processing each file otherwise line numbers will be
offset by the number of lines in the previous file.

The following examples are from the beginning of the
ztime_linux_amd64.c file which is generated from
time.goc in the runtime package.

Before:
    #line 2483 "/home/apm/src/go/src/pkg/runtime/time.goc"
    static Timers timers;
    static void addtimer ( Timer* ) ;
    void
    time·Sleep(int64 ns)
    {
    #line 2492 "/home/apm/src/go/src/pkg/runtime/time.goc"

After:
    #line 16 "/home/apm/src/go/src/pkg/runtime/time.goc"
    static Timers timers;
    static void addtimer ( Timer* ) ;
    void
    time·Sleep(int64 ns)
    {
    #line 25 "/home/apm/src/go/src/pkg/runtime/time.goc"

R=golang-dev, minux.ma, iant, r, adg
CC=golang-dev
https://golang.org/cl/8653045
2013-04-23 16:02:50 -07:00
Shenghou Ma
7bec1a6033 all: fix typos
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/8896045
2013-04-24 04:46:14 +08:00
Oling Cat
e680710d0e doc/code.html: remove doubled word; modify the tab to space.
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/8919043
2013-04-23 13:13:51 -07:00
Jeremy Jackins
2dd0c03427 doc: fix typo in race_detector.html
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/8625044
2013-04-23 13:11:58 -07:00
Shenghou Ma
ed19ab47c3 doc/effective_go.html: fix syntax error in code example
Fixes #5333.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/8698046
2013-04-24 03:51:31 +08:00
Mikio Hara
3828316b9f net: fix protocol number for IPv6 test
The protocol number of ICMP for IPv6 is 58, not 1.

R=golang-dev, iant, r
CC=golang-dev
https://golang.org/cl/8663048
2013-04-23 20:30:42 +09:00
Christian Himpel
237cee7834 time: fix typo in comment
R=r
CC=golang-dev
https://golang.org/cl/8889045
2013-04-22 22:09:11 -07:00
Rob Pike
05e8db985a lib/time: update to IANA 2013c
This should do it for the release.
There was a new data set pushed out a couple of days ago.

Fixes #4553.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/8621044
2013-04-22 16:28:42 -07:00
Rob Pike
14234c23a8 time: fix typo in comment
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/8915043
2013-04-22 15:41:06 -07:00
Shenghou Ma
8c72b81132 misc/cgo/testso: enable test on windows
Depends on CL 8715043 and CL 8676050.
Fixes #5273.

R=alex.brainman, r
CC=gobot, golang-dev
https://golang.org/cl/8764043
2013-04-23 04:42:04 +08:00
Rob Pike
c285789059 time: improve the explanation of the working of Format and Parse
Change the term 'standard time', which already means something,
to 'reference time', and add a couple of sentences and clarifications.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/8799047
2013-04-22 11:36:17 -07:00
Brad Fitzpatrick
61ed384a96 net/http: make CloseNotifier channel buffered to not leak goroutines
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/8911044
2013-04-22 10:32:10 -07:00
Andrew Gerrand
994c486aa9 doc: fix typo in Effective Go
Fixes #5329.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/8897044
2013-04-22 16:57:23 +02:00
Jonathan Rudenberg
b0cd458605 doc: add missing <code> to go1.1.html
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/8880043
2013-04-21 13:10:19 +02:00
Brad Fitzpatrick
c546e9d2c2 api: update next.txt; add io.ErrNoProgress
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/8887043
2013-04-20 17:20:58 -07:00