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24630 Commits

Author SHA1 Message Date
Brad Fitzpatrick
da7e9e4fa7 A+C: automated updates
The previous automated updates only added missing entries for commits
since Go 1.4, with the assumption that we were caught up on things
prior to that. (Initially motivated by the existence of junk email
address jokes in the early git history, which I initially didn't want
to whitelist)

But it turns out we were missing lots of stuff, at least for subrepos
prior to N months ago.

This is an update with all subrepos updated, with no date
restrictions.

Change-Id: I2b5580ae4f89ae9ba7eaa336cc54ce6d606c5379
Reviewed-on: https://go-review.googlesource.com/14409
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-10 00:59:04 +00:00
Nodir Turakulov
918c82308a html/template: preserve attr in stateBeforeValue
Context: #12149. The problem there is that contents of
<script type="text/template"> are treated as JS, and thus // is treated
as regexp.

Preserve context.attr while we are in the attribute, in particular in
stateBeforeValue, so we have attr when reading attr value.

Next CL will actually fix the bug.

Change-Id: I99add2237b0885ecdcc08b4f7c25d0af99173e53
Reviewed-on: https://go-review.googlesource.com/14335
Reviewed-by: Rob Pike <r@golang.org>
2015-09-09 23:31:06 +00:00
Nodir Turakulov
6599450016 text/template: perform value validity checks
Check reflect.Value.IsValid() before calling other reflect.Value methods
that panic on zero values.

Added tests for cases with untyped nils. They panicked without these fixes.

Removed a TODO.

Fixes #12356

Change-Id: I9b5cbed26db09a0a7c36d99a93f8b9729899d51e
Reviewed-on: https://go-review.googlesource.com/14340
Reviewed-by: Rob Pike <r@golang.org>
2015-09-09 23:25:44 +00:00
Keith Randall
00c638d243 runtime: on map update, don't overwrite key if we don't need to.
Keep track of which types of keys need an update and which don't.

Strings need an update because the new key might pin a smaller backing store.
Floats need an update because it might be +0/-0.
Interfaces need an update because they may contain strings or floats.

Fixes #11088

Change-Id: I9ade53c1dfb3c1a2870d68d07201bc8128e9f217
Reviewed-on: https://go-review.googlesource.com/10843
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-09 21:06:49 +00:00
Shawn Walker-Salas
af7c9a42c1 syscall: implement getwd on Solaris
In support of the changes required for #8609, it was suggested that
syscall.getwd() be updated to work on Solaris first since the runtime
uses it and today it's unimplemented.

Fixes #12507

Change-Id: Ifb58ac9db8540936d5685c2c58bdc465dbc836cb
Reviewed-on: https://go-review.googlesource.com/14420
Reviewed-by: Aram Hăvărneanu <aram@mgk.ro>
2015-09-09 19:58:33 +00:00
Rob Pike
cf3134a017 cmd/doc: the builtin package should always show unexported symbols
Trivial fix: set unexported=true for builtin.
Godoc itself has a similar hack.

Fixes #12541

Change-Id: Ib701f867d117931eb6ec6de223941b52eb6cd4a7
Reviewed-on: https://go-review.googlesource.com/14441
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-09 19:46:08 +00:00
Marvin Stenger
c12e38aa04 time: fixed handling of "5" in Format's layout string
Fixes #12440

Change-Id: Iead77fe34d986cfd5c16bac671fe13c8d012a754
Reviewed-on: https://go-review.googlesource.com/14178
Reviewed-by: Rob Pike <r@golang.org>
2015-09-09 18:41:34 +00:00
Rob Pike
1fbff65133 doc: go1.6.txt: text/template and space trimming
Change-Id: I33c0425361c98b175d8d87e0f7e44946bfb3e3fa
Reviewed-on: https://go-review.googlesource.com/14440
Reviewed-by: Rob Pike <r@golang.org>
2015-09-09 18:02:23 +00:00
Keith Randall
1ca7a64a0d cmd/compile/internal/gc: handle weird map literals in key dedup
We compute whether two keys k1 and k2 in a map literal are duplicates by
constructing the expression OEQ(k1, k2) and calling the constant
expression evaluator on that expression, then extracting the boolean
result.

Unfortunately, the constant expression evaluator can fail for various
reasons.  I'm not really sure why it is dying in the case of 12536, but
to be safe we should use the result only if we get a constant back (if
we get a constant back, it must be boolean).  This probably isn't a
permanent fix, but it should be good enough for 1.5.2.

A permanent fix would be to ensure that the constant expression
evaluator can always work for map literal keys, and if not the compiler
should generate an error saying that the key isn't a constant (or isn't
comparable to some specific other key).

This patch has the effect of allowing the map literal to compile when
constant eval of the OEQ fails.  If the keys are really equal (which the
map impl will notice at runtime), one will overwrite the other in the
resulting map.  Not great, but better than a compiler crash.

Fixes #12536

Change-Id: Ic151a5e3f131c2e8efa0c25c9218b431c55c1b30
Reviewed-on: https://go-review.googlesource.com/14400
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-09 17:50:52 +00:00
Marvin Stenger
05c35ac5d1 cmd/compile/internal/gc: convert fields of TempVar to bool
Convert two fields of struct TempVar in popt.go from uint8 to bool.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: I1aa14313e0241a4e9cadd63c6c681ed4e965a9a3
Reviewed-on: https://go-review.googlesource.com/14377
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-09-09 17:03:02 +00:00
Marvin Stenger
a20fbe8e18 cmd/compile/internal/gc: convert fields of Symlink to bool
Convert two fields of struct Symlink in subr.go from uint8 to bool.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: I913006f41605b17b0d82fe358ee773f6ecaa681c
Reviewed-on: https://go-review.googlesource.com/14378
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-09-09 16:07:51 +00:00
Rob Pike
d862753ccc doc: fix typo in go1.6.txt
Change-Id: I3bf1862c304ff08bfb87f84b6ccbb50204225244
Reviewed-on: https://go-review.googlesource.com/14407
Reviewed-by: Rob Pike <r@golang.org>
2015-09-09 05:29:20 +00:00
Rob Pike
e6ee26a03b text/template: provide a way to trim leading and trailing space between actions
Borrowing a suggestion from the issue listed below, we modify the lexer to
trim spaces at the beginning (end) of a block of text if the action immediately
before (after) is marked with a minus sign. To avoid parsing/lexing ambiguity,
we require an ASCII space between the minus sign and the rest of the action.
Thus:

	{{23 -}}
	<
	{{- 45}}

produces the output
	23<45

All the work is done in the lexer. The modification is invisible to the parser
or any outside package (except I guess for noticing some gaps in the input
if one tracks error positions). Thus it slips in without worry in text/template
and html/template both.

Fixes long-requested issue #9969.

Change-Id: I3774be650bfa6370cb993d0899aa669c211de7b2
Reviewed-on: https://go-review.googlesource.com/14391
Reviewed-by: Andrew Gerrand <adg@golang.org>
2015-09-09 05:28:11 +00:00
Konstantin Shaposhnikov
49fb8cc10c all: minor documentation tweaks for constants
Block comments appear after a block in the HTML documentation generated by
godoc. Words like "following" should be avoided.

Change-Id: Iedfad67f4b8b9c84f128b98b9b06fa76919af388
Reviewed-on: https://go-review.googlesource.com/14357
Reviewed-by: Rob Pike <r@golang.org>
2015-09-09 05:07:52 +00:00
Nigel Tao
0cf7331391 image/png: reject zero-width and zero-height images.
http://www.w3.org/TR/PNG/#11IHDR says that "Zero is an invalid value".

This change only affects the decoder. The encoder already checks
non-positive instead of negative.

Fixes #12545.

Change-Id: Iba40e1a2f4e0eec8b2fbcd3bbdae886311434da7
Reviewed-on: https://go-review.googlesource.com/14411
Reviewed-by: Rob Pike <r@golang.org>
2015-09-09 02:53:58 +00:00
Nigel Tao
e5d9cafbe8 compress/lzw: tidy up some flush calls.
Change-Id: Ie7368188ad4a970a82c140962cf97347d24f0331
Reviewed-on: https://go-review.googlesource.com/14410
Reviewed-by: David Symonds <dsymonds@golang.org>
2015-09-09 01:45:00 +00:00
Michael Hudson-Doyle
f7b66fffc5 cmd/dist, cmd/link: force external linking for shared libs on arm
Also run testcshared.

Fixes #12425

Change-Id: I5baea8d772d3462f945aab96260b4197dbb20c0a
Reviewed-on: https://go-review.googlesource.com/14143
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-09 01:42:22 +00:00
Austin Clements
e9089e4ab6 runtime: add high-level description of how stack barriers work
Change-Id: I6affe75b5fa9dbf513c16200bff4fd7aa5f3a985
Reviewed-on: https://go-review.googlesource.com/14051
Reviewed-by: Rick Hudson <rlh@golang.org>
2015-09-09 01:18:56 +00:00
Austin Clements
92e68c89f6 runtime: move stack barrier code to its own file
Currently the stack barrier code is mixed in with the mark and scan
code. Move all of the stack barrier related functions and variables to
a new dedicated source file. There are no code modifications.

Change-Id: I604603045465ef8573b9f88915d28ab6b5910903
Reviewed-on: https://go-review.googlesource.com/14050
Reviewed-by: Rick Hudson <rlh@golang.org>
2015-09-09 01:18:50 +00:00
Chris Broadfoot
84a8648e1d doc: document go1.5.1
Change-Id: I56452559acc432e06c15844d3f25dbeacafe77b7
Reviewed-on: https://go-review.googlesource.com/14402
Reviewed-by: Andrew Gerrand <adg@golang.org>
2015-09-09 00:49:12 +00:00
Dave Cheney
fd50db2a66 cmd/internal/obj: remove unused code
Following on from CL 14350, remove the remaining dead code from data.go.

Also leave a TODO to be addressed later (with a unit test) to reduce
the overhead of SymGrow.

Change-Id: Iebad775b1280b54b89e87a3a073ca8af19a8bfba
Reviewed-on: https://go-review.googlesource.com/14359
Run-TryBot: Dave Cheney <dave@cheney.net>
Reviewed-by: Michael Hudson-Doyle <michael.hudson@canonical.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-09-09 00:39:36 +00:00
Michael Hudson-Doyle
5cbca8d84b cmd/internal/ld: put read-only relocated data into .data.rel.ro when making a shared object
Currently Go produces shared libraries that cannot be shared between processes
because they have relocations against the text segment (not text section). This
fixes this by moving some data to sections with magic names recognized by the
static linker.

The change in genasmsym to add STYPELINK to the switch should fix things on
darwin/arm64.

Fixes #10914
Updates #9210

Change-Id: Iab4a6678dd04cec6114e683caac5cf31b1063309
Reviewed-on: https://go-review.googlesource.com/14306
Run-TryBot: Michael Hudson-Doyle <michael.hudson@canonical.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-08 23:34:16 +00:00
Shenghou Ma
14f919578d cmd/compile/internal/mips64: copy cmd/compile/internal/ppc64
Just a mechanical copy, no code changes.
This is to reduce code difference when adding the mips64 port.

Change-Id: Id06e975f414a7b09f4827167b30813b228a3bfaf
Reviewed-on: https://go-review.googlesource.com/14324
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-08 22:40:16 +00:00
Shenghou Ma
5cc86c6f55 cmd/internal/obj/mips: copy cmd/internal/obj/ppc64
Just a mechanical copy with filename renames, no code changes.
This is to reduce code difference when adding the mips64 port.

Change-Id: Id06e975f414a7b09f4827167b30813b228a3bfae
Reviewed-on: https://go-review.googlesource.com/14323
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-08 22:39:56 +00:00
Michael Hudson-Doyle
69a143e388 cmd/internal/obj: remove dead code and small cleanups
Change-Id: I88fa0cc245a2141af04acced8716e08b1133abd1
Reviewed-on: https://go-review.googlesource.com/14350
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-08 21:04:43 +00:00
Brad Fitzpatrick
74a123fcfa AUTHORS: add Oracle as corporate copyright holder
Some commits made by Aram from his personal email address are
actually copyright Oracle:

a77fcb3 net: fix comment in sendFile
b0e71f4 net: link with networking libraries when net package is in use
92e959a syscall, net: use sendfile on Solaris
db8d5b7 net: try to fix setKeepAlivePeriod on Solaris
fe5ef5c runtime, syscall: link Solaris binaries directly instead of using dlopen/dlsym
2b90c3e go/build: enable cgo by default on solaris/amd64
2d18ab7 doc/progs: disable cgo tests that use C.Stdout on Solaris
2230e9d misc/cgo: add various solaris build lines
649c7b6 net: add cgo support for Solaris
24396da os/user: small fixes for Solaris
121489c runtime/cgo: add cgo support for solaris/amd64
83b25d9 cmd/ld: make .rela and .rela.plt sections contiguous
c94f1f7 runtime: always load address of libcFunc on Solaris
e481aac cmd/6l: use .plt instead of .got on Solaris

See bug for clarification.

Fixes #12452

Change-Id: I0aeb1b46c0c7d09c5c736e383ecf40240d2cf85f
Reviewed-on: https://go-review.googlesource.com/14380
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-08 19:23:11 +00:00
Rob Pike
43156627b5 doc: mention that go install removes binaries built by go build
Fixes #12288.

For inclusion in the 1.5.1 release.

Change-Id: I9354b7eaa76000498465c4a5cbab7246de9ecb7c
Reviewed-on: https://go-review.googlesource.com/14382
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-08 18:46:07 +00:00
Rob Pike
c82c212649 doc: strconv.QuoteToGraphic in go1.6.txt
Change-Id: I2f05d0b62deb5d7d0886f6fc5af5e7b79792efba
Reviewed-on: https://go-review.googlesource.com/14381
Reviewed-by: Rob Pike <r@golang.org>
2015-09-08 17:40:02 +00:00
Rob Pike
74288f09dc strconv: add QuoteToGraphic and friends
This version of quoting allows runes in category Zs, such as the
ideographic space characters, to be passed through unquoted.

Still to do (maybe): A way to access this from Printf.

Updates #11511.

Change-Id: I3bae84b1aa0bc1b885318d3f67c5f451099a2a5a
Reviewed-on: https://go-review.googlesource.com/14184
Reviewed-by: Marcel van Lohuizen <mpvl@golang.org>
2015-09-08 17:33:17 +00:00
Marvin Stenger
9ac0fff70a cmd/compile/internal/gc: convert fields of Type to bool
Convert some fields of struct Type in go.go from uint8 to bool.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: I0a6c53f8ee686839b5234010ee2de7ae3940d499
Reviewed-on: https://go-review.googlesource.com/14370
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-09-08 17:15:08 +00:00
Marvin Stenger
e03c7896a7 cmd/compile/internal/gc: convert fields of Pkg to bool
Convert Pkg.Imported, Pkg.Exported, Pkg.Direct from uint8/int8/int8 to bool.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: I67a71f1186ff9737c03eca413f7d35d8a79ebc9b
Reviewed-on: https://go-review.googlesource.com/14371
Run-TryBot: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-08 15:53:06 +00:00
Håvard Haugen
259466452d cmd/compile/internal/gc: unexport and make Hasdefer a bool
Passes go build -a -toolexec 'toolstash -cmp' std cmd.

Change-Id: I804ee4252fa9be78cb277faf7f467e6c9cfdd4a6
Reviewed-on: https://go-review.googlesource.com/14319
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-08 05:45:29 +00:00
Marvin Stenger
704e05c6ec cmd/compile/internal/gc: remove unused field Type.Siggen
Remove unused field Type.Siggen in go.go.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: Ia61fe65a226c913fbf4a11a71d7453c56aa46c0e
Reviewed-on: https://go-review.googlesource.com/14372
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dave Cheney <dave@cheney.net>
2015-09-08 05:28:37 +00:00
Håvard Haugen
391cc54da8 cmd/compile: make importlist a []*Node instead of *NodeList
Passes go build -a -toolexec 'toolstash -cmp' std.

Change-Id: Ica62765d3c1ef052afed34da1b3ac3f80646cc55
Reviewed-on: https://go-review.googlesource.com/14318
Reviewed-by: Dave Cheney <dave@cheney.net>
Run-TryBot: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-08 03:41:24 +00:00
Dave Cheney
8937780c8a cmd/compile/internal/gc: convert Type.Broke into a bool
Convert Type.Broke from a uint8 to a boolean

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: I44e7548c71b00467e36576bdf62933c42555a21a
Reviewed-on: https://go-review.googlesource.com/14307
Run-TryBot: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Håvard Haugen <havard.haugen@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-08 03:17:10 +00:00
Dave Cheney
8712e1867b cmd/compile/internal/gc: convert Label.Used to bool
Convert Label.Used to a boolean. Also move the field to the
bottom of the struct to avoid padding.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: If09ee92f9d54dce807e7b862cf771005daed810d
Reviewed-on: https://go-review.googlesource.com/14308
Run-TryBot: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-07 21:35:06 +00:00
Michael Hudson-Doyle
0388d4303f runtime: remove unused FUNCDATA_DeadValueMaps
Change-Id: Iccb0221bd9aef062d20798b952eaa09d9e60b902
Reviewed-on: https://go-review.googlesource.com/14345
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-09-07 21:02:11 +00:00
Marvin Stenger
932c1e3dd3 cmd/compile/internal: some janitoring
Nicer swaps, loops (removed tmp variables). Use of bool instead of int.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: I541904c74b57297848decc51a8a4913a8eca4af3
Reviewed-on: https://go-review.googlesource.com/14316
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-07 17:42:48 +00:00
Michael Hudson-Doyle
31322996fd runtime: add stub sigreturn on arm
When building a shared library, all functions that are declared must actually
be defined.

Change-Id: I1488690cecfb66e62d9fdb3b8d257a4dc31d202a
Reviewed-on: https://go-review.googlesource.com/14187
Reviewed-by: Dave Cheney <dave@cheney.net>
2015-09-07 07:49:09 +00:00
Dave Cheney
60f0345667 cmd/dist: fix mkzversion to produce gofmt'd output
Fix mkzversion to produce correctly formatted runtime/zversion.go.

Change-Id: Ie6bcd361a2f2e390b7f6c4980fcae2c41bb7e52f
Reviewed-on: https://go-review.googlesource.com/14355
Reviewed-by: Andrew Gerrand <adg@golang.org>
2015-09-07 06:12:21 +00:00
Dave Cheney
dab0dac01a cmd/compile: convert typecheck_stack to []*Node
This one of a set of changes to make the transition away from NodeList
easier by removing cases in which NodeList doesn't act semi-trivially like a
[]*Node.

This CL was originally prepared by Josh Bleecher Snyder <josharian@gmail.com>.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: I4d041b343952f4a31f3150fd70669e08fcaa74f8
Reviewed-on: https://go-review.googlesource.com/14305
Run-TryBot: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-06 23:50:51 +00:00
Didier Spezia
63e2bed0ab cmd/asm: fix another infinite loop in register list parser
The code parsing register lists involves an inner loop on
each range defined by the lo,hi bounds. The condition on
this loop (for lo<=hi) is fragile, because the bounds
are unsigned 16 bits numbers.

In some corner cases, the calculated upper bound is 2^16-1
leading to an infinite loop.

Parsing operand `[):[o-FP` results in:
- an infinite loop for non ARM architectures
- the generation of almost 2^16 errors for the ARM architecture
  (which are then ignored)

This CL improves the code in 3 ways:
- bail out early when parsing non R prefixed registers
- make sure the register index is never negative
- make sure the number of iterations is limited by the
  maximum size of the range (as a defensive measure).

Fixes #12469

Change-Id: Ib1e7e36fb8ad5a3a52c50fc6219d3cfe2b39cc34
Reviewed-on: https://go-review.googlesource.com/14314
Reviewed-by: Rob Pike <r@golang.org>
2015-09-05 18:57:11 +00:00
Dave Cheney
22452ac592 cmd/compile: use []*Node instead of NodeList in bottomUpVisitor
This one of a set of changes to make the transition away from NodeList
easier by removing cases in which NodeList doesn't act semi-trivially like a
[]*Node.

This CL was originally prepared by Josh Bleecher Snyder <josharian@gmail.com>.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: I582ff8b077eb384b84721a1edb0c1efbc0c40059
Reviewed-on: https://go-review.googlesource.com/14304
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Dave Cheney <dave@cheney.net>
Run-TryBot: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-09-05 04:34:55 +00:00
Paul Marks
5a3ff6c895 net: Make Listen(":port") use IPv6 when IPv4 is not supported.
When running an experimental kernel with IPv4 disabled, Listen(":port")
currently tries to create an AF_INET socket, and fails.  Instead, it
should see !supportsIPv4, and use an AF_INET6 socket.

This sort of environment is quite esoteric at the moment, but I can
force the tests to fail on regular Linux using the following tweaks:

- net/net.go: supportsIPv4, supportsIPv6, supportsIPv4map = false, true, false
- net/sockopt_linux.go: ipv6only=true
- net/ipsock_posix.go: Revert this fix
- ./make.bash && ../bin/go test net

Also, make the arrows in server_test.go point to the left, because
server<-client is easier to read.

Fixes #12510

Change-Id: I0cc3b6b08d5e6908d2fbf8594f652ba19815aa4b
Reviewed-on: https://go-review.googlesource.com/14334
Run-TryBot: Paul Marks <pmarks@google.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-09-05 02:31:22 +00:00
Dave Cheney
703bd83623 cmd/compile: use []*Node instead of NodeList in sinit
This is a first of a set of changes to make the transition away from NodeList
easier by removing cases in which NodeList doesn't act semi-trivially like a
[]*Node.

This CL was originally prepared by Josh Bleecher Snyder <josharian@gmail.com>.

This change passes go build -toolexec 'toolstash -cmp' -a std.

Change-Id: Iad10b75e42b5b24e1694407841282fa3bab2dc9f
Reviewed-on: https://go-review.googlesource.com/14232
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-09-05 02:25:01 +00:00
Russ Cox
928fe05a4f reflect: record unsafe.Pointer, not uintptr, during DeepEqual
This is more correct with respect to garbage collection.
I don't know of any specific failures it could cause today.

Change-Id: I7eed6a06d2f281051199e79e4a9913aa8360ded7
Reviewed-on: https://go-review.googlesource.com/14137
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-05 01:44:30 +00:00
Robert Griesemer
ace303297f cmd/compile/internal/gc: fix go.y (rename of Fatal -> Fatalf)
Also go generate to update generated files.

Change-Id: I049708db93455f0030ba5afc6f218fde6220958d
Reviewed-on: https://go-review.googlesource.com/14331
Reviewed-by: Damien Neil <dneil@google.com>
2015-09-05 00:01:33 +00:00
Shawn Walker-Salas
4f74de1e4d cmd/go: fix Go buildid reading on Solaris
TestNoteReading fails on Solaris with linkmode=external due to some
assumptions made about how ELF .note sections are written by some
linkers.

On current versions of Solaris and older derivatives, SHF_ALLOC is
intentionally ignored for .note sections unless the .note section is
assigned to the text segment via a mapfile.  Also, if .note sections
are assigned to the text segment, no PT_NOTE program header will be
created thwarting Go's attempts at attempting to quickly find the
.note.

Furthermore, Go assumes that the relevant note segment will be placed
early in the file while the Solaris linker currently places the note
segment last in the file, additionally thwarting Go's optimisation
attempts that read only the first 16KB of the file to find the
buildid.

The fix is to detect when the note section is outside of the first
16KB of the file and then fallback to additionally reading that
section of the file.  This way, in future versions of Solaris when
this linking behaviour is changed, the fast path will always succeed
and we'll only be slower if it fails; likewise, any other linker that
does this will also just work.

Fixes #12178

Change-Id: I61c1dc3f744ae3ad63938386d2ace8a432c0efe1
Reviewed-on: https://go-review.googlesource.com/14210
Run-TryBot: Aram Hăvărneanu <aram@mgk.ro>
Reviewed-by: Aram Hăvărneanu <aram@mgk.ro>
2015-09-04 20:01:09 +00:00
Dave Cheney
e49b2460a4 Revert "cmd/internal/ld: put read-only relocated data into .data.rel.ro when making a shared object"
This reverts commit 2c2cbb69c8.

Broke darwin/arm64

Change-Id: Ibd2dea475d6ce6a8b4b40e2da19a83fc0514025d
Reviewed-on: https://go-review.googlesource.com/14301
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-09-04 19:47:36 +00:00
Dan Peterson
ced0646fe5 net: make DNSError.Temporary return true on SERVFAIL
Fixes #8434

Change-Id: I323222b4160f3aba35cac1de7f6df93c524b72ec
Reviewed-on: https://go-review.googlesource.com/14169
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-09-04 17:53:54 +00:00