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Commit Graph

529 Commits

Author SHA1 Message Date
Ian Lance Taylor
f25a3873b7 test: fix copyright year in new test case
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5631044
2012-02-03 17:36:48 -08:00
Russ Cox
3fe3ae7476 test: fix bug headers
The letter is $A, not $O.
($O is set accidentally, but not for long.)

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5629045
2012-02-03 15:22:19 -05:00
Brad Fitzpatrick
040fe32119 test: don't use package main for files without a main function
Part of issue 2833, but works fine with current test runner.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5606056
2012-02-03 11:43:24 -08:00
Ian Lance Taylor
1493bf58f3 test: add test for receiver named _
Was miscompiled by gccgo.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/5622054
2012-02-03 07:19:25 -08:00
Russ Cox
b3750ff52d build: rename $GOROOT/bin/go-tool to $GOROOT/bin/tool.
The go- is redundant now that the directory is required
to be inside $GOROOT.  Rob LGTMed the idea.

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5618044
2012-02-02 23:32:41 -05:00
Ian Lance Taylor
cdabb3d315 test: add import test that caused an incorrect gccgo error
R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5622048
2012-02-02 11:04:09 -08:00
Ian Lance Taylor
f6f83e4938 test: add test which crashed gccgo compiler
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5605046
2012-01-31 16:19:25 -08:00
Ian Lance Taylor
2d7495d287 test: float to integer test case
gccgo currently fails this test:

fixedbugs/bug402.go:12:9: error: floating point constant truncated to integer
fixedbugs/bug402.go:13:8: error: floating point constant truncated to integer

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5600050
2012-01-30 21:39:38 -08:00
Rob Pike
ff8133d42e gopack: rename pack, move to go-tool directory
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5598045
2012-01-30 10:30:46 -08:00
Rémy Oudompheng
21f1769519 gc: use original constant expression in error messages.
Fixes #2768.

R=golang-dev, lvd, iant
CC=golang-dev, remy
https://golang.org/cl/5572081
2012-01-29 10:35:11 +01:00
Ian Lance Taylor
d5b7c5157e test: match gccgo error messages
complit1.go:37:34: error: may only omit types within composite literals of slice, array, or map type
complit1.go:38:19: error: may only omit types within composite literals of slice, array, or map type
complit1.go:18:21: error: slice of unaddressable value
complit1.go:19:10: error: slice of unaddressable value
complit1.go:20:9: error: slice of unaddressable value

convert1.go:28:13: error: invalid type conversion
convert1.go:32:12: error: invalid type conversion (cannot use type string as type Tint64)
convert1.go:36:12: error: invalid type conversion
convert1.go:37:13: error: invalid type conversion
convert1.go:40:11: error: invalid type conversion
convert1.go:41:12: error: invalid type conversion
convert1.go:44:12: error: invalid type conversion
convert1.go:46:13: error: invalid type conversion
convert1.go:48:11: error: invalid type conversion
convert1.go:50:12: error: invalid type conversion
convert1.go:52:6: error: invalid type conversion
convert1.go:53:12: error: invalid type conversion
convert1.go:54:12: error: invalid type conversion
convert1.go:56:13: error: invalid type conversion
convert1.go:57:11: error: invalid type conversion
convert1.go:58:11: error: invalid type conversion
convert1.go:64:13: error: invalid type conversion
convert1.go:68:12: error: invalid type conversion (cannot use type Tstring as type Tint64)
convert1.go:72:12: error: invalid type conversion
convert1.go:73:13: error: invalid type conversion
convert1.go:76:11: error: invalid type conversion (cannot use type Tbyte as type Trune)
convert1.go:77:12: error: invalid type conversion (cannot use type Tbyte as type Tint64)
convert1.go:80:12: error: invalid type conversion
convert1.go:82:13: error: invalid type conversion
convert1.go:84:11: error: invalid type conversion (cannot use type Trune as type Tbyte)
convert1.go:86:12: error: invalid type conversion (cannot use type Trune as type Tint64)
convert1.go:88:6: error: invalid type conversion (cannot use type Tint64 as type string)
convert1.go:89:12: error: invalid type conversion
convert1.go:90:12: error: invalid type conversion
convert1.go:92:13: error: invalid type conversion (cannot use type Tint64 as type Tstring)
convert1.go:93:11: error: invalid type conversion (cannot use type Tint64 as type Tbyte)
convert1.go:94:11: error: invalid type conversion (cannot use type Tint64 as type Trune)

fixedbugs/bug195.go:9:21: error: interface contains embedded non-interface
fixedbugs/bug195.go:12:21: error: interface contains embedded non-interface
fixedbugs/bug195.go:15:15: error: interface contains embedded non-interface
fixedbugs/bug195.go:18:2: error: invalid recursive interface
fixedbugs/bug195.go:26:2: error: invalid recursive interface
fixedbugs/bug195.go:22:2: error: invalid recursive interface

fixedbugs/bug251.go:15:2: error: invalid recursive interface
fixedbugs/bug251.go:11:2: error: invalid recursive interface

fixedbugs/bug374.go:18:34: error: use of undefined type ‘xxxx’
fixedbugs/bug374.go:16:5: error: incompatible type in initialization (incompatible type for method ‘m’ (different number of parameters))

fixedbugs/bug383.go:11:2: error: expected boolean expression
fixedbugs/bug383.go:12:2: error: expected boolean expression

fixedbugs/bug386.go:10:25: error: incompatible type for return value 1 (type has no methods)
fixedbugs/bug386.go:12:25: error: incompatible type for return value 1 (type has no methods)

fixedbugs/bug388.go:12:10: error: invalid named/anonymous mix
fixedbugs/bug388.go:17:19: error: non-name on left side of ‘:=’
fixedbugs/bug388.go:22:9: error: non-name on left side of ‘:=’
fixedbugs/bug388.go:27:10: error: expected type
fixedbugs/bug388.go:32:9: error: expected type
fixedbugs/bug388.go:23:14: error: reference to field ‘i’ in object which has no fields or methods
fixedbugs/bug388.go:18:18: error: invalid use of type

fixedbugs/bug389.go:12:5: error: incompatible type in initialization (different parameter types)

fixedbugs/bug390.go:15:24: error: expected integer, floating, or complex type

fixedbugs/bug394.go:10:1: error: expected declaration

fixedbugs/bug397.go:12:2: error: incompatible type for element 2 key in map construction

switch3.go:18:2: error: incompatible types in binary expression
switch3.go:22:2: error: incompatible types in binary expression
switch3.go:28:2: error: map can only be compared to nil
switch3.go:35:2: error: slice can only be compared to nil
switch3.go:42:2: error: func can only be compared to nil

syntax/else.go:11:9: error: expected ‘if’ or ‘{’

typeswitch2.go:15:2: error: duplicate type in switch
typeswitch2.go:19:2: error: duplicate type in switch
typeswitch2.go:26:2: error: duplicate type in switch
typeswitch2.go:40:9: error: ‘t’ declared and not used

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5573073
2012-01-26 23:06:47 -08:00
Russ Cox
ee9bfb023a gc: fix order of evaluation
Pulling function calls out to happen before the
expression being evaluated was causing illegal
reorderings even without inlining; with inlining
it got worse.  This CL adds a separate ordering pass
to move things with a fixed order out of expressions
and into the statement sequence, where they will
not be reordered by walk.

Replaces lvd's CL 5534079.

Fixes #2740.

R=lvd
CC=golang-dev
https://golang.org/cl/5569062
2012-01-25 17:53:50 -05:00
Olivier Duperray
0da89b3964 test: Add the usual Copyright notice.
Fixes #2759.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5570053
2012-01-24 14:48:15 -05:00
Luuk van Dijk
93c4e29605 gc: missed typecheck in subscripting a const string.
Fixes #2674.

R=rsc
CC=golang-dev
https://golang.org/cl/5574045
2012-01-23 16:57:12 +01:00
Luuk van Dijk
5ad9e2db28 gc: handle function calls in arguments to builtin complex operations.
Fixes #2582

R=rsc
CC=golang-dev
https://golang.org/cl/5574044
2012-01-23 16:56:57 +01:00
Russ Cox
427b5bddcd gc: fix recursion loop in interface comparison
iant's idea.

Fixes #2745.

R=iant, dsymonds
CC=golang-dev
https://golang.org/cl/5536085
2012-01-23 09:19:02 -05:00
Ian Lance Taylor
387e7c2742 test: explicitly use variables to avoid gccgo "not used" error
I haven't looked at the source, but the gc compiler appears to
omit "not used" errors when there is an error in the
initializer.  This is harder to do in gccgo, and frankly I
think the "not used" error is still useful even if the
initializer has a problem.  This CL tweaks some tests to avoid
the error, which is not the point of these tests in any case.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5561059
2012-01-22 11:50:45 -08:00
Russ Cox
290e68b983 gc: undo most of 'fix infinite recursion for embedded interfaces'
Preserve test.

changeset:   11593:f1deaf35e1d1
user:        Luuk van Dijk <lvd@golang.org>
date:        Tue Jan 17 10:00:57 2012 +0100
summary:     gc: fix infinite recursion for embedded interfaces

This is causing 'interface type loop' errors during compilation
of a complex program.  I don't understand what's happening
well enough to boil it down to a simple test case, but undoing
this change fixes the problem.

The change being undone is fixing a corner case (uses of
pointer to interface in an interface definition) that basically
only comes up in erroneous Go programs.  Let's not try to
fix this again until after Go 1.

Unfixes issue 1909.

TBR=lvd
CC=golang-dev
https://golang.org/cl/5555063
2012-01-20 17:14:09 -05:00
Jeff R. Allen
46e7cb57c9 gc: do not try to add a key with incorrect type to a hash
Fixes #2623.

R=rsc, bradfitz
CC=golang-dev
https://golang.org/cl/5533043
2012-01-20 13:34:38 -05:00
Ian Lance Taylor
5e77b009d0 test: split golden.out into expected output per test
This will permit gccgo to check test output.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5554056
2012-01-18 16:12:24 -08:00
Ian Lance Taylor
f203093852 test: change several tests to not print
This will make these tests more meaningful for gccgo, which
runs tests in parallel and has no equivalent to golden.out.

Remove ken/simpprint.go since it duplicates helloworld.go.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5536058
2012-01-18 14:31:31 -08:00
Ian Lance Taylor
6b3462820f test: gofmt a few tests
I'm planning to change these tests, but the gofmt changes are
fairly extensive, so I'm separating the gofmt changes from the
substantive changes.

R=golang-dev, rsc, r
CC=golang-dev
https://golang.org/cl/5557052
2012-01-18 13:20:55 -08:00
Luuk van Dijk
6ff01f01f4 gc: fieldnames in structliterals in exported inlines should not be qualified if they're embedded builtin types.
Trust me.
Fixes #2687.

R=rsc
CC=golang-dev
https://golang.org/cl/5545047
2012-01-18 17:51:28 +01:00
Ian Lance Taylor
6a5db20d14 test: match gccgo error messages for bug345
bug345.dir/main.go:25:18: error: argument 1 has incompatible type (need explicit conversion; missing method ‘Write’)
bug345.dir/main.go:27:8: error: argument 1 has incompatible type

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5556043
2012-01-17 18:00:34 -08:00
Ian Lance Taylor
24c76f68ed test: fix bug364 to actually run
R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5536044
2012-01-17 18:00:11 -08:00
Luuk van Dijk
9523b4d59c gc: fix infinite recursion for embedded interfaces
Fixes #1909

R=rsc, gri
CC=golang-dev
https://golang.org/cl/5523047
2012-01-17 10:00:57 +01:00
Scott Lawrence
b16f3a2d50 gc: don't fault on return outside function
Fixes #2598.

R=golang-dev, ality, minux.ma, mpimenov, rsc
CC=golang-dev
https://golang.org/cl/5510043
2012-01-16 18:12:25 -05:00
Rémy Oudompheng
6b72b07016 gc: do not compile switch on interface values into a binary search.
Fixes #2672.

R=golang-dev, lvd
CC=golang-dev, remy
https://golang.org/cl/5543058
2012-01-14 17:00:14 +01:00
Russ Cox
524fb81c41 gc: inlining bug
R=lvd
CC=golang-dev
https://golang.org/cl/5533078
2012-01-11 20:32:02 -05:00
Russ Cox
81728cf06d gc: fix inlining bug
R=lvd
CC=golang-dev
https://golang.org/cl/5532077
2012-01-11 17:25:09 -05:00
Russ Cox
836a517f69 gc: fix inlining bug
Fixes #2682.

R=lvd
CC=golang-dev
https://golang.org/cl/5538043
2012-01-11 13:21:06 -08:00
Luuk van Dijk
feaa9ed10a gc: export nil literals without inferred type.
Fixes #2678

R=rsc
CC=golang-dev
https://golang.org/cl/5529066
2012-01-11 21:26:54 +01:00
Luuk van Dijk
a6c49098bc gc: Nicer errors before miscompiling.
This fixes issue 2444.

A big cleanup of all 31/32bit size boundaries i'll leave for another cl though.  (see also issue 1700).

R=rsc
CC=golang-dev
https://golang.org/cl/5484058
2012-01-10 11:19:22 +01:00
Luuk van Dijk
4bcc9c6b5e gc: disallow declaration of variables outside package.
Fixes #2231.

Declaring main.i in package main in the same way already triggers syntax errors.

R=rsc
CC=golang-dev
https://golang.org/cl/5483078
2012-01-10 11:18:56 +01:00
Luuk van Dijk
41806ec26d gc: remove now redundant typecheck of ->ninit on switches.
Fixes #2576.

R=rsc
CC=golang-dev
https://golang.org/cl/5498105
2012-01-09 21:42:24 +01:00
Ryan Hitchman
a15448d65e gc: improve unsafe.Pointer type-check error messages
Fixes #2627.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/5498088
2012-01-06 14:34:16 -08:00
Rob Pike
c50e4f5e2f testing: allow benchmarks to print and fail
Refactors the benchmarks and test code.
Now benchmarks can call Errorf, Fail, etc.,
and the runner will act accordingly.

Because functionality has been folded into an
embedded type, a number of methods' docs
no longer appear in godoc output. A fix is
underway; if it doesn't happen fast enough,
I'll add wrapper methods to restore the
documentation.

R=bradfitz, adg, rsc
CC=golang-dev
https://golang.org/cl/5492060
2011-12-20 09:51:39 -08:00
Luuk van Dijk
5b2f8d96ce gc: omit argument names from function types in error messages
Fixes #2563

R=rsc
CC=golang-dev
https://golang.org/cl/5495047
2011-12-15 17:38:47 +01:00
Luuk van Dijk
e14d1d7e41 gc: use inferred type rather than original one when reporting non-assignability.
Fixes #2451

R=rsc, bradfitz
CC=golang-dev
https://golang.org/cl/5372105
2011-12-14 17:34:35 +01:00
Luuk van Dijk
1f6d130b14 gc: add forgotten typecheck in a lonely corner of sinit
Fixes #2549

R=rsc
CC=golang-dev
https://golang.org/cl/5484060
2011-12-14 15:54:10 +01:00
Luuk van Dijk
3c638f2892 gc: Use %#F in error messages instead of %F.
Fixes #2520

R=rsc
CC=golang-dev
https://golang.org/cl/5482056
2011-12-14 08:22:36 +01:00
Luuk van Dijk
6a401339c1 gc: suppress non-root cause message for bad receivers.
Fixed issue 2500

R=rsc
CC=golang-dev
https://golang.org/cl/5485053
2011-12-14 08:21:37 +01:00
Luuk van Dijk
e1b1a5fea2 gc: fix use of stackallocated AST node in generation of static initialisation code.
Fixes #2529

R=rsc, rogpeppe
CC=golang-dev
https://golang.org/cl/5483048
2011-12-13 09:09:10 +01:00
Russ Cox
1cb7f85d74 gc: 0 expected bugs
Now that Luuk's qualified exporting code
is in, fixing this bug is trivial.

R=ken2
CC=golang-dev
https://golang.org/cl/5479048
2011-12-09 14:58:28 -05:00
Rémy Oudompheng
4349effb15 gc: keep pointer to original node in constant rewrites.
This allows printing meaningful expressions in error messages
instead of evaluated constants.
Fixes #2276.

R=golang-dev, rsc
CC=golang-dev, remy
https://golang.org/cl/5432082
2011-12-07 16:18:50 -05:00
Russ Cox
5e98505ba7 gc: fix spurious typecheck loop in &composite literal
Fixes #2538.

R=ken2
CC=golang-dev
https://golang.org/cl/5449114
2011-12-07 15:48:55 -05:00
Russ Cox
2666b815a3 use new strconv API
All but 3 cases (in gcimporter.go and hixie.go)
are automatic conversions using gofix.

No attempt is made to use the new Append functions
even though there are definitely opportunities.

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5447069
2011-12-05 15:48:46 -05:00
Russ Cox
7d15eda95d gc: do not allow slice of array literal
R=ken2
CC=golang-dev
https://golang.org/cl/5440083
2011-12-02 12:30:56 -05:00
Adam Langley
bac7bc55a6 Add a []byte argument to hash.Hash to allow an allocation to be saved.
This is the result of running `gofix -r hashsum` over the tree, changing
the hash function implementations by hand and then fixing a couple of
instances where gofix didn't catch something.

The changed implementations are as simple as possible while still
working: I'm not trying to optimise in this CL.

R=rsc, cw, rogpeppe
CC=golang-dev
https://golang.org/cl/5448065
2011-12-01 12:35:37 -05:00
Rémy Oudompheng
60e4a61d30 gc: don't inherit orig from subnodes in constant expression nodes.
The wrong value made Nconv() show "1" for node "-1", and "2" from
node "2+3".
Fixes #2452.

R=gri, lvd, rsc
CC=golang-dev, remy
https://golang.org/cl/5435064
2011-11-28 12:22:15 -05:00
Maxim Pimenov
ffa6b383f5 gc: fix copying of types
reset xmethod during copytype

Fixes #2497

R=rsc, dvyukov
CC=golang-dev
https://golang.org/cl/5441045
2011-11-28 11:52:16 -05:00
Russ Cox
4d27f64863 gofmt: do not stop test.sh after 1 error
Fix bug377.go to be gofmt-compliant.

R=gri, r, r
CC=golang-dev
https://golang.org/cl/5400045
2011-11-16 18:44:21 -05:00
Russ Cox
d03611f628 allow copy of struct containing unexported fields
An experiment: allow structs to be copied even if they
contain unexported fields.  This gives packages the
ability to return opaque values in their APIs, like reflect
does for reflect.Value but without the kludgy hacks reflect
resorts to.

In general, we trust programmers not to do silly things
like *x = *y on a package's struct pointers, just as we trust
programmers not to do unicode.Letter = unicode.Digit,
but packages that want a harder guarantee can introduce
an extra level of indirection, like in the changes to os.File
in this CL or by using an interface type.

All in one CL so that it can be rolled back more easily if
we decide this is a bad idea.

Originally discussed in March 2011.
https://groups.google.com/group/golang-dev/t/3f5d30938c7c45ef

R=golang-dev, adg, dvyukov, r, bradfitz, jan.mercl, gri
CC=golang-dev
https://golang.org/cl/5372095
2011-11-15 12:20:59 -05:00
Russ Cox
5bb54b8e9c gc: remove func, map compare
R=ken, ken
CC=golang-dev
https://golang.org/cl/5373079
2011-11-13 22:58:08 -05:00
Russ Cox
5fc3771b3a gc: remove m[k] = x, false
R=ken2
CC=golang-dev
https://golang.org/cl/5376076
2011-11-11 16:48:25 -05:00
Luuk van Dijk
924ea515cf gc: better error for non-calling use of unsafe builtins.
Fixes #1951

R=rsc
CC=golang-dev
https://golang.org/cl/5372041
2011-11-09 18:30:54 +01:00
Luuk van Dijk
d5a5855ba1 gc: Preserve original blank name for .anon substitution on out params.
Fixes #1802.

R=rsc
CC=golang-dev
https://golang.org/cl/5364043
2011-11-09 11:27:27 +01:00
Luuk van Dijk
151b2f1509 gc: Fail on implicit assigment to non-exported fields in copy and append.
Fixes #1387.

R=rsc
CC=golang-dev
https://golang.org/cl/5348046
2011-11-09 11:17:06 +01:00
Luuk van Dijk
13e92e4d75 gc: Better typechecks and errors in switches.
Allow any type in switch on interface value.
Statically check typeswitch early.

Fixes #2423.
Fixes #2424.

R=rsc, dsymonds
CC=golang-dev
https://golang.org/cl/5339045
2011-11-09 10:58:53 +01:00
Rob Pike
6ab6c49fce renaming_1: hand-edited files for go 1 renaming
This contains the files that required handiwork, mostly
Makefiles with updated TARGs, plus the two packages
with modified package names.
html/template/doc.go needs a separate edit pass.
test/fixedbugs/bug358.go is not legal go so gofix fails on it.

R=rsc
CC=golang-dev
https://golang.org/cl/5340050
2011-11-08 15:38:47 -08:00
Luuk van Dijk
087bec3dcd gc: Clean up dostruct/stotype, detect broken fields and propagate up to structs and functions to supress spurious errors.
Fixes #1556.

R=rsc
CC=golang-dev
https://golang.org/cl/5351042
2011-11-07 21:35:13 +01:00
Luuk van Dijk
0d6f857c3f gc: Switch related errors should use plain format.
Fixes #2422.

R=rsc
CC=golang-dev
https://golang.org/cl/5353046
2011-11-06 22:13:54 +01:00
Luuk van Dijk
aac144b120 gc: detect type switch variable not used cases.
Fixes #873
Fixes #2162

R=rsc
CC=golang-dev
https://golang.org/cl/5341043
2011-11-04 17:03:50 +01:00
Luuk van Dijk
11075ed893 gc: Don't pollute the xmethod list with non-methods.
Fixes #2355.

I have a test, but not sure if it's worth adding.  Instead i've made
the patching-over in reflect.c methods more fatal and more descriptive.

R=rsc
CC=golang-dev
https://golang.org/cl/5302082
2011-11-03 17:51:15 +01:00
Luuk van Dijk
7df9ff5594 gc: helpful message instead of internal error on method call on pointer to pointer.
Fixes #2343.

R=rsc
CC=golang-dev
https://golang.org/cl/5332048
2011-11-02 17:18:53 +01:00
Russ Cox
44526cdbe0 non-pkg: gofix -r error -force=error
R=golang-dev, iant, r, r
CC=golang-dev
https://golang.org/cl/5307066
2011-11-01 22:06:05 -04:00
Russ Cox
a07841e21e test: make bug107 os.Error-proof
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/5306087
2011-10-31 17:50:38 -04:00
Luuk van Dijk
50110c9f83 gc: clean up printing.
Got rid of all the magic mystery globals. Now
for %N, %T, and %S, the flags +,- and # set a sticky
debug, sym and export mode, only visible in the new fmt.c.
Default is error mode. Handle h and l flags consistently with
the least side effects, so we can now change
things without worrying about unrelated things
breaking.

fixes #2361

R=rsc
CC=golang-dev
https://golang.org/cl/5316043
2011-10-31 18:09:40 +01:00
Russ Cox
64f78c918a test: error-related fixes
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/5328051
2011-10-27 19:41:39 -07:00
Russ Cox
db33959797 cgo, goyacc, go/build, html, http, path, path/filepath, testing/quick, test: use rune
Nothing terribly interesting here.

R=golang-dev, bradfitz, gri, r
CC=golang-dev
https://golang.org/cl/5300043
2011-10-25 22:20:02 -07:00
Dmitriy Vyukov
5695915833 runtime: fix spurious deadlock reporting
Fixes #2337.
Unfortunate sequence of events is:
1. maxcpu=2, mcpu=1, grunning=1
2. starttheworld creates an extra M:
   maxcpu=2, mcpu=2, grunning=1
4. the goroutine calls runtime.GOMAXPROCS(1)
   maxcpu=1, mcpu=2, grunning=1
5. since it sees mcpu>maxcpu, it calls gosched()
6. schedule() deschedules the goroutine:
   maxcpu=1, mcpu=1, grunning=0
7. schedule() call getnextandunlock() which
   fails to pick up the goroutine again,
   because canaddcpu() fails, because mcpu==maxcpu
8. then it sees that grunning==0,
   reports deadlock and terminates

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5191044
2011-10-06 18:10:14 +03:00
Brad Fitzpatrick
2cef85f8a1 Fix build, disabling flaky registerization test.
R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/5179045
2011-10-03 17:25:55 -07:00
Russ Cox
e419535f2a 5g, 6g, 8g: registerize variables again
My previous CL:

changeset:   9645:ce2e5f44b310
user:        Russ Cox <rsc@golang.org>
date:        Tue Sep 06 10:24:21 2011 -0400
summary:     gc: unify stack frame layout

introduced a bug wherein no variables were
being registerized, making Go programs 2-3x
slower than they had been before.

This CL fixes that bug (along with some others
it was hiding) and adds a test that optimization
makes at least one test case faster.

R=ken2
CC=golang-dev
https://golang.org/cl/5174045
2011-10-03 17:46:36 -04:00
Russ Cox
092a211fb9 5g: fix -f()
R=ken2
CC=golang-dev
https://golang.org/cl/5161041
2011-09-29 12:09:46 -04:00
Russ Cox
4bdf1fc02b test: silence/coalesce some tests
Add copyright notice to nilptr.go.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5139048
2011-09-26 19:35:21 -04:00
Ian Lance Taylor
8a06936ea1 test: match gccgo error messages
bug340.go:14:7: error: expected type
bug340.go:15:4: error: reference to undefined field or method ‘x’

bug350.go:12:1: error: redefinition of ‘m’
bug350.go:11:1: note: previous definition of ‘m’ was here
bug350.go:15:1: error: redefinition of ‘p’
bug350.go:14:1: note: previous definition of ‘p’ was here

bug351.go:12:6: error: non-name on left side of ‘:=’

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5127041
2011-09-23 21:23:40 -07:00
Ian Lance Taylor
9169c27eaa test: match gccgo error messages
bug363.go:13:12: error: invalid context-determined non-integer type for shift operand
bug363.go:16:12: error: invalid context-determined non-integer type for shift operand

pointer.go:34:6: error: incompatible type in initialization (pointer to interface type has no methods)
pointer.go:36:6: error: incompatible type in initialization

method2.go:15:1: error: invalid pointer or interface receiver type
method2.go:16:1: error: invalid pointer or interface receiver type
method2.go:21:1: error: invalid pointer or interface receiver type
method2.go:22:1: error: invalid pointer or interface receiver type
method2.go:28:15: error: type ‘*Val’ has no method ‘val’
method2.go:33:11: error: reference to undefined field or method ‘val’

shift1.go:19:16: error: invalid context-determined non-integer type for shift operand
shift1.go:24:19: error: invalid context-determined non-integer type for shift operand
shift1.go:25:17: error: invalid context-determined non-integer type for shift operand
shift1.go:18:18: error: shift of non-integer operand
shift1.go:26:13: error: floating point constant truncated to integer
shift1.go:33:15: error: integer constant overflow
shift1.go:34:15: error: integer constant overflow
shift1.go:35:17: error: integer constant overflow

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5081051
2011-09-21 17:25:48 -07:00
Ian Lance Taylor
1f27519988 test: match gccgo error messages
Added a return to bug357.go to avoid an error which gccgo
reports but 6g does not.

bug353.go:16:14: error: reference to undefined identifer ‘io.ReadWriterCloser’

bug357.go:18:2: error: value computed is not used

bug358.go:14:11: error: imported and not used: ioutil
bug358.go:19:9: error: invalid use of type

bug359.go:25:14: error: redefinition of ‘a’
bug359.go:25:6: note: previous definition of ‘a’ was here
bug359.go:19:6: error: incompatible type in initialization (implicit assignment of ‘list.List’ hidden field ‘front’)

bug362.go:13:6: error: iota is only defined in const declarations
bug362.go:14:6: error: iota is only defined in const declarations
bug362.go:15:6: error: iota is only defined in const declarations

bug363.go:13:12: error: shift of non-integer operand
bug363.go:16:12: error: shift of non-integer operand

bug365.go:15:8: error: expected package

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5078046
2011-09-20 16:47:17 -07:00
Ian Lance Taylor
86d97aa981 test: match gccgo error messages for bug349.go
bug349.go:12:14: error: expected ‘;’ or ‘}’ or newline
bug349.go:12:2: error: not enough arguments to return

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5081047
2011-09-20 14:47:48 -07:00
Ian Lance Taylor
f1aefc0d36 test: match gccgo error messages for goto.go and bug344.go
goto.go:39:2: error: goto jumps over declaration of ‘x’
goto.go:40:2: note: ‘x’ defined here
goto.go:57:2: error: goto jumps over declaration of ‘x’
goto.go:62:2: note: ‘x’ defined here
goto.go:77:2: error: goto jumps over declaration of ‘x’
goto.go:78:2: note: ‘x’ defined here
goto.go:87:2: error: goto jumps over declaration of ‘x’
goto.go:88:2: note: ‘x’ defined here
goto.go:114:2: error: goto jumps into block
goto.go:115:2: note: goto target block starts here
goto.go:125:2: error: goto jumps into block
goto.go:122:2: note: goto target block starts here
goto.go:130:2: error: goto jumps into block
goto.go:133:4: note: goto target block starts here
goto.go:142:2: error: goto jumps into block
goto.go:145:2: note: goto target block starts here
goto.go:179:2: error: goto jumps into block
goto.go:180:10: note: goto target block starts here
goto.go:186:2: error: goto jumps into block
goto.go:187:10: note: goto target block starts here
goto.go:194:2: error: goto jumps into block
goto.go:196:4: note: goto target block starts here
goto.go:205:3: error: goto jumps into block
goto.go:202:11: note: goto target block starts here
goto.go:211:3: error: goto jumps into block
goto.go:212:4: note: goto target block starts here
goto.go:219:3: error: goto jumps into block
goto.go:220:18: note: goto target block starts here
goto.go:227:3: error: goto jumps into block
goto.go:228:18: note: goto target block starts here
goto.go:241:3: error: goto jumps into block
goto.go:243:4: note: goto target block starts here
goto.go:290:2: error: goto jumps into block
goto.go:287:6: note: goto target block starts here
goto.go:299:2: error: goto jumps into block
goto.go:294:6: note: goto target block starts here
goto.go:306:2: error: goto jumps into block
goto.go:303:12: note: goto target block starts here
goto.go:313:2: error: goto jumps into block
goto.go:310:24: note: goto target block starts here
goto.go:320:2: error: goto jumps into block
goto.go:317:18: note: goto target block starts here
goto.go:327:2: error: goto jumps into block
goto.go:324:18: note: goto target block starts here
goto.go:334:2: error: goto jumps into block
goto.go:331:18: note: goto target block starts here
goto.go:341:2: error: goto jumps into block
goto.go:338:18: note: goto target block starts here
goto.go:395:2: error: goto jumps into block
goto.go:398:2: note: goto target block starts here
goto.go:403:2: error: goto jumps into block
goto.go:406:2: note: goto target block starts here
goto.go:413:2: error: goto jumps into block
goto.go:417:2: note: goto target block starts here
goto.go:424:3: error: goto jumps into block
goto.go:426:2: note: goto target block starts here
goto.go:436:3: error: goto jumps into block
goto.go:433:2: note: goto target block starts here
goto.go:492:2: error: goto jumps into block
goto.go:495:2: note: goto target block starts here
goto.go:500:2: error: goto jumps into block
goto.go:503:2: note: goto target block starts here
goto.go:510:2: error: goto jumps into block
goto.go:514:2: note: goto target block starts here
goto.go:521:3: error: goto jumps into block
goto.go:523:2: note: goto target block starts here
goto.go:533:3: error: goto jumps into block
goto.go:530:2: note: goto target block starts here

bug344.go:17:2: error: goto jumps into block
bug344.go:20:21: note: goto target block starts here

R=rsc
CC=golang-dev
https://golang.org/cl/5077044
2011-09-20 14:45:54 -07:00
Ian Lance Taylor
c55d0c4dd7 test: match gccgo error message for bug337.go
bug337.go:17:2: error: value computed is not used

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5094042
2011-09-20 09:31:07 -07:00
Ian Lance Taylor
bfe9f228a4 test: match gccgo error messages for bug330.go.
bug330.go:11:6: error: expected numeric type
bug330.go:12:6: error: expected numeric type

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5031050
2011-09-16 18:28:57 -07:00
Russ Cox
4fb3c4f765 gc: fix div bug
R=ken2
CC=golang-dev
https://golang.org/cl/4950052
2011-08-30 08:47:28 -04:00
Russ Cox
a5d7c1f45e errchk: allow multiple patterns
// ERROR "pattern1" "pattern2"

means that there has to be one or more
lines matching pattern1 and then excluding
those, there have to be one or more lines
matching pattern2.  So if you expect two
different error messages from a particular
line, writing two separate patterns checks
that both errors are produced.

Also, errchk now flags lines that produce
more errors than expected.  Before, as long as
at least one error matched the pattern, all the
others were ignored.

Revise tests to expect or silence these
additional errors.

R=lvd, r, iant
CC=golang-dev
https://golang.org/cl/4869044
2011-08-16 11:14:26 -04:00
Russ Cox
032ffb2e90 gc: more graceful errors during struct definition
Fixes #2110.

R=ken2
CC=golang-dev
https://golang.org/cl/4823060
2011-07-28 20:41:18 -04:00
Russ Cox
28a23675cd 5g, 6g, 8g: shift, opt fixes
Fixes #1808.

R=ken2
CC=golang-dev
https://golang.org/cl/4813052
2011-07-28 18:22:12 -04:00
Russ Cox
8c23c1ab87 5g: defer vs optimizer bug
Fixes #1924.

R=ken2
CC=golang-dev
https://golang.org/cl/4802063
2011-07-28 16:28:23 -04:00
Russ Cox
4389192669 gc: shift type bug
Fixes #1664.

R=ken2
CC=golang-dev
https://golang.org/cl/4798056
2011-07-28 13:03:30 -04:00
Russ Cox
acb02ebc30 gc: another width test
R=ken2
CC=golang-dev
https://golang.org/cl/4808057
2011-07-28 12:32:43 -04:00
Russ Cox
2f8190a8f8 gc: line number + type checking nits
Fixes #1910.
Fixes #1979.
Fixes #1990.
Fixes #1993.
Fixes #2089.

R=ken2
CC=golang-dev
https://golang.org/cl/4828046
2011-07-28 12:31:16 -04:00
Russ Cox
890bdc5339 gc: top-level closure bug
Fixes #2055.

R=ken2
CC=golang-dev
https://golang.org/cl/4816059
2011-07-27 19:31:11 -04:00
Russ Cox
f91eb3c2f9 gc: composite literal double eval bug
Fixes #2086.

R=ken2
CC=golang-dev
https://golang.org/cl/4803055
2011-07-27 18:55:30 -04:00
Russ Cox
1bd4b6371a gc: use more Go-like names for methods
Fixes #991.

R=ken2
CC=golang-dev
https://golang.org/cl/4819049
2011-07-27 17:56:13 -04:00
Russ Cox
112267d55e gc: diagnose (x) := 0
Fixes #1756.

R=ken2
CC=golang-dev
https://golang.org/cl/4810057
2011-07-27 17:39:30 -04:00
Russ Cox
a84abbe508 gc: zero-width struct, zero-length array fixes
Fixes #1774.
Fixes #2095.
Fixes #2097.

R=ken2
CC=golang-dev
https://golang.org/cl/4826046
2011-07-27 16:47:45 -04:00
Russ Cox
dec8009fe8 gc: iota outside const
Fixes #1662.

R=ken2
CC=golang-dev
https://golang.org/cl/4828045
2011-07-27 14:45:27 -04:00
Russ Cox
49b70d01c0 gc: echo literal in error message
Fixes #1192.

R=ken2
CC=golang-dev
https://golang.org/cl/4794062
2011-07-27 14:36:21 -04:00
Russ Cox
12a5774cde gc, runtime: fix range+panic line number bugs
Fixes #1856.

R=ken2
CC=golang-dev
https://golang.org/cl/4810054
2011-07-26 00:52:46 -04:00
Russ Cox
cce10dacc6 gc: fix select line number
Fixes #1393.

R=ken2
CC=golang-dev
https://golang.org/cl/4811054
2011-07-26 00:52:17 -04:00
Luuk van Dijk
e8ff9a624f gc: fix closure bug
Fixes #2056.

R=rsc
CC=golang-dev
https://golang.org/cl/4709042
2011-07-14 18:13:39 +02:00