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Commit Graph

1608 Commits

Author SHA1 Message Date
David Symonds
f8b5838123 testing: change -test.benchtime to a flag.Duration.
Fixes #3902.

R=golang-dev, minux.ma, rsc, r
CC=golang-dev
https://golang.org/cl/6611059
2012-10-09 08:57:29 +11:00
Daniel Morsing
c81293ada7 test: Make run.go's errorcheck behave like testlib.
testlib will complain about any unmatched errors left in errorchecks while run.go will not.

Fixes #4141.

R=golang-dev, minux.ma, remyoudompheng, rsc
CC=golang-dev
https://golang.org/cl/6614060
2012-10-08 16:36:45 +02:00
Rémy Oudompheng
46bce2ac27 test: convert more tests to rundir/compiledir conventions
Update #4139.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6609051
2012-10-07 23:22:01 +02:00
Rémy Oudompheng
5497787d35 test/testlib: don't forget stderr for rundircmpout.
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6620071
2012-10-07 23:14:20 +02:00
Rémy Oudompheng
9844e4cd7c test: correct type in declbad.go
The test is not about type mismatches and it causes
an extra error to appear.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6614062
2012-10-07 21:52:57 +02:00
Russ Cox
c4c4b3b467 test/bench/shootout: match gcc architecture to GOARCH
If we're benchmarking 8g, use gcc -m32.
If we're benchmarking 6g, use gcc -m64.

R=golang-dev, bradfitz, minux.ma, remyoudompheng
CC=golang-dev
https://golang.org/cl/6625061
2012-10-07 15:49:56 -04:00
Shenghou Ma
e824656907 test/run.go: use correct executable filename on Windows, fix build
R=golang-dev, daniel.morsing
CC=golang-dev
https://golang.org/cl/6624060
2012-10-08 01:54:56 +08:00
Rémy Oudompheng
d9953c9dde test: use rundir and errorcheckdir for a few more tests.
Update #4139.

R=golang-dev, minux.ma
CC=golang-dev
https://golang.org/cl/6620070
2012-10-07 18:37:05 +02:00
Rémy Oudompheng
892fa3ae6c cmd/gc: replace "typechecking loop" by nicer errors in some cases.
For issue 3757:
BEFORE:  test/fixedbugs/bug463.go:12: typechecking loop involving a
             test/fixedbugs/bug463.go:12 a
             test/fixedbugs/bug463.go:12 <node DCLCONST>
AFTER:   test/fixedbugs/bug463.go:12: constant definition loop
             test/fixedbugs/bug463.go:12: a uses a

For issue 3937:
BEFORE: test/fixedbugs/bug464.go:12: typechecking loop involving foo
            test/fixedbugs/bug464.go:12 <T>
            test/fixedbugs/bug464.go:12 foo
            test/fixedbugs/bug464.go:12 <node DCLFUNC>
AFTER:  test/fixedbugs/bug464.go:12: foo is not a type

Fixes #3757.
Fixes #3937.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6614058
2012-10-07 17:35:21 +02:00
Daniel Morsing
87c35d8df1 cmd/gc: Don't accept qualified names as literal keys
Fixes #4067.

R=golang-dev, minux.ma, dave, rsc
CC=golang-dev
https://golang.org/cl/6622056
2012-10-07 16:47:53 +02:00
Akshat Kumar
51e8fe5b1b cmd/gc: don't dereference a nil Type pointer in widstruct
The nil dereference in the next few lines doesn't seem
to cause a segmentation fault on Unix, but does seem
to halt the Go compiler.

The following is a test case:

>>>
package main

func mine(int b) int {
        return b + 2
}

func main() {
        mine()

        c = mine()
}
<<<

Without this change only the following is caught:

typecheck.go:3: undefined: b
typecheck.go:4: undefined: b

with it, we catch all the errors:

typecheck.go:3: undefined: b
typecheck.go:4: undefined: b
typecheck.go:10: undefined: c
typecheck.go:10: cannot assign to c .

R=rsc, minux.ma
CC=golang-dev
https://golang.org/cl/6542060
2012-10-07 14:11:59 +08:00
Daniel Morsing
a45777fe99 cmd/gc: Don't export embedded builtins
Fixes #4124.

R=golang-dev, dave, minux.ma, remyoudompheng, rsc
CC=golang-dev
https://golang.org/cl/6543057
2012-10-07 06:53:57 +02:00
Rémy Oudompheng
0b2ca9e62f cmd/gc: avoid clobbering the AST in cgen_callmeth.
It confused the detection of init loops when involving
method calls.

Fixes #3890.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6620067
2012-10-07 00:52:40 +02:00
Rémy Oudompheng
46fcfdaa7d cmd/6g: fix out of registers when chaining integer divisions.
Fixes #4201.

R=golang-dev, rsc
CC=golang-dev, remy
https://golang.org/cl/6622055
2012-10-07 00:30:29 +02:00
Rémy Oudompheng
94acfde22e cmd/gc: make rnd() more 64-bit-friendly.
Fixes #4200.

R=golang-dev, dave, rsc
CC=golang-dev
https://golang.org/cl/6619057
2012-10-07 00:29:55 +02:00
Rémy Oudompheng
782464aea5 runtime: fix a panic when growing zero-width-element slices.
Fixes #4197.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6611056
2012-10-06 12:05:52 +02:00
Daniel Morsing
ebb0e5db75 test: Add rundir, rundircmpout and errorcheckdir commands to testlib and run.go
rundir will compile each file in the directory in lexicographic order, link the last file as the main package and run the resulting program. rundircmpout is an related command, that will compare the output of the program to an corresponding .out file

errorcheckdir will compile each file in a directory in lexicographic order, running errorcheck on each file as it compiles. All compilations are assumed to be successful except for the last file. However, If a -0 flag is present on the command, the last compilation will also be assumed successful

This CL also includes a small refactoring of run.go. It was getting unwieldy and the meaning of the run commands was hidden behind argument line formatting.

Fixes #4058.

R=rsc, minux.ma, remyoudompheng, iant
CC=golang-dev
https://golang.org/cl/6554071
2012-10-06 09:23:31 +02:00
Rémy Oudompheng
3a4e156ae1 cmd/5g: fix out of registers in nested calls, add compiler torture test.
R=golang-dev, dave, daniel.morsing, rsc
CC=golang-dev, remy
https://golang.org/cl/6586072
2012-10-05 23:30:49 +02:00
Rémy Oudompheng
4bb75cd9ad test/fixedbugs: forgotten test cases for issues 3907 and 4156.
Update #3907.
Update #4156.

R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/6595044
2012-09-30 10:35:09 +02:00
Shenghou Ma
9a3bc51c81 test/fixedbugs/bug454.go: add a test for CL 6564052
Also mention that ignoring second blank identifier of range is required by the spec in the code.

   Fixes #4173.

R=daniel.morsing, remyoudompheng, r
CC=golang-dev
https://golang.org/cl/6594043
2012-09-29 23:23:56 +08:00
Ian Lance Taylor
6ed800c01d test: match gccgo error messages
const1.go:31:12: error: integer constant overflow
const1.go:31:12: error: integer constant overflow
const1.go:33:12: error: integer constant overflow
const1.go:33:12: error: integer constant overflow
const1.go:34:14: error: integer constant overflow
const1.go:35:17: error: integer constant overflow
const1.go:35:17: error: integer constant overflow
const1.go:35:17: error: integer constant overflow
const1.go:35:17: error: integer constant overflow
const1.go:35:17: error: integer constant overflow
const1.go:36:19: error: integer constant overflow
const1.go:37:15: error: integer constant overflow
const1.go:37:15: error: integer constant overflow
const1.go:37:24: error: integer constant overflow
const1.go:37:15: error: integer constant overflow
const1.go:37:15: error: integer constant overflow
const1.go:37:15: error: integer constant overflow
const1.go:37:24: error: integer constant overflow
const1.go:37:15: error: integer constant overflow
const1.go:38:12: error: integer constant overflow
const1.go:38:12: error: integer constant overflow
const1.go:38:12: error: integer constant overflow
const1.go:38:12: error: integer constant overflow
const1.go:41:20: error: integer constant overflow
const1.go:41:20: error: integer constant overflow
const1.go:42:20: error: integer constant overflow
const1.go:42:20: error: integer constant overflow
const1.go:44:28: error: integer constant overflow
const1.go:44:28: error: integer constant overflow
const1.go:45:14: error: integer constant overflow
const1.go:49:14: error: integer constant overflow
const1.go:50:14: error: integer constant overflow
const1.go:51:14: error: integer constant overflow
const1.go:54:23: error: integer constant overflow
const1.go:54:23: error: integer constant overflow
const1.go:54:23: error: integer constant overflow
const1.go:54:23: error: integer constant overflow
const1.go:56:14: error: integer constant overflow
const1.go:57:24: error: integer constant overflow
const1.go:57:24: error: integer constant overflow
const1.go:58:24: error: integer constant overflow
const1.go:58:24: error: integer constant overflow
const1.go:59:22: error: integer constant overflow
const1.go:59:22: error: integer constant overflow
const1.go:61:24: error: integer constant overflow
const1.go:62:20: error: division by zero
const1.go:65:19: error: floating point constant overflow
const1.go:65:19: error: floating point constant overflow
const1.go:66:28: error: floating point constant overflow
const1.go:66:28: error: floating point constant overflow
const1.go:67:19: error: floating point constant overflow
const1.go:67:19: error: floating point constant overflow
const1.go:68:19: error: division by zero
const1.go:33:14: error: integer constant overflow
const1.go:35:19: error: integer constant overflow
const1.go:42:22: error: integer constant overflow
const1.go:53:17: error: integer constant overflow
const1.go:55:14: error: integer constant overflow
const1.go:59:24: error: integer constant overflow
const1.go:69:20: error: expected integer type
const1.go:75:4: error: argument 1 has incompatible type (cannot use type int8 as type int)
const1.go:76:4: error: argument 1 has incompatible type (cannot use type int8 as type int)
const1.go:77:4: error: argument 1 has incompatible type (cannot use type uint8 as type int)
const1.go:79:4: error: argument 1 has incompatible type (cannot use type float32 as type int)
const1.go:80:4: error: argument 1 has incompatible type (cannot use type float64 as type int)
const1.go:81:4: error: floating point constant truncated to integer
const1.go:83:4: error: argument 1 has incompatible type (cannot use type float64 as type int)
const1.go:84:4: error: argument 1 has incompatible type (cannot use type string as type int)
const1.go:85:4: error: argument 1 has incompatible type (cannot use type bool as type int)
const1.go:88:7: error: const initializer cannot be nil

const2.go:14:8: error: expected ‘=’

const5.go:27:7: error: expression is not constant
const5.go:28:7: error: expression is not constant
const5.go:30:7: error: expression is not constant
const5.go:31:7: error: expression is not constant

ddd1.go:57:23: error: invalid use of ‘...’ in type conversion
ddd1.go:59:6: error: invalid use of ‘...’ in type conversion
ddd1.go:60:12: error: use of ‘[...]’ outside of array literal
ddd1.go:21:15: error: argument 1 has incompatible type
ddd1.go:22:10: error: argument 1 has incompatible type
ddd1.go:30:6: error: invalid use of ‘...’ with non-slice
ddd1.go:30:6: error: invalid use of ‘...’ with non-slice
ddd1.go:46:2: error: invalid use of %<...%> with builtin function
ddd1.go:47:2: error: invalid use of %<...%> with builtin function
ddd1.go:49:2: error: invalid use of %<...%> with builtin function
ddd1.go:50:6: error: invalid use of %<...%> with builtin function
ddd1.go:51:6: error: invalid use of %<...%> with builtin function
ddd1.go:53:6: error: invalid use of %<...%> with builtin function
ddd1.go:58:13: error: invalid use of %<...%> with builtin function
ddd1.go:20:10: error: floating point constant truncated to integer
ddd1.go:32:6: error: invalid use of ‘...’ calling non-variadic function

declbad.go:20:3: error: variables redeclared but no variable is new
declbad.go:38:3: error: variables redeclared but no variable is new
declbad.go:44:3: error: variables redeclared but no variable is new
declbad.go:51:3: error: variables redeclared but no variable is new
declbad.go:57:3: error: variables redeclared but no variable is new
declbad.go:63:3: error: variables redeclared but no variable is new
declbad.go:26:3: error: incompatible types in assignment (cannot use type float32 as type int)
declbad.go:32:3: error: incompatible types in assignment (cannot use type int as type float32)
declbad.go:44:3: error: incompatible types in assignment (different number of results)

fixedbugs/bug223.go:21:5: error: initialization expression for ‘m’ depends upon itself

fixedbugs/bug412.go:10:2: error: duplicate field name ‘x’

fixedbugs/bug413.go:11:5: error: initialization expression for ‘i’ depends upon itself

fixedbugs/bug416.go:13:1: error: method ‘X’ redeclares struct field name

fixedbugs/bug435.go:15:49: error: missing ‘)’
fixedbugs/bug435.go:15:2: error: reference to undefined name ‘bar’

fixedbugs/bug451.go:9:9: error: expected package

typeswitch3.go:39:9: error: no new variables on left side of ‘:=’
typeswitch3.go:24:2: error: impossible type switch case (type has no methods)

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6560063
2012-09-28 08:30:30 -07:00
Rob Pike
4391abfb1d test/bench/shootout: new data after 64-bit ints for amd64
R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/6564046
2012-09-25 14:14:26 +10:00
Russ Cox
10ea6519e4 build: make int 64 bits on amd64
The assembly offsets were converted mechanically using
code.google.com/p/rsc/cmd/asmlint. The instruction
changes were done by hand.

Fixes #2188.

R=iant, r, bradfitz, remyoudompheng
CC=golang-dev
https://golang.org/cl/6550058
2012-09-24 20:57:01 -04:00
Russ Cox
54af752865 cmd/gc: fix escape analysis bug
Was not handling &x.y[0] and &x.y.z correctly where
y is an array or struct-valued field (not a pointer).

R=ken2
CC=golang-dev
https://golang.org/cl/6551059
2012-09-24 15:53:12 -04:00
Russ Cox
0d82e69811 test: prepare for 64-bit ints
Minor tweaks to avoid assuming that int is always 32 bits.

Update #2188.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6553062
2012-09-24 00:06:41 -04:00
Russ Cox
3cd890dd5a test: minor fixes in run and testlib
Can tell this doesn't get run very often, but it is still important
for when you've broken everything else.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6547065
2012-09-24 00:06:31 -04:00
Russ Cox
cd22afa07b test: expand run.go's errorcheck, make clear which bugs run
Today, if run.go doesn't understand a test header line it just ignores
the test, making it too easy to write or edit tests that are not actually
being run.

- expand errorcheck to accept flags, so that bounds.go and escape*.go can run.
- create a whitelist of skippable tests in run.go; skipping others is an error.
- mark all skipped tests at top of file.

Update #4139.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/6549054
2012-09-23 13:16:14 -04:00
Rémy Oudompheng
36df358a30 cmd/6g: fix internal error with SSE registers.
Revision 63f7abcae015 introduced a bug caused by
code assuming registers started at X5, not X0.

Fixes #4138.

R=rsc
CC=golang-dev, remy
https://golang.org/cl/6558043
2012-09-23 18:22:03 +02:00
Russ Cox
05ac300830 cmd/gc: fix use of nil interface, slice
Fixes #3670.

R=ken2
CC=golang-dev
https://golang.org/cl/6542058
2012-09-22 20:42:11 -04:00
Shenghou Ma
674bbafce6 misc/cgo/stdio: make it work on Windows and also test it
use a function to get stdout and stderr, instead of depending
on a specific libc implementation.
also make test/run.go replace \r\n by \n before comparing
output.

        Fixes #2121.
        Part of issue 1741.

R=alex.brainman, rsc, r, remyoudompheng
CC=golang-dev
https://golang.org/cl/5847068
2012-09-20 00:27:23 +08:00
Daniel Morsing
551e263823 cmd/gc: add missing conversion from bool to interface in switches.
In switches without an expression, the compiler would not convert the implicit true to an interface, causing codegen errors.

Fixes #3980.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6497147
2012-09-17 21:29:10 +02:00
Rob Pike
6ce4930365 gc: initial BOM is legal.
Fixes #4040.

R=rsc
CC=golang-dev
https://golang.org/cl/6497098
2012-09-10 13:03:07 -07:00
Adam Langley
2c5b53866c undo CL 6498092 / 4ff71bc1a199
Broke tests on 386.

««« original CL description
6l/8l: emit correct opcodes to F(SUB|DIV)R?D.

When the destination was not F0, 6l and 8l swapped FSUBD/FSUBRD and
FDIVD/FDIVRD.

R=golang-dev, dave, rsc
CC=golang-dev
https://golang.org/cl/6498092
»»»

R=golang-dev
CC=golang-dev
https://golang.org/cl/6492100
2012-09-10 15:52:36 -04:00
Adam Langley
72fa142fc5 6l/8l: emit correct opcodes to F(SUB|DIV)R?D.
When the destination was not F0, 6l and 8l swapped FSUBD/FSUBRD and
FDIVD/FDIVRD.

R=golang-dev, dave, rsc
CC=golang-dev
https://golang.org/cl/6498092
2012-09-10 15:35:39 -04:00
Daniel Morsing
1c2021ca14 cmd/gc: Suggest *T in error for x.(T) if it would work.
Accomplished by synchronizing the formatting of conversion errors between typecheck.c and subr.c

Fixes #3984.

R=golang-dev, remyoudompheng, rsc
CC=golang-dev
https://golang.org/cl/6500064
2012-09-01 13:52:55 -04:00
Rémy Oudompheng
8f3c2055bd cmd/6g, cmd/8g: eliminate short integer arithmetic when possible.
Fixes #3909.
Fixes #3910.

R=rsc, nigeltao
CC=golang-dev
https://golang.org/cl/6442114
2012-09-01 16:40:54 +02:00
Rémy Oudompheng
ba97d52b85 cmd/gc: fix escape analysis bug with variable capture in loops.
Fixes #3975.

R=rsc, lvd
CC=golang-dev, remy
https://golang.org/cl/6475061
2012-08-31 22:23:37 +02:00
Russ Cox
6d0e3242eb test: restore nigel's bug451 as bug452.
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6497066
2012-08-31 15:43:27 -04:00
Daniel Morsing
85ce3c7241 cmd/gc: mark broken type declarations as broken.
This fixes a spurious 'invalid recursive type' error, and stops the compiler from emitting errors on uses of the invalid type.

Fixes #3766.

R=golang-dev, dave, minux.ma, rsc
CC=golang-dev
https://golang.org/cl/6443100
2012-08-31 13:02:29 -04:00
Rob Pike
363ec80dec cmd/gc: string conversion for surrogates
This is required by the spec to produce the replacement char.
The fix lies in lib9's rune code.

R=golang-dev, nigeltao, rsc
CC=golang-dev
https://golang.org/cl/6443109
2012-08-30 11:16:55 -07:00
Rob Pike
d199c34cf0 test/bench/shootout: pidigits is much faster
Also fix a bug in the script (s/runonly/run/)

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/6501051
2012-08-28 15:33:05 -07:00
Rémy Oudompheng
a85fa33ece test: use run.go for more tests.
R=golang-dev, alex.brainman, minux.ma
CC=golang-dev
https://golang.org/cl/6443110
2012-08-25 10:16:02 +02:00
Shenghou Ma
e80f6a4de1 cmd/6g: fix float32/64->uint64 conversion
CVTSS2SQ's rounding mode is controlled by the RC field of MXCSR;
as we specifically need truncate semantic, we should use CVTTSS2SQ.

    Fixes #3804.

R=rsc, r
CC=golang-dev
https://golang.org/cl/6352079
2012-08-23 14:35:26 +08:00
Nigel Tao
251199c430 cmd/8g: roll back the small integer constant optimizations introduced
in 13416:67c0b8c8fb29 "faster code, mainly for rotate" [1]. The codegen
can run out of registers if there are too many small-int arithmetic ops.

An alternative approach is to copy 6g's sbop/abop codegen to 8g, but
this change is less risky.

Fixes #3835.

[1] http://code.google.com/p/go/source/diff?spec=svn67c0b8c8fb29b1b7b6221977af6b89cae787b941&name=67c0b8c8fb29&r=67c0b8c8fb29b1b7b6221977af6b89cae787b941&format=side&path=/src/cmd/8g/cgen.c

R=rsc, remyoudompheng, r
CC=golang-dev
https://golang.org/cl/6450163
2012-08-23 16:17:22 +10:00
Alex Brainman
42534cbc29 test: change run.go to ignore \r in compiler output (fixes windows build)
R=golang-dev, dave, minux.ma, remyoudompheng
CC=golang-dev
https://golang.org/cl/6460093
2012-08-16 16:46:59 +10:00
Daniel Morsing
b04c890a89 cmd/gc: Don't claim type assertion would help when it wont.
Fixes #3465.

R=golang-dev, rsc, remyoudompheng, iant
CC=golang-dev
https://golang.org/cl/6448097
2012-08-15 16:53:06 -07:00
Rob Pike
c48b77b1b5 all: make Unicode surrogate halves illegal as UTF-8
Surrogate halves are part of UTF-16 and should never appear in UTF-8.
(The rune that two combined halves represent in UTF-16 should
be encoded directly.)

Encoding: encode as RuneError.
Decoding: convert to RuneError, consume one byte.

This requires changing:
        package unicode/utf8
        runtime for range over string
Also added utf8.ValidRune and fixed bug in utf.RuneLen.

Fixes #3927.

R=golang-dev, rsc, bsiegert
CC=golang-dev
https://golang.org/cl/6458099
2012-08-08 14:01:23 -07:00
Shenghou Ma
1e95429c3f misc/cgo/{life,stdio}, test/run.go: use test/run.go to do the cgo tests
Enhances test/run.go to support testing other directories
   Will enable stdio tests on Windows in a follow-up CL.

R=golang-dev, alex.brainman, rsc
CC=golang-dev
https://golang.org/cl/6220049
2012-08-07 09:38:35 +08:00
Alex Brainman
1df9ee0322 test/run: ignore all but .go file during compiledir action
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6454091
2012-08-06 14:56:39 +10:00
Rémy Oudompheng
823962c521 cmd/8g: fix miscompilation due to BADWIDTH.
Fixes #3899.

R=rsc
CC=golang-dev, remy
https://golang.org/cl/6453084
2012-08-03 22:05:51 +02:00