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Commit Graph

409 Commits

Author SHA1 Message Date
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
Russ Cox
67d48daae9 test: merge nilptr/* into one test
The 512 MB array causes load delays on some systems.
Now that we have recover, we can do all the tests in
one binary, so that the delay is incurred just once.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5142044
2011-09-26 13:59:01 -04:00
Ian Lance Taylor
5f172fadbe test: Add test for inheriting private method from anonymous field.
The spec says that all methods are inherited from an anonymous
field.  There is no exception for non-exported methods.

This is related to issue 1536.

R=rsc
CC=golang-dev
https://golang.org/cl/5012043
2011-09-14 10:31:51 -07:00
Luuk van Dijk
ac1b9545e3 ld: grow dwarf includestack on demand.
Fixes #2241
while not breaking issue 1878 again.

R=rsc
CC=golang-dev
https://golang.org/cl/4988048
2011-09-09 15:08:57 +02:00
Russ Cox
335da67e00 gc: make static initialization more static
Does as much as possible in data layout instead
of during the init function.

Handles var x = y; var y = z as a special case too,
because it is so prevalent in package unicode
(var Greek = _Greek; var _Greek = []...).

Introduces InitPlan description of initialized data
so that it can be traversed multiple times (for example,
in the copy handler).

Cuts package unicode's init function size by 8x.
All that remains there is map initialization, which
is on the chopping block too.

Fixes sinit.go test case.

Aggregate DATA instructions at end of object file.

Checkpoint.  More to come.

R=ken2
CC=golang-dev
https://golang.org/cl/4969051
2011-08-31 07:37:14 -04:00
Russ Cox
03e9ea5b74 runtime: simplify stack traces
Make the stack traces more readable for new
Go programmers while preserving their utility for old hands.

- Change status number [4] to string.
- Elide frames in runtime package (internal details).
- Swap file:line and arguments.
- Drop 'created by' for main goroutine.
- Show goroutines in order of allocation:
  implies main goroutine first if nothing else.

There is no option to get the extra frames back.
Uncomment 'return 1' at the bottom of symtab.c.

$ 6.out
throw: all goroutines are asleep - deadlock!

goroutine 1 [chan send]:
main.main()
       /Users/rsc/g/go/src/pkg/runtime/x.go:22 +0x8a

goroutine 2 [select (no cases)]:
main.sel()
       /Users/rsc/g/go/src/pkg/runtime/x.go:11 +0x18
created by main.main
       /Users/rsc/g/go/src/pkg/runtime/x.go:19 +0x23

goroutine 3 [chan receive]:
main.recv(0xf8400010a0, 0x0)
       /Users/rsc/g/go/src/pkg/runtime/x.go:15 +0x2e
created by main.main
       /Users/rsc/g/go/src/pkg/runtime/x.go:20 +0x50

goroutine 4 [chan receive (nil chan)]:
main.recv(0x0, 0x0)
       /Users/rsc/g/go/src/pkg/runtime/x.go:15 +0x2e
created by main.main
       /Users/rsc/g/go/src/pkg/runtime/x.go:21 +0x66
$

$ 6.out index
panic: runtime error: index out of range

goroutine 1 [running]:
main.main()
        /Users/rsc/g/go/src/pkg/runtime/x.go:25 +0xb9
$

$ 6.out nil
panic: runtime error: invalid memory address or nil pointer dereference
[signal 0xb code=0x1 addr=0x0 pc=0x22ca]

goroutine 1 [running]:
main.main()
        /Users/rsc/g/go/src/pkg/runtime/x.go:28 +0x211
$

$ 6.out panic
panic: panic

goroutine 1 [running]:
main.main()
        /Users/rsc/g/go/src/pkg/runtime/x.go:30 +0x101
$

R=golang-dev, qyzhai, n13m3y3r, r
CC=golang-dev
https://golang.org/cl/4907048
2011-08-22 23:26:39 -04:00
Stephen Ma
b4bb970e18 gc: handle go print() and go println()
Fixes #1952.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4611041
2011-06-13 22:50:51 +10:00
Russ Cox
5ab096d030 gc: implement new shift rules
The change is that 1.0<<2 is now okay.

R=ken2
CC=golang-dev
https://golang.org/cl/4524084
2011-05-31 15:05:40 -04:00
Robert Griesemer
8c2078796d test: test cases for issue 1708.
R=rsc
CC=golang-dev
https://golang.org/cl/4548058
2011-05-25 10:26:06 -07:00
Anthony Martin
0b209b36b6 gc: relax assignability of method receivers
The spec was adjusted in commit df410d6a4842 to allow the
implicit assignment of strutures with unexported fields in
method receivers.  This change updates the compiler.

Also moved bug322 into fixedbugs and updated golden.out
to reflect the removal of the last known bug.

Fixes #1402.

R=golang-dev, gri, rsc
CC=golang-dev
https://golang.org/cl/4526069
2011-05-24 19:48:19 -04:00
Russ Cox
5ff3336490 gc: correct handling of unexported method names in embedded interfaces
go/types: update for export data format change
reflect: require package qualifiers to match during interface check
runtime: require package qualifiers to match during interface check
test: fixed bug324, adapt to be silent

Fixes #1550.
Issue 1536 remains open.

R=gri, ken2, r
CC=golang-dev
https://golang.org/cl/4442071
2011-04-21 08:14:50 -04:00
Russ Cox
de5616fbb4 gc: print of unsafe.Pointer
Got lost when I introduced TUNSAFEPTR.

R=ken2
CC=golang-dev
https://golang.org/cl/4442046
2011-04-15 16:16:20 -04:00
Ian Lance Taylor
3dbf65871c test: adjust bug324 to expect run-time failure, not compile-time.
Failing at compile time requires that for each conversion
between two interface types the compiler compare the sets of
unexported methods to see if they come from different
packages.  Since this test will fail approximately never on
real code, and since it can't catch all cases of the problem,
I don't think it's worth testing in the compiler.  This CL
changes this test to look for a run-time panic rather than a
compile-time error.

R=gri, rsc1, iant2, rsc
CC=golang-dev
https://golang.org/cl/4332041
2011-03-29 15:03:09 -07:00
Ian Lance Taylor
61c9d3f08a test: adjust bugs/bug322 to match current spec.
R=gri, rsc1
CC=golang-dev
https://golang.org/cl/4328041
2011-03-29 06:49:21 -07:00
Robert Griesemer
ad8b0d915b bug324.go: test case for issue 1550
Also: renamed fixedbugs/bug322.go to fixedbugs/bug323.go
because we already have a bugs/bug322.go and bug322.dir.

R=rsc
CC=golang-dev
https://golang.org/cl/4219044
2011-02-24 19:29:25 -08:00
Robert Griesemer
459da21603 issue 1402: added test case
R=rsc
CC=golang-dev
https://golang.org/cl/4079063
2011-02-03 20:35:14 -08:00
Russ Cox
f4e76d8309 replace non-blocking send, receive syntax with select
R=golang-dev, nigeltao, niemeyer, r
CC=golang-dev
https://golang.org/cl/4079053
2011-01-31 18:36:28 -05:00
Russ Cox
f2b5a07453 delete float, complex - code changes
also:
	cmplx -> complex
	float64(1.0) -> 1.0
	float64(1) -> 1.0

R=gri, r, gri1, r2
CC=golang-dev
https://golang.org/cl/3991043
2011-01-19 23:09:00 -05:00
Russ Cox
12307008e9 runtime: print signal information during panic
$ 6.out
panic: runtime error: invalid memory address or nil pointer dereference

[signal 11 code=0x1 addr=0x0 pc=0x1c16]

runtime.panic+0xa7 /Users/rsc/g/go/src/pkg/runtime/proc.c:1089
	runtime.panic(0xf6c8, 0x25c010)
runtime.panicstring+0x69 /Users/rsc/g/go/src/pkg/runtime/runtime.c:88
	runtime.panicstring(0x24814, 0x0)
runtime.sigpanic+0x144 /Users/rsc/g/go/src/pkg/runtime/darwin/thread.c:465
	runtime.sigpanic()
main.f+0x16 /Users/rsc/x.go:5
	main.f()
main.main+0x1c /Users/rsc/x.go:9
	main.main()
runtime.mainstart+0xf /Users/rsc/g/go/src/pkg/runtime/amd64/asm.s:77
	runtime.mainstart()
runtime.goexit /Users/rsc/g/go/src/pkg/runtime/proc.c:149
	runtime.goexit()

R=r
CC=golang-dev
https://golang.org/cl/4036042
2011-01-18 14:15:11 -05:00
Russ Cox
dc9a3b2791 gc: align structs according to max alignment of fields
cc: same
runtime: test cc alignment (required moving #define of offsetof to runtime.h)
fix bug260

Fixes #482.
Fixes #609.

R=ken2, r
CC=golang-dev
https://golang.org/cl/3563042
2010-12-13 16:22:19 -05:00
Robert Griesemer
5667d82599 fix build
R=iant
CC=golang-dev, ken2
https://golang.org/cl/2182043
2010-09-15 17:00:00 -07:00
Ian Lance Taylor
b9988edbb6 test: Add test for //line (currently fails).
R=rsc
CC=golang-dev
https://golang.org/cl/2127045
2010-09-10 19:12:43 -07:00
Russ Cox
c6cb303a8a gc: bug299, bug300
R=ken2
CC=golang-dev
https://golang.org/cl/1731057
2010-08-03 00:53:32 -07:00
Robert Griesemer
500425ac7b bug300: literal types must not be parenthesized
( This CL is dependent on acceptance of
https://golang.org/cl/1913041/show )

R=go-dev
CC=golang-dev
https://golang.org/cl/1860045
2010-07-29 18:14:49 -07:00
Robert Griesemer
7734ad5179 bug299: parenthesized receiver types/anonymous fields are illegal
R=r
CC=golang-dev
https://golang.org/cl/1846051
2010-07-29 10:54:03 -07:00
Russ Cox
08a263a991 gc: bug291
Fixes #915.

R=ken2
CC=golang-dev
https://golang.org/cl/1856042
2010-07-15 15:17:42 -07:00
Russ Cox
17f90c68c6 gc: fix handling of types inside function bodies
Fixes #849.
Fixes #920.

R=ken2
CC=golang-dev
https://golang.org/cl/1841042
2010-07-15 14:25:50 -07:00
Russ Cox
21ff75bc0e complex divide: match C99 implementation
R=iant, ken2, r, r2, ken3
CC=golang-dev
https://golang.org/cl/1686044
2010-06-18 15:46:00 -07:00
Russ Cox
c9172fb2a3 runtime: correct fault for 16-bit divide on Leopard
R=r
CC=golang-dev
https://golang.org/cl/1703041
2010-06-14 18:07:17 -07:00
Rob Pike
dee4db0691 Add test for division by zero.
It fails with 6g. Once 6g is fixed up I will extend the value tests.

R=rsc, iant
CC=golang-dev
https://golang.org/cl/1677043
2010-06-14 15:00:19 -07:00
Robert Griesemer
fb279e7347 bug286: test case
R=r
CC=golang-dev
https://golang.org/cl/1644042
2010-06-09 16:05:00 -07:00
Russ Cox
565b5dc076 gc: new typechecking rules
* Code for assignment, conversions now mirrors spec.
* Changed some snprint -> smprint.
* Renamed runtime functions to separate
  interface conversions from type assertions:
  convT2I, assertI2T, etc.
* Correct checking of \U sequences.

Fixes #840.
Fixes #830.
Fixes #778.

R=ken2
CC=golang-dev
https://golang.org/cl/1303042
2010-06-08 18:50:02 -07:00
Russ Cox
f892540513 fix build
R=gri
CC=golang-dev
https://golang.org/cl/1616041
2010-06-08 16:14:19 -07:00
Robert Griesemer
86c9aca41e bug285: assignment compatible map keys must be accepted
R=r
CC=golang-dev
https://golang.org/cl/1473042
2010-06-03 14:58:00 -07:00
Robert Griesemer
c0b378ff5c bug284: additional conversion test case
R=r, iant
CC=golang-dev
https://golang.org/cl/1433042
2010-06-02 10:36:19 -07:00
Robert Griesemer
3b1e4b217e bug284: test cases for new conversion rules
R=rsc, r, iant
CC=golang-dev
https://golang.org/cl/1465041
2010-06-02 09:23:04 -07:00
Russ Cox
426fef5585 fix build - forgot golden.out
R=ken2
CC=golang-dev
https://golang.org/cl/1274042
2010-05-24 15:26:20 -07:00
Robert Griesemer
2034f72139 bug277: tests for conversion syntax
- accepted by gccgo, gofmt
- some not accepted by 6g
- spec revision forthcoming

R=rsc
CC=golang-dev
https://golang.org/cl/1279041
2010-05-24 13:57:34 -07:00
Ken Thompson
09b2de77b5 fix bug 275
R=rsc
CC=golang-dev
https://golang.org/cl/1198046
2010-05-20 20:56:28 -07:00
Robert Griesemer
ce7487baa8 bug275: cannot apply real() to a complex array element
R=r, ken2
CC=golang-dev
https://golang.org/cl/1260041
2010-05-19 13:10:00 -07:00
Robert Griesemer
434c4378c1 bug274: test case for issue 777
R=r, iant
CC=golang-dev
https://golang.org/cl/1195042
2010-05-13 11:52:04 -07:00
Russ Cox
32df678894 gc: bug264
Fixes #692.

R=ken2
CC=golang-dev
https://golang.org/cl/1092041
2010-05-03 17:51:48 -07:00
Russ Cox
a9425c70aa test: test of static initialization (fails)
R=ken2
CC=golang-dev
https://golang.org/cl/1090041
2010-05-03 17:21:49 -07:00
Russ Cox
b5f54db359 gc: bug267
R=ken2
CC=golang-dev
https://golang.org/cl/1067042
2010-05-03 15:29:59 -07:00
Robert Griesemer
d971f71703 6g bug: no need for parens around array index expression
where index is a composite literal

R=rsc
CC=golang-dev
https://golang.org/cl/961044
2010-04-27 13:09:32 -07:00
Russ Cox
f75d0d224f runtime: turn run time errors checks into panics
R=ken2, r
CC=golang-dev
https://golang.org/cl/871042
2010-04-01 22:31:27 -07:00
Russ Cox
63e878a750 runtime: make type assertion a runtime.Error, the first of many
R=r
CC=golang-dev
https://golang.org/cl/805043
2010-03-31 15:55:10 -07:00
Russ Cox
9b1507b050 gc: implement panic and recover
R=ken2, r, ken3
CC=golang-dev
https://golang.org/cl/831042
2010-03-31 11:46:01 -07:00
Russ Cox
00f9f0c056 single argument panic
note that sortmain.go has been run through hg gofmt;
only the formatting of the day initializers changed.
i'm happy to revert that formatting if you'd prefer.

stop on error in doc/progs/run

R=r
CC=golang-dev
https://golang.org/cl/850041
2010-03-30 10:34:57 -07:00
Russ Cox
3908c16ffe gc: bug265
Fixes #700.

R=ken2
CC=golang-dev
https://golang.org/cl/839041
2010-03-29 15:27:59 -07:00