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go/test/assign.go
Russ Cox a338231526 gc: five bug fixes, one better error.
* check for struct literal assignment to private fields.
* record, fix crash involving parallel map assignment.
* avoid infinite recursion in exportassignok.
* make floating point bounds check precise.
* avoid crash on invalid receiver.

* add context to error about implicit assignment.

Fixes #86.
Fixes #88.
Fixes #158.
Fixes #174.
Fixes #201.
Fixes #204.

R=ken2
https://golang.org/cl/154144
2009-11-15 12:57:09 -08:00

46 lines
711 B
Go

// errchk $G -e $D/$F.go
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import "sync"
type T struct {
int;
sync.Mutex;
}
func main() {
{
var x, y sync.Mutex;
x = y; // ERROR "assignment.*Mutex"
_ = x;
}
{
var x, y T;
x = y; // ERROR "assignment.*Mutex"
_ = x;
}
{
var x, y [2]sync.Mutex;
x = y; // ERROR "assignment.*Mutex"
_ = x;
}
{
var x, y [2]T;
x = y; // ERROR "assignment.*Mutex"
_ = x;
}
{
x := sync.Mutex{0, 0}; // ERROR "assignment.*Mutex"
_ = x;
}
{
x := sync.Mutex{key: 0}; // ERROR "(unknown|assignment).*Mutex"
_ = x;
}
}