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opt / golang / 1.19.4 / src / cmd / compile / internal / types2 / testdata / check /

📁 ..
📄 blank.go(203 B)
📄 builtins0.go(23.81 KB)
📄 builtins1.go(5.46 KB)
📄 chans.go(1.66 KB)
📄 compliterals.go(442 B)
📄 const0.go(9.18 KB)
📄 const1.go(8.56 KB)
📄 constdecl.go(3.67 KB)
📄 conversions0.go(1.71 KB)
📄 conversions1.go(5.07 KB)
📄 cycles0.go(2.85 KB)
📄 cycles1.go(781 B)
📄 cycles2.go(1.12 KB)
📄 cycles3.go(675 B)
📄 cycles4.go(2.03 KB)
📄 cycles5.go(2.98 KB)
📄 decls0.go(3.97 KB)
📄 decls1.go(3.6 KB)
📁 decls2
📄 decls3.go(4.24 KB)
📄 decls4.go(3.1 KB)
📄 decls5.go(363 B)
📄 errors.go(2.16 KB)
📄 expr0.go(3.7 KB)
📄 expr1.go(2.61 KB)
📄 expr2.go(4.92 KB)
📄 expr3.go(15.42 KB)
📄 funcinference.go(2.07 KB)
📄 go1_12.go(1.07 KB)
📄 go1_13.go(402 B)
📄 go1_16.go(343 B)
📄 go1_8.go(333 B)
📄 gotos.go(5.77 KB)
📄 importC.go(1.23 KB)
📁 importdecl0
📁 importdecl1
📄 init0.go(1.91 KB)
📄 init1.go(1.46 KB)
📄 init2.go(3.51 KB)
📁 issue25008
📄 issues0.go(11.44 KB)
📄 issues1.go(6.02 KB)
📄 labels.go(3.25 KB)
📄 linalg.go(2.24 KB)
📄 literals.go(2.35 KB)
📄 main0.go(361 B)
📄 main1.go(250 B)
📄 map0.go(2.82 KB)
📄 map1.go(3.4 KB)
📄 methodsets.go(3.44 KB)
📄 shifts.go(12.62 KB)
📄 slices.go(1.51 KB)
📄 stmt0.go(18.68 KB)
📄 stmt1.go(3.31 KB)
📄 typeinference.go(1.38 KB)
📄 typeinst0.go(1.62 KB)
📄 typeinst1.go(5.65 KB)
📄 typeinstcycles.go(384 B)
📄 typeparams.go(15.06 KB)
📄 unions.go(2.15 KB)
📄 vardecl.go(5.47 KB)

Editing: conversions0.go

// Copyright 2012 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.

// conversions

package conversions

import "unsafe"

// argument count
var (
	_ = int() /* ERROR "missing argument" */
	_ = int(1, 2 /* ERROR "too many arguments" */ )
)

// numeric constant conversions are in const1.src.

func string_conversions() {
	const A = string(65)
	assert(A == "A")
	const E = string(-1)
	assert(E == "\uFFFD")
	assert(E == string(1234567890))

type myint int
	assert(A == string(myint(65)))

type mystring string
	const _ mystring = mystring("foo")

const _ = string(true /* ERROR "cannot convert" */ )
	const _ = string(1.2 /* ERROR "cannot convert" */ )
	const _ = string(nil /* ERROR "cannot convert" */ )

// issues 11357, 11353: argument must be of integer type
	_ = string(0.0 /* ERROR "cannot convert" */ )
	_ = string(0i /* ERROR "cannot convert" */ )
	_ = string(1 /* ERROR "cannot convert" */ + 2i)
}

func interface_conversions() {
	type E interface{}

type I1 interface{
		m1()
	}

type I2 interface{
		m1()
		m2(x int)
	}

type I3 interface{
		m1()
		m2() int
	}

var e E
	var i1 I1
	var i2 I2
	var i3 I3

_ = E(0)
	_ = E(nil)
	_ = E(e)
	_ = E(i1)
	_ = E(i2)

_ = I1(0 /* ERROR "cannot convert" */ )
	_ = I1(nil)
	_ = I1(i1)
	_ = I1(e /* ERROR "cannot convert" */ )
	_ = I1(i2)

_ = I2(nil)
	_ = I2(i1 /* ERROR "cannot convert" */ )
	_ = I2(i2)
	_ = I2(i3 /* ERROR "cannot convert" */ )

_ = I3(nil)
	_ = I3(i1 /* ERROR "cannot convert" */ )
	_ = I3(i2 /* ERROR "cannot convert" */ )
	_ = I3(i3)

// TODO(gri) add more tests, improve error message
}

func issue6326() {
	type T unsafe.Pointer
	var x T
	_ = uintptr(x) // see issue 6326
}

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Editing: conversions0.go

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