// license that can be found in the LICENSE file.

package p4

type Pair[T1 interface{ M() }, T2 ~int] struct {
	f1 T1
	f2 T2
}

func NewPair[T1 interface{ M() }, T2 ~int](v1 T1, v2 T2) Pair[T1, T2] {
	return Pair[T1, T2]{f1: v1, f2: v2}
}

func (p Pair[X1, _]) First() X1 {
	return p.f1
}

func (p Pair[_, X2]) Second() X2 {
	return p.f2
}

// Deprecated: Use something else.

// Copyright 2018 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 issue26743

import "C"

)

const (
	ConversionConst = MyInt(5)
)

// Variables from function calls.
var (
	V = ptwo.F()
	// Deprecated: use WError.
	VError = BarE()
	V1     = Bar1(1, 2, 3)
	V2     = ptwo.G()
)

// Variables with conversions:
var (
	StrConv  = string("foo")
	ByteConv = []byte("foo")
)

var ChecksumError = ptwo.NewError("gzip checksum error")

const B0 = 2

	{"VS56", "VS56"},
	{"VS57", "VS57"},
	{"VS58", "VS58"},
	{"VS59", "VS59"},
	{"VS60", "VS60"},
	{"VS61", "VS61"},
	{"VS62", "VS62"},
	{"VS63", "VS63"},
	{"V0", "V0"},
	{"V1", "V1"},
	{"V2", "V2"},
	{"V3", "V3"},
	{"V4", "V4"},
	{"V5", "V5"},
	{"V6", "V6"},
	{"V7", "V7"},
	{"V8", "V8"},
	{"V9", "V9"},
	{"V10", "V10"},
	{"V11", "V11"},
	{"V12", "V12"},
	{"V13", "V13"},

constant. It can do this by reading object files. If cgo has decided
that t1 is a type, v2 and v3 are variables or functions, and i4, i5
are integer constants, u6 is an unsigned integer constant, and f7 and f8
are float constants, and s9 and s10 are string constants, it generates:

	<preamble>
	__typeof__(t1) *__cgo__1;
	__typeof__(v2) *__cgo__2;
	__typeof__(v3) *__cgo__3;
	__typeof__(i4) *__cgo__4;

	}
}

// registerList parses an ARM or ARM64 register list expression, a list of
// registers in []. There may be comma-separated ranges or individual
// registers, as in [R1,R3-R5] or [V1.S4, V2.S4, V3.S4, V4.S4].
// For ARM, only R0 through R15 may appear.
// For ARM64, V0 through V31 with arrangement may appear.
//
// For 386/AMD64 register list specifies 4VNNIW-style multi-source operand.

func (p *Package) gccCmd() []string {
	c := append(gccBaseCmd,
		"-w",          // no warnings
		"-Wno-error",  // warnings are not errors
		"-o"+gccTmp(), // write object to tmp
		"-gdwarf-2",   // generate DWARF v2 debugging symbols
		"-c",          // do not link
		"-xc",         // input language is C
	)
	if p.GccIsClang {
		c = append(c,
			"-ferror-limit=0",