(And32  (Const32 [c])  (Const32 [d]))  => (Const32 [c&d])
(And64  (Const64 [c])  (Const64 [d]))  => (Const64 [c&d])

(Or8   (Const8 [c])   (Const8 [d]))   => (Const8  [c|d])
(Or16  (Const16 [c])  (Const16 [d]))  => (Const16 [c|d])
(Or32  (Const32 [c])  (Const32 [d]))  => (Const32 [c|d])
(Or64  (Const64 [c])  (Const64 [d]))  => (Const64 [c|d])

(Xor8   (Const8 [c])   (Const8 [d]))   => (Const8  [c^d])

	// imports
	imports      map[string]int
	hasDotImp    bool // if set, package contains a dot import
	importByName map[string]string

	// declarations
	values []*Value // consts and vars
	order  int      // sort order of const and var declarations (when we can't use a name)
	types  map[string]*namedType
	funcs  methodSet

	// support for package-local shadowing of predeclared types
	shadowedPredecl map[string]bool

echo
echo "//go:build ${GOARCH} && ${GOOS}"
echo
go tool cgo -godefs -- "$@" _const.go >_error.out
cat _error.out | grep -vf _error.grep | grep -vf _signal.grep
echo
echo '// Errors'
echo 'const ('
cat _error.out | grep -f _error.grep | sed 's/=\(.*\)/= syscall.Errno(\1)/'
echo ')'

echo
echo '// Signals'
echo 'const ('
cat _error.out | grep -f _signal.grep | sed 's/=\(.*\)/= syscall.Signal(\1)/'
echo ')'

			}
			p.advance(_Import, _Const, _Type, _Var, _Func)
			continue
		}

		// Reset p.pragma BEFORE advancing to the next token (consuming ';')
		// since comments before may set pragmas for the next function decl.
		p.clearPragma()

		if p.tok != _EOF && !p.got(_Semi) {
			p.syntaxError("after top level declaration")
			p.advance(_Import, _Const, _Type, _Var, _Func)
		}
	}
	// p.tok == _EOF

//go:build 386 && linux

// Code generated by cmd/cgo -godefs; DO NOT EDIT.
// cgo -godefs -- -Wall -Werror -static -I/tmp/386/include -m32 _const.go

package unix

import "syscall"

const (
	B1000000                         = 0x1008
	B115200                          = 0x1002
	B1152000                         = 0x1009
	B1500000                         = 0x100a

//go:build arm64 && linux

// Code generated by cmd/cgo -godefs; DO NOT EDIT.
// cgo -godefs -- -Wall -Werror -static -I/tmp/arm64/include -fsigned-char _const.go

package unix

import "syscall"

const (
	B1000000                         = 0x1008
	B115200                          = 0x1002
	B1152000                         = 0x1009
	B1500000                         = 0x100a

  %index_in_list = "tf.Const"() {value = dense<0> : tensor<1xi32>} : () -> tensor<1xi32>
  %arg0_shape = "tf.Const"() {value = dense<[1, 8, 4]> : tensor<3xi32>} : () -> tensor<3xi32>
  %arg0_reshaped = "tf.Reshape"(%arg0, %arg0_shape) : (tensor<8x4xf32>, tensor<3xi32>) -> tensor<1x8x4xf32>
  %zeroi2 = "tf.Const"() {value = dense<0> : tensor<2xi32>} : () -> tensor<2xi32>

//go:build amd64 && linux

// Code generated by cmd/cgo -godefs; DO NOT EDIT.
// cgo -godefs -- -Wall -Werror -static -I/tmp/amd64/include -m64 _const.go

package unix

import "syscall"

const (
	B1000000                         = 0x1008
	B115200                          = 0x1002
	B1152000                         = 0x1009
	B1500000                         = 0x100a

// mkerrors.sh -m64
// Code generated by the command above; DO NOT EDIT.

// Created by cgo -godefs - DO NOT EDIT
// cgo -godefs -- -m64 _const.go

//go:build amd64 && solaris

package syscall

const (
	AF_802                        = 0x12
	AF_APPLETALK                  = 0x10
	AF_CCITT                      = 0xa
	AF_CHAOS                      = 0x5
	AF_DATAKIT                    = 0x9
	AF_DECnet                     = 0xc

		scope: d.file,
	}

	// Const and var declarations must not have initialization
	// cycles. We track them by remembering the current declaration
	// in check.decl. Initialization expressions depending on other
	// consts, vars, or functions, add dependencies to the current
	// check.decl.
	switch obj := obj.(type) {
	case *Const:
		check.decl = d // new package-level const decl