if os.Getenv("GO_NMTEST_IS_NM") != "" {
		main()
		os.Exit(0)
	}

	os.Setenv("GO_NMTEST_IS_NM", "1") // Set for subprocesses to inherit.
	os.Exit(m.Run())
}

// nmPath returns the path to the "nm" binary to run.
func nmPath(t testing.TB) string {
	t.Helper()
	testenv.MustHaveExec(t)

	nmPathOnce.Do(func() {
		nmExePath, nmPathErr = os.Executable()
	})
	if nmPathErr != nil {
		t.Fatal(nmPathErr)
	}

	// ppc64x:"FMADD"
	// riscv64:"FMADDD"
	return math.FMA(x, y, z)
}

func fms(x, y, z float64) float64 {
	// riscv64:"FMSUBD"
	return math.FMA(x, y, -z)
}

func fnms(x, y, z float64) float64 {
	// riscv64:"FNMSUBD",-"FNMADDD"
	return math.FMA(-x, y, z)
}

func fnma(x, y, z float64) float64 {
	// riscv64:"FNMADDD",-"FNMSUBD"
	return math.FMA(x, -y, -z)
}

// 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 math

import "internal/goarch"

const MaxUintptr = ^uintptr(0)

// MulUintptr returns a * b and whether the multiplication overflowed.
// On supported platforms this is an intrinsic lowered by the compiler.
func MulUintptr(a, b uintptr) (uintptr, bool) {

Meghna Natraj <******@****.***> 1657816346 -0700

Christian Sigg <******@****.***> 1714640622 -0700

David P. Baker <******@****.***> 1641482883 -0800

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package math

// The original C code, the long comment, and the constants
// below were from http://netlib.sandia.gov/cephes/cmath/sin.c,
// available from http://www.netlib.org/cephes/cmath.tgz.
// The go code is a simplified version of the original C.
//      tanh.c
//
//      Hyperbolic tangent
//
// SYNOPSIS:

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package math

/*
	Floating-point arctangent.
*/

// The original C code, the long comment, and the constants below were
// from http://netlib.sandia.gov/cephes/cmath/atan.c, available from
// http://www.netlib.org/cephes/cmath.tgz.
// The go code is a version of the original C.
//
// atan.c
// Inverse circular tangent (arctangent)

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package math

/*
	Floating-point tangent.
*/

// The original C code, the long comment, and the constants
// below were from http://netlib.sandia.gov/cephes/cmath/sin.c,
// available from http://www.netlib.org/cephes/cmath.tgz.
// The go code is a simplified version of the original C.
//
//      tan.c
//
//      Circular tangent

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package math

/*
	Floating-point sine and cosine.
*/

// The original C code, the long comment, and the constants
// below were from http://netlib.sandia.gov/cephes/cmath/sin.c,
// available from http://www.netlib.org/cephes/cmath.tgz.
// The go code is a simplified version of the original C.
//
//      sin.c
//