crypto/elliptic: delete outdated fuzz test

It had not been doing anything since CL 233939, because the Params
method was getting upgraded to the assembly one. We could make it use
genericParamsForCurve, but really we need lower-level, targeted Go 1.18
fuzz targets in nistec now.

Change-Id: I5b198a309aa90ecef9c04aaa6c107d5c0a41a44b
Reviewed-on: https://go-review.googlesource.com/c/go/+/396254
Run-TryBot: Filippo Valsorda <filippo@golang.org>
Trust: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>

diff --git a/src/crypto/elliptic/fuzz_test.go b/src/crypto/elliptic/fuzz_test.go
deleted file mode 100644 (file)
index 2b5ddae..0000000
--- a/src/crypto/elliptic/fuzz_test.go
+++ /dev/null
@@ -1,53 +0,0 @@
-// 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.
-
-//go:build amd64 || arm64 || ppc64le
-
-package elliptic
-
-import (
-       "crypto/rand"
-       "testing"
-       "time"
-)
-
-func TestFuzz(t *testing.T) {
-       p256 := P256()
-       p256Generic := p256.Params()
-
-       var scalar1 [32]byte
-       var scalar2 [32]byte
-       var timeout *time.Timer
-
-       if testing.Short() {
-               timeout = time.NewTimer(10 * time.Millisecond)
-       } else {
-               timeout = time.NewTimer(2 * time.Second)
-       }
-
-       for {
-               select {
-               case <-timeout.C:
-                       return
-               default:
-               }
-
-               rand.Read(scalar1[:])
-               rand.Read(scalar2[:])
-
-               x, y := p256.ScalarBaseMult(scalar1[:])
-               x2, y2 := p256Generic.ScalarBaseMult(scalar1[:])
-
-               xx, yy := p256.ScalarMult(x, y, scalar2[:])
-               xx2, yy2 := p256Generic.ScalarMult(x2, y2, scalar2[:])
-
-               if x.Cmp(x2) != 0 || y.Cmp(y2) != 0 {
-                       t.Fatalf("ScalarBaseMult does not match reference result with scalar: %x, please report this error to security@golang.org", scalar1)
-               }
-
-               if xx.Cmp(xx2) != 0 || yy.Cmp(yy2) != 0 {
-                       t.Fatalf("ScalarMult does not match reference result with scalars: %x and %x, please report this error to security@golang.org", scalar1, scalar2)
-               }
-       }
-}