1// Copyright 2018 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5// Avoid IndexByte and IndexByteString on Plan 9 because it uses
6// SSE instructions on x86 machines, and those are classified as
7// floating point instructions, which are illegal in a note handler.
8
9//go:build !386 && (!amd64 || plan9) && !s390x && !arm && !arm64 && !loong64 && !ppc64 && !ppc64le && !mips && !mipsle && !mips64 && !mips64le && !riscv64 && !wasm
10
11package bytealg
12
13func IndexByte(b []byte, c byte) int {
14	for i, x := range b {
15		if x == c {
16			return i
17		}
18	}
19	return -1
20}
21
22func IndexByteString(s string, c byte) int {
23	for i := 0; i < len(s); i++ {
24		if s[i] == c {
25			return i
26		}
27	}
28	return -1
29}
30