crypto/des: error in comment #41398
Description
What version of Go are you using (go version)?
$ go version 1.14.4
Does this issue reproduce with the latest release?
Yes, in the master-branch.
What operating system and processor architecture are you using (go env)?
- OS: Windows10 (64bit);
- Arch: amd64
go env Output
$ go env set GO111MODULE= set GOARCH=amd64 set GOBIN= set GOCACHE=C:\Users\***\AppData\Local\go-build set GOENV=C:\Users\***\AppData\Roaming\go\env set GOEXE=.exe set GOFLAGS= set GOHOSTARCH=amd64 set GOHOSTOS=windows set GOINSECURE= set GONOPROXY= set GONOSUMDB= set GOOS=windows set GOPATH=C:\*** set GOPRIVATE= set GOPROXY=https://goproxy.cn,https://proxy.golang.org,direct set GOROOT=C:\*** set GOSUMDB=sum.golang.org set GOTMPDIR= set GOTOOLDIR=C:\***\pkg\tool\windows_amd64 set GCCGO=gccgo set AR=ar set CC=gcc set CXX=g++ set CGO_ENABLED=1 set GOMOD= set CGO_CFLAGS=-g -O2 set CGO_CPPFLAGS= set CGO_CXXFLAGS=-g -O2 set CGO_FFLAGS=-g -O2 set CGO_LDFLAGS=-g -O2 set PKG_CONFIG=pkg-config set GOGCCFLAGS=-m64 -mthreads -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=C:***\AppData\Local\Temp\go-build153534510=/tmp/go-build -gno-record-gcc-switches
What did you do?
I found a comment error in src/crypto/des/block.go in line 130:
// block is now b1 b3 b5 b7 b0 b2 b4 b7, the permutation:What did you expect to see?
I think it should be :
// block is now b1 b3 b5 b7 b0 b2 b4 b6, the permutation:the last byte may should be "b6" instead of "b7"