cmd/compile: internal compiler error: assigning XXX (type driver.Value) to parameter <S> (type interface {}) #50169
Description
What version of Go are you using (go version)?
$ go1.18beta1 version go version go1.18beta1 darwin/amd64
Does this issue reproduce with the latest release?
Yes (latest beta release + tip on go.dev/play)
What operating system and processor architecture are you using (go env)?
go env Output
$ go1.18beta1 env GO111MODULE="" GOARCH="amd64" GOBIN="" GOCACHE="/Users/lincoln.stoll/Library/Caches/go-build" GOENV="/Users/lincoln.stoll/Library/Application Support/go/env" GOEXE="" GOEXPERIMENT="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="darwin" GOINSECURE="" GOMODCACHE="/Users/lincoln.stoll/go/pkg/mod" GONOPROXY="git.dev.pardot.com,git.soma.salesforce.com,github.com/heroku" GONOSUMDB="git.dev.pardot.com,git.soma.salesforce.com,github.com/heroku" GOOS="darwin" GOPATH="/Users/lincoln.stoll/go" GOPRIVATE="git.dev.pardot.com,git.soma.salesforce.com,github.com/heroku" GOPROXY="https://proxy.golang.org,direct" GOROOT="/Users/lincoln.stoll/sdk/go1.18beta1" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/Users/lincoln.stoll/sdk/go1.18beta1/pkg/tool/darwin_amd64" GOVCS="" GOVERSION="go1.18beta1" GCCGO="gccgo" GOAMD64="v1" AR="ar" CC="clang" CXX="clang++" CGO_ENABLED="1" GOMOD="/Users/lincoln.stoll/src/identity/go.mod" GOWORK="" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -arch x86_64 -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/k6/4px2pzjx1_j28kh4wh0cfbxc0000gq/T/go-build4237473592=/tmp/go-build -gno-record-gcc-switches -fno-common"
What did you do?
Received an internal compiler error running go 1.18 beta against an existing codebase.
$ go1.18beta1 run errorer.go
# command-line-arguments
./errorer.go:21:33: internal compiler error: assigning encv (type driver.Value) to parameter <S> (type interface {})
Please file a bug report including a short program that triggers the error.
The smallest repro code to cause this can be found at https://go.dev/play/p/lrcypQGydEi?v=gotip , where the compiler error is also evident.
What did you expect to see?
Successful compilation, works on 1.17 and earlier releases.
What did you see instead?
Internal compilation error, with request to file a bug report.