What version of Go are you using (go version
)?
$ go version go version go1.26-devel_f11599b0b9 Thu Jul 24 10:50:32 2025 -0700 darwin/arm64
Does this issue reproduce with the latest release?
No
What operating system and processor architecture are you using (go env
)?
go env
Output
$ go env AR='ar' CC='clang' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_ENABLED='1' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' CXX='clang++' GCCGO='gccgo' GO111MODULE='' GOARCH='arm64' GOARM64='v8.0' GOAUTH='netrc' GOBIN='' GOCACHE='/Users/yoshikishibata/Library/Caches/go-build' GOCACHEPROG='' GODEBUG='' GOENV='/Users/yoshikishibata/Library/Application Support/go/env' GOEXE='' GOEXPERIMENT='' GOFIPS140='off' GOFLAGS='' GOGCCFLAGS='-fPIC -arch arm64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -ffile-prefix-map=/var/folders/qn/tk45rt715m19dkddkmn919240000gn/T/go-build2401287281=/tmp/go-build -gno-record-gcc-switches -fno-common' GOHOSTARCH='arm64' GOHOSTOS='darwin' GOINSECURE='' GOMOD='/Users/yoshikishibata/tools/go/src/go.mod' GOMODCACHE='/Users/yoshikishibata/gocode/pkg/mod' GONOPROXY='github.com/x-asia/*' GONOSUMDB='github.com/x-asia/*' GOOS='darwin' GOPATH='/Users/yoshikishibata/gocode' GOPRIVATE='github.com/x-asia/*' GOPROXY='https://proxy.golang.org,direct' GOROOT='/Users/yoshikishibata/tools/go' GOSUMDB='sum.golang.org' GOTELEMETRY='local' GOTELEMETRYDIR='/Users/yoshikishibata/Library/Application Support/go/telemetry' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/Users/yoshikishibata/tools/go/pkg/tool/darwin_arm64' GOVCS='' GOVERSION='go1.26-devel_f11599b0b9 Thu Jul 24 10:50:32 2025 -0700' GOWORK='' PKG_CONFIG='pkg-config' GOROOT/bin/go version: go version go1.26-devel_f11599b0b9 Thu Jul 24 10:50:32 2025 -0700 darwin/arm64 uname -v: Darwin Kernel Version 24.5.0: Tue Apr 22 19:54:49 PDT 2025; root:xnu-11417.121.6~2/RELEASE_ARM64_T6000 ProductName: macOS ProductVersion: 15.5 BuildVersion: 24F74 lldb --version: lldb-1700.0.9.502 Apple Swift version 6.1.2 (swiftlang-6.1.2.1.2 clang-1700.0.13.5)
What did you do?
To rebuild the latest tip version, just run all.bash
under src
directory.
What did you expect to see?
No error
What did you see instead?
% ./all.bash [~/tools/go/src]
Building Go cmd/dist using /usr/local/go. (go1.24.5 darwin/arm64)
Building Go toolchain1 using /usr/local/go.
# bootstrap/cmd/compile/internal/ssa
../../../../src/cmd/compile/internal/ssa/looprotate.go:85: loopnest.calculateDepths undefined (type *loopnest has no field or method calculateDepths)
go tool dist: FAILED: /usr/local/go/bin/go install -tags=math_big_pure_go compiler_bootstrap purego bootstrap/cmd/...: exit status 1
Comment From: dims
5045fdd8ff cmd/compile: fix containsUnavoidableCall computation
seems to be the culprit.
if i drop the commit above then it make.bash
works fine.
I see the same issue on ubuntu as well.
❯ git log --oneline -1 | tee
5045fdd8ff cmd/compile: fix containsUnavoidableCall computation
❯ ./make.bash
Building Go cmd/dist using /opt/homebrew/Cellar/go/1.24.5/libexec. (go1.24.5 darwin/arm64)
Building Go toolchain1 using /opt/homebrew/Cellar/go/1.24.5/libexec.
# bootstrap/cmd/compile/internal/ssa
../../../../src/cmd/compile/internal/ssa/looprotate.go:85: loopnest.calculateDepths undefined (type *loopnest has no field or method calculateDepths)
go tool dist: FAILED: /opt/homebrew/Cellar/go/1.24.5/libexec/bin/go install -tags=math_big_pure_go compiler_bootstrap purego bootstrap/cmd/...: exit status 1
❯ git reset --hard HEAD~1
HEAD is now at d28b27cd8e go/types, types2: use nil to represent incomplete explicit aliases
❯ git log --oneline -1 | tee
d28b27cd8e go/types, types2: use nil to represent incomplete explicit aliases
❯ ./make.bash
Building Go cmd/dist using /opt/homebrew/Cellar/go/1.24.5/libexec. (go1.24.5 darwin/arm64)
Building Go toolchain1 using /opt/homebrew/Cellar/go/1.24.5/libexec.
Building Go bootstrap cmd/go (go_bootstrap) using Go toolchain1.
Building Go toolchain2 using go_bootstrap and Go toolchain1.
Building Go toolchain3 using go_bootstrap and Go toolchain2.
Building packages and commands for darwin/arm64.
---
Installed Go for darwin/arm64 in /Users/dsrinivas/go/src/github.com/golang/go
Installed commands in /Users/dsrinivas/go/src/github.com/golang/go/bin
*** You need to add /Users/dsrinivas/go/src/github.com/golang/go/bin to your PATH.
Comment From: randall77
CL 690036 fixes it.
Comment From: gopherbot
Change https://go.dev/cl/690036 mentions this issue: cmd/compile: remove no-longer-necessary call to calculateDepths
Comment From: dims
thanks @randall77 !