}
		}
	}
	// Trim configured trim prefixes.
	trimPaths := append(filepath.SplitList(filepath.ToSlash(trimPath)), "/proc/self/cwd/./", "/proc/self/cwd/")
	for _, trimPath := range trimPaths {
		if !strings.HasSuffix(trimPath, "/") {
			trimPath += "/"
		}
		if strings.HasPrefix(sPath, trimPath) {
			return path[len(trimPath):]
		}
	}
	return path
}

[!buildmode:plugin] skip
[short] skip
[!cgo] skip '-buildmode=plugin requires external linking'

go build -trimpath -buildvcs=false -buildmode=plugin -o a.so main.go
go build -trimpath -buildvcs=false -buildmode=plugin -o b.so main.go
cmp -q a.so b.so

-- main.go --
package main

stderr 'compile.*-p runtime.*-pgoprofile=.*'

# check that the build ID is different
go list -export -json=BuildID -pgo=prof triv.go
! cmp stdout list.out

# build with trimpath, buildinfo path should be trimmed
go build -x -pgo=prof -trimpath -o triv.exe triv.go

# check that path is trimmed
go version -m triv.exe
stdout 'build\s+-pgo=prof'

-- prof --
-- triv.go --
package main
func main() {}

// test, we can just look at the runtime call stack. However, bazel compiles go
// binaries with the -trimpath option so the simple approach fails however we
// can consult environment variables to derive the path.
//
// The approach taken here works for both go test and bazel on the assumption
// that if and only if trimpath is passed, we are running under bazel.
func pkgPath(t Logger) (string, error) {

		return c
	}
	// Some process parallelism. Set c to min(4, maxprocs).
	if c > 4 {
		c = 4
	}
	return c
}

// trimpath returns the -trimpath argument to use
// when compiling the action.
func (a *Action) trimpath() string {
	// Keep in sync with Builder.ccompile
	// The trimmed paths are a little different, but we need to trim in the
	// same situations.

// test, we can just look at the runtime call stack. However, bazel compiles go
// binaries with the -trimpath option so the simple approach fails however we
// can consult environment variables to derive the path.
//
// The approach taken here works for both go test and bazel on the assumption
// that if and only if trimpath is passed, we are running under bazel.
func pkgPath(t Logger) (string, error) {

		SampleValue:       value,
		SampleMeanDivisor: meanDiv,
		SampleType:        stype,
		SampleUnit:        sample.Unit,

		OutputUnit: cfg.Unit,

		SourcePath: cfg.SourcePath,
		TrimPath:   cfg.TrimPath,

		IntelSyntax: cfg.IntelSyntax,
	}

	if len(p.Mapping) > 0 && p.Mapping[0].File != "" {
		ropt.Title = filepath.Base(p.Mapping[0].File)
	}

	return ropt, nil
}

build-debugging:
	@(env bash $(PWD)/docs/debugging/build.sh)

build: checks build-debugging ## builds minio to $(PWD)
	@echo "Building minio binary to './minio'"
	@CGO_ENABLED=0 go build -tags kqueue -trimpath --ldflags "$(LDFLAGS)" -o $(PWD)/minio 1>/dev/null

hotfix-vars:

	var trimpath []string
	for i := range cgofiles {
		path := mkAbs(p.Dir, cgofiles[i])
		if opath, ok := fsys.OverlayPath(path); ok {
			cgofiles[i] = opath
			trimpath = append(trimpath, opath+"=>"+path)
		}
	}
	if len(trimpath) > 0 {
		cgoflags = append(cgoflags, "-trimpath", strings.Join(trimpath, ";"))
	}

*/
func TestStack(t *testing.T) {
	b := T(0).method()
	lines := strings.Split(string(b), "\n")
	if len(lines) < 6 {
		t.Fatal("too few lines")
	}

	// If built with -trimpath, file locations should start with package paths.
	// Otherwise, file locations should start with a GOROOT/src prefix
	// (for whatever value of GOROOT is baked into the binary, not the one
	// that may be set in the environment).