stderr 'preprofile.*-i.*a(/|\\\\)default\.pgo'
stderr 'preprofile.*-i.*b(/|\\\\)default\.pgo'

# a and b built once each with PGO.
# Ideally we would check that the passed profile is the expected profile (here
# and for dependencies). Unfortunately there is no nice way to map the expected
# paths after preprocessing.
stderr -count=1 'compile.*-pgoprofile=.*a(/|\\\\)a\.go'
stderr -count=1 'compile.*-pgoprofile=.*b(/|\\\\)b\.go'

L6:(SAR(Q|L) x y) && buildcfg.GOAMD64 >= 3 => (SARX(Q|L) x y)
L7:(SHL(Q|L) x y) && buildcfg.GOAMD64 >= 3 => (SHLX(Q|L) x y)
L8:(SHR(Q|L) x y) && buildcfg.GOAMD64 >= 3 => (SHRX(Q|L) x y)
L9:
L10:// See comments in ARM64latelower.rules for why these are here.
L11:(MOVLQZX x) && zeroUpper32Bits(x,3) => x
L12:(MOVWQZX x) && zeroUpper48Bits(x,3) => x
L13:(MOVBQZX x) && zeroUpper56Bits(x,3) => x
...

//     as a type constraint in Go code
//   - if T is an uninstantiated generic type
func AssertableTo(V *Interface, T Type) bool {
	// Checker.newAssertableTo suppresses errors for invalid types, so we need special
	// handling here.
	if !isValid(T.Underlying()) {
		return false
	}
	return (*Checker)(nil).newAssertableTo(nopos, V, T, nil)
}

// AssignableTo reports whether a value of type V is assignable to a variable
// of type T.
//

[!exec:swig] skip
[!exec:g++] skip
[!cgo] skip

# CompiledGoFiles should contain 4 files:
#  a.go
#  _cgo_import.go [gc only]
#  _cgo_gotypes.go
#  a.cgo1.go
#
# These names we see here, other than a.go, will be from the build cache,
# so we just count them.

go list -f '{{.CompiledGoFiles}}' -compiled=true example/swig

stdout a\.go
[compiler:gc] stdout -count=3 $GOCACHE

// license that can be found in the LICENSE file.

package syntax

import "go/constant"

// A Type represents a type of Go.
// All types implement the Type interface.
// (This type originally lived in types2. We moved it here
// so we could depend on it from other packages without
// introducing an import cycle.)
type Type interface {
	// Underlying returns the underlying type of a type.

	ctxt.Pkgpath = *flags.Importpath
	switch *flags.Spectre {
	default:
		log.Printf("unknown setting -spectre=%s", *flags.Spectre)
		os.Exit(2)
	case "":
		// nothing
	case "index":
		// known to compiler; ignore here so people can use
		// the same list with -gcflags=-spectre=LIST and -asmflags=-spectrre=LIST
	case "all", "ret":
		ctxt.Retpoline = true
	}

	ctxt.Bso = bufio.NewWriter(os.Stdout)
	defer ctxt.Bso.Flush()

			}
		})
	}
}

// libFuzzerSupported is a copy of the function internal/platform.FuzzInstrumented,
// because the internal package can't be used here.
func libFuzzerSupported(goos, goarch string) bool {
	switch goarch {
	case "amd64", "arm64":
		// TODO(#14565): support more architectures.
		switch goos {
		case "darwin", "freebsd", "linux", "windows":

			if bytes.HasSuffix(line, []byte("ERROR HERE")) {
				re := regexp.MustCompile(regexp.QuoteMeta(fmt.Sprintf("%s:%d:", file, i+1)))
				errors = append(errors, re)
				continue
			}

			if _, frag, ok := bytes.Cut(line, []byte("ERROR HERE: ")); ok {
				re, err := regexp.Compile(fmt.Sprintf(":%d:.*%s", i+1, frag))
				if err != nil {
					t.Errorf("Invalid regexp after `ERROR HERE: `: %#q", frag)
					continue
				}

	}

	// First compute inlinability of all functions in the package.
	inline.CanInlineFuncs(pkg.Funcs, inlProfile)

	// Now we make a second pass to do devirtualization and inlining of
	// calls. Order here should not matter.
	for _, fn := range pkg.Funcs {
		DevirtualizeAndInlineFunc(fn, inlProfile)
	}

	if base.Flag.LowerL != 0 {
		// Perform a garbage collection of hidden closures functions that

}

func ABC(i, j int) int {
	r := 0

	// here v2 and v3 can be overlapped.
	clobber()
	if i < 101 {
		var v2 Vanilla
		v2.x[i] = j
		r += v2.x[j]
	}
	if j != 303 {
		var v3 Vanilla2
		v3.x[i] = j
		r += v3.x[j]
	}
	clobber()

	// not an overlap candidate (only one var of this size).
	var s Single
	s.x[i] = j
	r += s.x[j]

	// Here p1 and p2 interfere, but p1 could be overlapped with xp3 + xp4.