)

replace x.1 v1.4.0 => ../z
-- go.work.want_json --
{
	"Go": "1.19",
	"Use": [
		{
			"DiskPath": "../a"
		},
		{
			"DiskPath": "./b"
		}
	],
	"Replace": [
		{
			"Old": {
				"Path": "x.1",
				"Version": "v1.4.0"
			},
			"New": {
				"Path": "../z"
			}
		}
	]
}
-- unformatted --
go 1.18
 use (
 a
  b
  c
  )
  replace (

	if pclntab, err = loadPlan9Table(f.plan9, "runtime.pclntab", "runtime.epclntab"); err != nil {
		// We didn't find the symbols, so look for the names used in 1.3 and earlier.
		// TODO: Remove code looking for the old symbols when we no longer care about 1.3.
		var err2 error
		if pclntab, err2 = loadPlan9Table(f.plan9, "pclntab", "epclntab"); err2 != nil {
			return 0, nil, nil, err
		}
	}

		// the first time we connect to a given database.
		return []byte{}, nil
	}
	return data, err
}

// WriteConfig rewrites the latest tree head.
func (*dbClient) WriteConfig(file string, old, new []byte) error {
	if file == "key" {
		// Should not happen.
		return fmt.Errorf("cannot write key")
	}
	if cfg.SumdbDir == "" {
		return fmt.Errorf("could not locate sumdb file: missing $GOPATH: %s",

	register(cftypeFix)
}

var cftypeFix = fix{
	name:     "cftype",
	date:     "2017-09-27",
	f:        cftypefix,
	desc:     `Fixes initializers and casts of C.*Ref and JNI types`,
	disabled: false,
}

// Old state:
//
//	type CFTypeRef unsafe.Pointer
//
// New state:
//
//	type CFTypeRef uintptr
//
// and similar for other *Ref types.
// This fix finds nils initializing these types and replaces the nils with 0s.

cp go.mod.21 go.mod
! go run .
stderr 'panic: panic called with nil argument'

! go run rsc.io/panicnil
stderr 'panic: panic called with nil argument'

# Programs in Go 1.20 work module use old panic nil behavior.
cp go.mod.20 go.mod
! go run .
stderr 'panic: nil'

! go run rsc.io/panicnil
stderr 'panic: nil'

# Programs in no module at all should use their go.mod file.
rm go.mod

		// fall back to using absolute line numbers, which is better
		// than nothing.
		return NamedEdgeMap{}, 0, fmt.Errorf("profile missing Function.start_line data (Go version of profiled application too old? Go 1.20+ automatically adds this to profiles)")
	}
	return postProcessNamedEdgeMap(weight, totalWeight)
}

func sortByWeight(edges []NamedCallEdge, weight map[NamedCallEdge]int64) {

  @CollectionSize.Require(ZERO)
  public void testPutPresentKeyDifferentValue() {
    getMap().put(k0(), v0());
    getMap().put(k0(), v1());
    // verify that the bimap is changed, and that the old inverse mapping
    // from v1 -> v0 is deleted
    expectContents(Helpers.mapEntry(k0(), v1()));
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(ZERO)
  public void putDistinctKeysDistinctValues() {

    doTestSet(e3());
  }

  private void doTestSet(E newValue) {
    int index = aValidIndex();
    E initialValue = getList().get(index);
    assertEquals(
        "set(i, x) should return the old element at position i.",
        initialValue,
        getList().set(index, newValue));
    assertEquals("After set(i, x), get(i) should return x", newValue, getList().get(index));

  @CollectionSize.Require(ZERO)
  public void testPutPresentKeyDifferentValue() {
    getMap().put(k0(), v0());
    getMap().put(k0(), v1());
    // verify that the bimap is changed, and that the old inverse mapping
    // from v1 -> v0 is deleted
    expectContents(Helpers.mapEntry(k0(), v1()));
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(ZERO)
  public void putDistinctKeysDistinctValues() {

    doTestSet(e3());
  }

  private void doTestSet(E newValue) {
    int index = aValidIndex();
    E initialValue = getList().get(index);
    assertEquals(
        "set(i, x) should return the old element at position i.",
        initialValue,
        getList().set(index, newValue));
    assertEquals("After set(i, x), get(i) should return x", newValue, getList().get(index));