prot := syscall.PROT_READ | syscall.PROT_WRITE
	flags := syscall.MAP_FILE | syscall.MAP_SHARED
	region, err := syscall.Mmap(int(f.Fd()), 0, size, prot, flags)
	if err != nil {
		return nil, err
	}

	return &sharedMem{f: f, region: region, removeOnClose: removeOnClose}, nil
}

// Close unmaps the shared memory and closes the temporary file. If this

	scr, err := ParseScript(s)
	if err != nil {
		panic(err)
	}
	return scr
}

// MustParseRegion is like ParseRegion, but panics if the given region cannot be
// parsed. It simplifies safe initialization of Region values.
func MustParseRegion(s string) Region {
	r, err := ParseRegion(s)
	if err != nil {
		panic(err)
	}
	return r
}

var (
	und = Tag{}

	Und Tag = Tag{}

		want     *core.Locality
	}{
		{
			"error",
			map[string]handlerFunc{"/placement/region": errorHandler, "/placement/availability-zone": errorHandler},
			&core.Locality{},
		},
		{
			"locality",
			map[string]handlerFunc{"/placement/region": regionHandler, "/placement/availability-zone": zoneHandler},
			&core.Locality{Region: "us-west-2", Zone: "us-west-2b"},
		},
	}

	for _, v := range cases {

	"os"
	"unsafe"
)

func isExecutable(protection int32) bool {
	return (protection&_VM_PROT_EXECUTE) != 0 && (protection&_VM_PROT_READ) != 0
}

// machVMInfo uses the mach_vm_region region system call to add mapping entries
// for the text region of the running process.
func machVMInfo(addMapping func(lo, hi, offset uint64, file, buildID string)) bool {
	added := false
	var addr uint64 = 0x1
	for {
		var memRegionSize uint64

// CHECK-LABEL: func @sink_const
func.func @sink_const(%arg0 : tensor<16xf32>) -> (tensor<16xf32>, tensor<f32>) {
  // Verify that the constant are sunk in the tf_device.cluster region using them
  // and removed if no other use is left.

  // Only the 2.0 and 3.0 constants are removed, the 4.0 has a use in the return
  // CHECK-NOT:"tf.Const"2.0
  // CHECK-NOT:"tf.Const"3.0

	if changed {
		tt.RemakeString()
	}
	return makeTag(tt), err
}

// Compose creates a Tag from individual parts, which may be of type Tag, Base,
// Script, Region, Variant, []Variant, Extension, []Extension or error. If a
// Base, Script or Region or slice of type Variant or Extension is passed more
// than once, the latter will overwrite the former. Variants and Extensions are

        control_tokens);
    Region region;
    Block *new_block = new Block;
    region.push_back(new_block);
    builder.setInsertionPointToEnd(&region.front());
    Operation *inner_op = builder.clone(*op);
    builder.create<YieldOp>(loc, inner_op->getResults());
    outer_op.getBody().takeBody(region);
    // Careful: We can't use outer_op.getResults(), because that also includes

                                   ConversionPatternRewriter& rewriter);

// Checks if the specified region is a binary reduction function that takes 2
// inputs, passes it to an instance of the specified reduction op and then
// returns the result.
template <typename ReductionOp>
LogicalResult MatchBinaryReduceFunction(mlir::Region& function) {
  Block& body = function.front();
  if (body.getNumArguments() != 2) return failure();

// By definition, a region starts and ends in the same goroutine.
// Regions can be nested to represent subintervals.
// For example, the following code records four regions in the execution
// trace to trace the durations of sequential steps in a cappuccino making
// operation.
//
//	trace.WithRegion(ctx, "makeCappuccino", func() {
//
//	   // orderID allows to identify a specific order
//	   // among many cappuccino order region records.

// Test that CallersFrames handles PCs in the alignment region between
// functions (int 3 on amd64) without crashing.
//
// Go will never generate a stack trace containing such an address, as it is
// not a valid call site. However, the cgo traceback function passed to
// runtime.SetCgoTraceback may not be completely accurate and may incorrect
// provide PCs in Go code or the alignment region between functions.
//