// iteration support for a recursive tree data structure
type Tree[K cmp.Ordered, V any] struct {
	left, right *Tree[K, V]
	key         K
	value       V
}

func (t *Tree[K, V]) walk(yield func(key K, val V) bool) bool {
	return t == nil || t.left.walk(yield) && yield(t.key, t.value) && t.right.walk(yield)
}

func (t *Tree[K, V]) Walk(yield func(key K, val V) bool) {
	t.walk(yield)

          <name>root</name>
          <version>4.1.0+</version>
          <description>
            Indicates that this project is the root project, located in the upper directory of the source tree.
            This is the directory which may contain the .mvn directory.

            @since Maven 4.0.0
          </description>
          <type>boolean</type>
          <defaultValue>false</defaultValue>

							<licenseFamilyCategory>LGPL</licenseFamilyCategory>
							<licenseFamilyName>GNU Lesser General Public License</licenseFamilyName>
							<notes />
							<patterns>
								<pattern>This library is free software; you can redistribute it</pattern>
								<pattern>GNU Lesser General Public License</pattern>
							</patterns>
						</license>
					</licenses>
					<licenseFamilies>

    <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/maven.git</developerConnection>
    <tag>maven-4.0.0-beta-3</tag>
    <url>https://github.com/apache/maven/tree/${project.scm.tag}</url>
  </scm>
  <issueManagement>
    <system>jira</system>
    <url>https://issues.apache.org/jira/browse/MNG</url>
  </issueManagement>
  <ciManagement>
    <system>Jenkins</system>

            <pgp value="6DD3B8C64EF75253BEB2C53AD908A43FB7EC07AC"/>
         </artifact>
      </component>
      <component group="com.swoval" name="file-tree-views" version="2.1.12">
         <artifact name="file-tree-views-2.1.12.jar">
            <pgp value="EE2CFEB6A2AECF44C781C5C3DCD5181297A43D24"/>
         </artifact>
      </component>

    <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/maven.git</developerConnection>
    <tag>maven-4.0.0-beta-3</tag>
    <url>https://github.com/apache/maven/tree/${project.scm.tag}/${project.artifactId}</url>
  </scm>
  <issueManagement>
    <system>jira</system>
    <url>https://issues.apache.org/jira/browse/MNG</url>
  </issueManagement>
  <ciManagement>

                <arg>-J--add-exports=jdk.compiler/com.sun.tools.javac.processing=ALL-UNNAMED</arg>
                <arg>-J--add-exports=jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED</arg>
                <arg>-J--add-exports=jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED</arg>
                <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED</arg>

                <arg>-J--add-exports=jdk.compiler/com.sun.tools.javac.processing=ALL-UNNAMED</arg>
                <arg>-J--add-exports=jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED</arg>
                <arg>-J--add-exports=jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED</arg>
                <arg>-J--add-opens=jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED</arg>

“<a href="https://www.hpl.hp.com/techreports/2008/HPL-2008-56.pdf">Foundations of the C++ Concurrency Memory Model</a>”,
published in PLDI 2008.
The definition of data-race-free programs and the guarantee of sequential consistency
for race-free programs are equivalent to the ones in that work.
</p>

<p>
The memory model describes the requirements on program executions,
which are made up of goroutine executions,