4645692: solveCubic does not return all solutions.
Summary: more robust solveCubic implementation.
Reviewed-by: flar
<?xml version="1.0"?>
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<project name="jaxws" default="all" basedir=".">
<!-- For 'ant -p' or 'ant -projecthelp' -->
<description>
Ant build script for the ${ant.project.name} part of the jdk.
Input Properties: (see build.properties for the ant defaults)
bootstrap.dir - dir with lib/javac.jar, added to javac bootclasspath
javac.debug - true or false for debug classfiles
javac.target - classfile version target
javac.source - source version
drops.dir - directory that holds source drop bundles
allow.download - permit downloads from public url (default is false)
(used if bundles not found in drops.dir)
Run 'make help' for help using the Makefile.
</description>
<!-- Mac is special, need to downgrade these before build.properties. -->
<condition property="javac.source" value="1.5">
<os family="mac"/>
</condition>
<condition property="javac.target" value="1.5">
<os family="mac"/>
</condition>
<!-- Project build properties. -->
<property file="build.properties"/>
<!-- See if drop sources were included. -->
<condition property="drop.dir"
value="${drop.included.dir}"
else="${drop.expanded.dir}">
<available file="${drop.included.dir}" type="dir"/>
</condition>
<!-- Get shared targets. -->
<import file="build-defs.xml"/>
<!-- Initialization of directories needed for build. -->
<target name="init">
<mkdir dir="${build.dir}"/>
<mkdir dir="${build.classes.dir}"/>
<mkdir dir="${dist.dir}"/>
<mkdir dir="${dist.lib.dir}"/>
</target>
<!-- Sanity checks and settings -->
<target name="sanity"
depends="-javac-jar-exists"
description="Display settings of configuration values">
<echo message="${sanity.info}"/>
</target>
<!-- Check for bootstrap javac.jar file, warn if missing. -->
<condition property="javac.jar.exists">
<available file="${javac.jar}" type="file"/>
</condition>
<target name="-javac-jar-exists"
unless="javac.jar.exists">
<echo message="WARNING: Cannot find ${javac.jar}"/>
</target>
<!-- Creation of distribution files to jdk build process. -->
<target name="dist"
depends="init, -init-src-dirs, build, -dist-classes-jar, -dist-src-zip"
description="Create all built distribution files.">
</target>
<target name="-dist-classes-jar-uptodate"
depends="init, -init-src-dirs">
<condition property="dist.classes.jar.uptodate">
<and>
<available file="${dist.classes.jar}" type="file"/>
<uptodate targetfile="${dist.classes.jar}">
<srcfiles dir="${build.classes.dir}" includes="**"/>
</uptodate>
</and>
</condition>
</target>
<target name="-dist-classes-jar"
depends="init, -init-src-dirs, -dist-classes-jar-uptodate"
unless="dist.classes.jar.uptodate">
<delete file="${dist.classes.jar}"/>
<jar file="${dist.classes.jar}" basedir="${build.classes.dir}"/>
</target>
<target name="-build-setup"
depends="init, -init-src-dirs, -drop-build-setup">
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<!-- Build (compilation) of sources to class files. -->
<target name="build"
depends="compile, -build-setup">
</target>
<target name="compile"
depends="init, -init-src-dirs">
<mkdir dir="${build.classes.dir}"/>
<javac
includeAntRuntime="false"
classpath="${build.classes.dir}:${tools.jar}"
fork="true"
destdir="${build.classes.dir}"
memoryInitialSize="${javac.memoryInitialSize}"
memoryMaximumSize="${javac.memoryMaximumSize}"
source="${javac.source}"
debug="${javac.debug}"
target="${javac.target}">
<compilerarg value="-J-Xbootclasspath/p:${javac.jar}"/>
<compilerarg line="${javac.version.opt} ${javac.lint.opts} ${javac.no.jdk.warnings}"/>
<src refid="src.dir.id"/>
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</target>
<!-- Test. (FIXME: Need to know how to run tests.) -->
<target name="test"
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<echo message="FIXME: How do you run the tests"/>
</target>
<!-- Populate source area if needed. -->
<target name="source"
depends="init, -init-src-dirs"
description="Populate all source file directories">
</target>
<!-- Populate drop_included area. -->
<target name="drop_included"
depends="clobber"
description="Populate all source file directories">
<delete dir="${drop.included.dir}"/>
<antcall target="source"/>
<move file="${drop.expanded.dir}" tofile="${drop.included.dir}"/>
<delete dir="${drop.included.dir}/bundles"/>
</target>
<!-- Clean up compiled files. -->
<target name="clean"
description="Delete all generated files">
<delete dir="${build.dir}"/>
<delete dir="${dist.dir}"/>
</target>
<!-- Clean up compiled files and all imported source files. -->
<target name="clobber"
depends="clean"
description="Delete all generated files, including imported sources">
<delete dir="${drop.expanded.dir}"/>
</target>
<target name="-banner">
<echo message="+---------------------------------------+"/>
<echo message="+ Starting ant project ${ant.project.name} +"/>
<echo message="+---------------------------------------+"/>
</target>
<!-- Do everything but test. -->
<target name="all"
depends="-banner, sanity, dist"
description="Build everything.">
<echo message="+---------------------------------------+"/>
<echo message="+ Finishing ant project ${ant.project.name}"/>
<echo message="+---------------------------------------+"/>
</target>
</project>