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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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*
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
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*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/**
* @test
* @bug 6987555
* @summary JSR 292 unboxing to a boolean value fails on big-endian SPARC
*
* @run main/othervm -Xint -ea -XX:+UnlockDiagnosticVMOptions -XX:+VerifyMethodHandles Test6987555
*/
import java.lang.invoke.*;
public class Test6987555 {
private static final Class CLASS = Test6987555.class;
private static final String NAME = "foo";
private static final boolean DEBUG = false;
public static void main(String[] args) throws Throwable {
testboolean();
testbyte();
testchar();
testshort();
testint();
}
// boolean
static void testboolean() throws Throwable {
doboolean(false);
doboolean(true);
}
static void doboolean(boolean x) throws Throwable {
if (DEBUG) System.out.println("boolean=" + x);
MethodHandle mh1 = MethodHandles.lookup().findStatic(CLASS, NAME, MethodType.methodType(boolean.class, boolean.class));
MethodHandle mh2 = mh1.asType(MethodType.methodType(boolean.class, Boolean.class));
boolean a = (boolean) mh1.invokeExact(x);
boolean b = (boolean) mh2.invokeExact(Boolean.valueOf(x));
assert a == b : a + " != " + b;
}
// byte
static void testbyte() throws Throwable {
byte[] a = new byte[] {
Byte.MIN_VALUE,
Byte.MIN_VALUE + 1,
-0x0F,
-1,
0,
1,
0x0F,
Byte.MAX_VALUE - 1,
Byte.MAX_VALUE
};
for (int i = 0; i < a.length; i++) {
dobyte(a[i]);
}
}
static void dobyte(byte x) throws Throwable {
if (DEBUG) System.out.println("byte=" + x);
MethodHandle mh1 = MethodHandles.lookup().findStatic(CLASS, NAME, MethodType.methodType(byte.class, byte.class));
MethodHandle mh2 = mh1.asType(MethodType.methodType(byte.class, Byte.class));
byte a = (byte) mh1.invokeExact(x);
byte b = (byte) mh2.invokeExact(Byte.valueOf(x));
assert a == b : a + " != " + b;
}
// char
static void testchar() throws Throwable {
char[] a = new char[] {
Character.MIN_VALUE,
Character.MIN_VALUE + 1,
0x000F,
0x00FF,
0x0FFF,
Character.MAX_VALUE - 1,
Character.MAX_VALUE
};
for (int i = 0; i < a.length; i++) {
dochar(a[i]);
}
}
static void dochar(char x) throws Throwable {
if (DEBUG) System.out.println("char=" + x);
MethodHandle mh1 = MethodHandles.lookup().findStatic(CLASS, NAME, MethodType.methodType(char.class, char.class));
MethodHandle mh2 = mh1.asType(MethodType.methodType(char.class, Character.class));
char a = (char) mh1.invokeExact(x);
char b = (char) mh2.invokeExact(Character.valueOf(x));
assert a == b : a + " != " + b;
}
// short
static void testshort() throws Throwable {
short[] a = new short[] {
Short.MIN_VALUE,
Short.MIN_VALUE + 1,
-0x0FFF,
-0x00FF,
-0x000F,
-1,
0,
1,
0x000F,
0x00FF,
0x0FFF,
Short.MAX_VALUE - 1,
Short.MAX_VALUE
};
for (int i = 0; i < a.length; i++) {
doshort(a[i]);
}
}
static void doshort(short x) throws Throwable {
if (DEBUG) System.out.println("short=" + x);
MethodHandle mh1 = MethodHandles.lookup().findStatic(CLASS, NAME, MethodType.methodType(short.class, short.class));
MethodHandle mh2 = mh1.asType(MethodType.methodType(short.class, Short.class));
short a = (short) mh1.invokeExact(x);
short b = (short) mh2.invokeExact(Short.valueOf(x));
assert a == b : a + " != " + b;
}
// int
static void testint() throws Throwable {
int[] a = new int[] {
Integer.MIN_VALUE,
Integer.MIN_VALUE + 1,
-0x00000FFF,
-0x000000FF,
-0x0000000F,
-1,
0,
1,
0x0000000F,
0x000000FF,
0x00000FFF,
Integer.MAX_VALUE - 1,
Integer.MAX_VALUE
};
for (int i = 0; i < a.length; i++) {
doint(a[i]);
}
}
static void doint(int x) throws Throwable {
if (DEBUG) System.out.println("int=" + x);
MethodHandle mh1 = MethodHandles.lookup().findStatic(CLASS, NAME, MethodType.methodType(int.class, int.class));
MethodHandle mh2 = mh1.asType(MethodType.methodType(int.class, Integer.class));
int a = (int) mh1.invokeExact(x);
int b = (int) mh2.invokeExact(Integer.valueOf(x));
assert a == b : a + " != " + b;
}
public static boolean foo(boolean i) { return i; }
public static byte foo(byte i) { return i; }
public static char foo(char i) { return i; }
public static short foo(short i) { return i; }
public static int foo(int i) { return i; }
}