JDK-8133116 : NPE at DeferredAttr$DeferredChecker.quicklyResolveMethod(DeferredAttr.java:1333)
  • Type: Bug
  • Component: tools
  • Sub-Component: javac
  • Affected Version: 8u31
  • Priority: P3
  • Status: Closed
  • Resolution: Duplicate
  • OS: linux
  • CPU: x86_64
  • Submitted: 2015-07-31
  • Updated: 2015-08-11
  • Resolved: 2015-08-11
Related Reports
Duplicate :  
Description
FULL PRODUCT VERSION :
java version "1.8.0_31"
Java(TM) SE Runtime Environment (build 1.8.0_31-b13)
Java HotSpot(TM) 64-Bit Server VM (build 25.31-b07, mixed mode)

ADDITIONAL OS VERSION INFORMATION :
Linux tachibana 3.18.11-gentooOfZeMiouyouyou #2 SMP PREEMPT Thu May 7 20:06:26 UTC 2015 x86_64 Intel(R) Core(TM) i5-3570 CPU @ 3.40GHz GenuineIntel GNU/Linux



A DESCRIPTION OF THE PROBLEM :
Here's the tested code :
public class Test {
  public static void main(String[] args) {
    new Nya<String>().test();
  }

  public static class Nya<A> {
    public void test() {
      System.out.println(A.class.toString());
    }
  }
}

Compiling the following code produced the following error :
An exception has occurred in the compiler (1.8.0_31). Please file a bug at the Java Developer Connection (http://java.sun.com/webapps/bugreport)  after checking the Bug Parade for duplicates. Include your program and the following diagnostic in your report.  Thank you.
java.lang.NullPointerException
	at com.sun.tools.javac.comp.DeferredAttr$DeferredChecker.quicklyResolveMethod(DeferredAttr.java:1333)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredChecker.visitApply(DeferredAttr.java:1223)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.comp.DeferredAttr$FilterScanner.scan(DeferredAttr.java:901)
	at com.sun.tools.javac.comp.DeferredAttr.isDeferred(DeferredAttr.java:1088)
	at com.sun.tools.javac.comp.Attr.attribArgs(Attr.java:701)
	at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1834)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:656)
	at com.sun.tools.javac.comp.Attr.visitExec(Attr.java:1611)
	at com.sun.tools.javac.tree.JCTree$JCExpressionStatement.accept(JCTree.java:1296)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:692)
	at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1142)
	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:909)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:1035)
	at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:778)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4342)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4252)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4181)
	at com.sun.tools.javac.comp.Attr.visitClassDef(Attr.java:892)
	at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:693)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4342)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4252)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4181)
	at com.sun.tools.javac.comp.Attr.attrib(Attr.java:4156)
	at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1248)
	at com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:901)
	at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:860)
	at com.sun.tools.javac.main.Main.compile(Main.java:523)
	at com.sun.tools.javac.main.Main.compile(Main.java:381)
	at com.sun.tools.javac.main.Main.compile(Main.java:370)
	at com.sun.tools.javac.main.Main.compile(Main.java:361)
	at com.sun.tools.javac.Main.compile(Main.java:56)
	at com.sun.tools.javac.Main.main(Main.java:42)


REGRESSION.  Last worked in version 7u75

ADDITIONAL REGRESSION INFORMATION: 
With the following java version :
java version "1.7.0_71"
Java(TM) SE Runtime Environment (build 1.7.0_71-b14)
Java HotSpot(TM) 64-Bit Server VM (build 24.71-b01, mixed mode)
; the compiler produced the following compile error :

Test.java:8: error: cannot select from a type variable
      System.out.println(A.class.toString());


STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Install java 1.8.0_31-b13 (64 bits) and compile this :
public class Test {
  public static void main(String[] args) {
    new Nya<String>().test();
  }

  public static class Nya<A> {
    public void test() {
      System.out.println(A.class.toString());
    }
  }
}

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Test.java:8: error: cannot select from a type variable
      System.out.println(A.class.toString());
ACTUAL -
An exception has occurred in the compiler (1.8.0_31). Please file a bug at the Java Developer Connection (http://java.sun.com/webapps/bugreport)  after checking the Bug Parade for duplicates. Include your program and the following diagnostic in your report.  Thank you.
java.lang.NullPointerException
	at com.sun.tools.javac.comp.DeferredAttr$DeferredChecker.quicklyResolveMethod(DeferredAttr.java:1333)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredChecker.visitApply(DeferredAttr.java:1223)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.comp.DeferredAttr$FilterScanner.scan(DeferredAttr.java:901)
	at com.sun.tools.javac.comp.DeferredAttr.isDeferred(DeferredAttr.java:1088)
	at com.sun.tools.javac.comp.Attr.attribArgs(Attr.java:701)
	at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1834)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:656)
	at com.sun.tools.javac.comp.Attr.visitExec(Attr.java:1611)
	at com.sun.tools.javac.tree.JCTree$JCExpressionStatement.accept(JCTree.java:1296)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:692)
	at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1142)
	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:909)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:1035)
	at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:778)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4342)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4252)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4181)
	at com.sun.tools.javac.comp.Attr.visitClassDef(Attr.java:892)
	at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:693)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4342)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4252)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4181)
	at com.sun.tools.javac.comp.Attr.attrib(Attr.java:4156)
	at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1248)
	at com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:901)
	at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:860)
	at com.sun.tools.javac.main.Main.compile(Main.java:523)
	at com.sun.tools.javac.main.Main.compile(Main.java:381)
	at com.sun.tools.javac.main.Main.compile(Main.java:370)
	at com.sun.tools.javac.main.Main.compile(Main.java:361)
	at com.sun.tools.javac.Main.compile(Main.java:56)
	at com.sun.tools.javac.Main.main(Main.java:42)


ERROR MESSAGES/STACK TRACES THAT OCCUR :
An exception has occurred in the compiler (1.8.0_31). Please file a bug at the Java Developer Connection (http://java.sun.com/webapps/bugreport)  after checking the Bug Parade for duplicates. Include your program and the following diagnostic in your report.  Thank you.
java.lang.NullPointerException
	at com.sun.tools.javac.comp.DeferredAttr$DeferredChecker.quicklyResolveMethod(DeferredAttr.java:1333)
	at com.sun.tools.javac.comp.DeferredAttr$DeferredChecker.visitApply(DeferredAttr.java:1223)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.comp.DeferredAttr$FilterScanner.scan(DeferredAttr.java:901)
	at com.sun.tools.javac.comp.DeferredAttr.isDeferred(DeferredAttr.java:1088)
	at com.sun.tools.javac.comp.Attr.attribArgs(Attr.java:701)
	at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1834)
	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1465)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:656)
	at com.sun.tools.javac.comp.Attr.visitExec(Attr.java:1611)
	at com.sun.tools.javac.tree.JCTree$JCExpressionStatement.accept(JCTree.java:1296)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:692)
	at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1142)
	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:909)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:1035)
	at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:778)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4342)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4252)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4181)
	at com.sun.tools.javac.comp.Attr.visitClassDef(Attr.java:892)
	at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:693)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:607)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:676)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4342)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4252)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4181)
	at com.sun.tools.javac.comp.Attr.attrib(Attr.java:4156)
	at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1248)
	at com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:901)
	at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:860)
	at com.sun.tools.javac.main.Main.compile(Main.java:523)
	at com.sun.tools.javac.main.Main.compile(Main.java:381)
	at com.sun.tools.javac.main.Main.compile(Main.java:370)
	at com.sun.tools.javac.main.Main.compile(Main.java:361)
	at com.sun.tools.javac.Main.compile(Main.java:56)
	at com.sun.tools.javac.Main.main(Main.java:42)


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
public class Test {
  public static void main(String[] args) {
    new Nya<String>().test();
  }

  public static class Nya<A> {
    public void test() {
      System.out.println(A.class.toString());
    }
  }
}
---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
- Use java 1.7.0_71-b14
OR
- Don't compile that kind of code


Comments
Duplicate of JDK-8057794, I think.
11-08-2015

- Run the attached test (Test.java) in Windows 7 (64-bit). - Checked this for JDK 7u85, 8u31, 8u45, 8u51, 8u60 ea b26, 9 ea b75. 7u85: OK 8u31: FAIL 8u45: FAIL Note: With 8u45 the exception appears sometimes. 8u51: OK 8u60 ea b26: OK 9 ea b75: OK - Output with JDK 8u51: > javac Test.java Test.java:8: error: cannot select from a type variable System.out.println(A.class.toString()); ^ 1 error - The issue is reproducible with JDK 8u31 and 8u45, though with 8u45 the exception occurs intermittently. However, this seems resolved with 8u51 and onward including 9 ea b75. This looks like a duplicate of JDK-8057794
06-08-2015