JDK-8037404 : javac NPE or VerifyError for code with constructor reference of inner class
- Type: Bug
- Component: tools
- Sub-Component: javac
- Affected Version: 8
- Priority: P3
- Status: Closed
- Resolution: Fixed
- Submitted: 2014-03-14
- Updated: 2015-01-21
- Resolved: 2014-06-24
The Version table provides details related to the release that this issue/RFE will be addressed.
Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
To download the current JDK release, click here.
Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
To download the current JDK release, click here.
| JDK 8 | JDK 9 |
|---|---|
8u40Fixed  |
9 b22Fixed |
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Description
Try to compile following codes.
import java.util.function.Supplier;
import java.util.stream.Stream;
public class Issue {
public static void main(String[] args) {
System.out.println(new Issue().getList().get());
}
Supplier<TT> getList() {
return () -> Stream.of(1).map(TT::new).findFirst().get();
}
class TT {
public TT(int i) {
}
}
}
////////////////////////////////////
import java.util.function.Function;
import java.util.stream.Stream;
public class Issue {
public static void main(String[] args) {
System.out.println(new Issue().map().apply(1));
}
Function<Integer,TT> map() {
return (i) -> Stream.of(i).map(TT::new).findFirst().get();
}
class TT {
public TT(int i) {
}
}
}
//////////////////////////////////////////
java.lang.NullPointerException
at com.sun.tools.javac.jvm.Code.emitop0(Code.java:563)
at com.sun.tools.javac.jvm.Items$SelfItem.load(Items.java:367)
at com.sun.tools.javac.jvm.Gen.genArgs(Gen.java:966)
at com.sun.tools.javac.jvm.Gen.visitApply(Gen.java:1905)
at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1459)
at com.sun.tools.javac.jvm.Gen.genExpr(Gen.java:947)
at com.sun.tools.javac.jvm.Gen.genArgs(Gen.java:966)
at com.sun.tools.javac.jvm.Gen.visitApply(Gen.java:1905)
at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1459)
at com.sun.tools.javac.jvm.Gen.genExpr(Gen.java:947)
at com.sun.tools.javac.jvm.Gen.visitSelect(Gen.java:2404)
at com.sun.tools.javac.tree.JCTree$JCFieldAccess.accept(JCTree.java:1891)
at com.sun.tools.javac.jvm.Gen.genExpr(Gen.java:947)
at com.sun.tools.javac.jvm.Gen.visitApply(Gen.java:1900)
at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1459)
at com.sun.tools.javac.jvm.Gen.genExpr(Gen.java:947)
at com.sun.tools.javac.jvm.Gen.visitTypeCast(Gen.java:2327)
at com.sun.tools.javac.tree.JCTree$JCTypeCast.accept(JCTree.java:1808)
at com.sun.tools.javac.jvm.Gen.genExpr(Gen.java:947)
at com.sun.tools.javac.jvm.Gen.visitReturn(Gen.java:1863)
at com.sun.tools.javac.tree.JCTree$JCReturn.accept(JCTree.java:1378)
at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:737)
at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:772)
at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:758)
at com.sun.tools.javac.jvm.Gen.genStats(Gen.java:809)
at com.sun.tools.javac.jvm.Gen.visitBlock(Gen.java:1158)
at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:903)
at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:737)
at com.sun.tools.javac.jvm.Gen.genStat(Gen.java:772)
at com.sun.tools.javac.jvm.Gen.genMethod(Gen.java:1031)
at com.sun.tools.javac.jvm.Gen.visitMethodDef(Gen.java:994)
at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:772)
at com.sun.tools.javac.jvm.Gen.genDef(Gen.java:737)
at com.sun.tools.javac.jvm.Gen.genClass(Gen.java:2526)
at com.sun.tools.javac.main.JavaCompiler.genCode(JavaCompiler.java:748)
at com.sun.tools.javac.main.JavaCompiler.generate(JavaCompiler.java:1570)
at com.sun.tools.javac.main.JavaCompiler.generate(JavaCompiler.java:1534)
at com.sun.tools.javac.main.JavaCompiler.compile2(JavaCompiler.java:904)
at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:863)
at com.sun.tools.javac.main.Main.compile(Main.java:523)
at com.sun.tools.javac.main.Main.compile(Main.java:381)
at com.sun.tools.javac.main.Main.compile(Main.java:370)
at com.sun.tools.javac.main.Main.compile(Main.java:361)
at com.sun.tools.javac.Main.compile(Main.java:56)
at com.sun.tools.javac.Main.main(Main.java:42)
Exception in thread "main" java.lang.VerifyError: Bad type on operand stack
Exception Details:
Location:
Issue.lambda$map$0(Ljava/lang/Integer;)LIssue$TT; @5: invokedynamic
Reason:
Type 'java/lang/Integer' (current frame, stack[1]) is not assignable to 'Issue'
Current Frame:
bci: @5
flags: { }
locals: { 'java/lang/Integer' }
stack: { 'java/util/stream/Stream', 'java/lang/Integer' }
Bytecode:
0000000: 2ab8 000a 2aba 000b 0000 b900 0c02 00b9
0000010: 000d 0100 b600 0ec0 000f b0
Comments
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