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Bug
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Resolution: Fixed
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P2
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None
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b88
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Verified
Issue | Fix Version | Assignee | Priority | Status | Resolution | Resolved In Build |
---|---|---|---|---|---|---|
JDK-8142255 | emb-9 | Srikanth Adayapalam | P2 | Resolved | Fixed | team |
Code:
$ cat LambdaIntNewInf.java
interface SAM<T> {
T m(T s);
}
public class LambdaIntNewInf {
static <T> SAM<T> infmethod(SAM<T> t) { return t; }
public static void main(String argv[]) {
SAM<Object> s = infmethod(int::new);
s.m();
}
}
Java version:
$ javac -version
javac 1.9.0-ea
Actual compilation result:
$ javac LambdaIntNewInf.java
An exception has occurred in the compiler (1.9.0-ea). Please file a bug at the Java Bug Database (http://bugreport.java.com/bugreport/) after checking the database for duplicates. Include your program and the following diagnostic in your report. Thank you.
java.lang.NullPointerException
at com.sun.tools.javac.comp.Resolve$ConstructorReferenceLookupHelper.lookup(Resolve.java:3188)
at com.sun.tools.javac.comp.Resolve.lookupMethod(Resolve.java:3223)
at com.sun.tools.javac.comp.Resolve.lookupMethod(Resolve.java:3208)
at com.sun.tools.javac.comp.Resolve.getMemberReference(Resolve.java:2597)
at com.sun.tools.javac.comp.DeferredAttr$DeferredChecker.visitReference(DeferredAttr.java:1240)
at com.sun.tools.javac.tree.JCTree$JCMemberReference.accept(JCTree.java:2149)
at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
at com.sun.tools.javac.comp.DeferredAttr$FilterScanner.scan(DeferredAttr.java:970)
at com.sun.tools.javac.comp.DeferredAttr.isDeferred(DeferredAttr.java:1157)
at com.sun.tools.javac.comp.Attr.attribArgs(Attr.java:688)
at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1829)
at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1598)
at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:591)
at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:630)
at com.sun.tools.javac.comp.Attr.visitVarDef(Attr.java:1087)
at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:920)
at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:591)
at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:660)
at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:679)
at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1135)
at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:984)
at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:591)
at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:660)
at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:1026)
at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:836)
at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:591)
at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:660)
at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4356)
at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4263)
at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4192)
at com.sun.tools.javac.comp.Attr.attrib(Attr.java:4167)
at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1232)
at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:871)
at com.sun.tools.javac.main.Main.compile(Main.java:254)
at com.sun.tools.javac.main.Main.compile(Main.java:142)
at com.sun.tools.javac.Main.compile(Main.java:56)
at com.sun.tools.javac.Main.main(Main.java:42)
Expected result:
Have compiler.err.cant.apply.symbol error.
$ cat LambdaIntNewInf.java
interface SAM<T> {
T m(T s);
}
public class LambdaIntNewInf {
static <T> SAM<T> infmethod(SAM<T> t) { return t; }
public static void main(String argv[]) {
SAM<Object> s = infmethod(int::new);
s.m();
}
}
Java version:
$ javac -version
javac 1.9.0-ea
Actual compilation result:
$ javac LambdaIntNewInf.java
An exception has occurred in the compiler (1.9.0-ea). Please file a bug at the Java Bug Database (http://bugreport.java.com/bugreport/) after checking the database for duplicates. Include your program and the following diagnostic in your report. Thank you.
java.lang.NullPointerException
at com.sun.tools.javac.comp.Resolve$ConstructorReferenceLookupHelper.lookup(Resolve.java:3188)
at com.sun.tools.javac.comp.Resolve.lookupMethod(Resolve.java:3223)
at com.sun.tools.javac.comp.Resolve.lookupMethod(Resolve.java:3208)
at com.sun.tools.javac.comp.Resolve.getMemberReference(Resolve.java:2597)
at com.sun.tools.javac.comp.DeferredAttr$DeferredChecker.visitReference(DeferredAttr.java:1240)
at com.sun.tools.javac.tree.JCTree$JCMemberReference.accept(JCTree.java:2149)
at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
at com.sun.tools.javac.comp.DeferredAttr$FilterScanner.scan(DeferredAttr.java:970)
at com.sun.tools.javac.comp.DeferredAttr.isDeferred(DeferredAttr.java:1157)
at com.sun.tools.javac.comp.Attr.attribArgs(Attr.java:688)
at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1829)
at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1598)
at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:591)
at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:630)
at com.sun.tools.javac.comp.Attr.visitVarDef(Attr.java:1087)
at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:920)
at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:591)
at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:660)
at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:679)
at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1135)
at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:984)
at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:591)
at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:660)
at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:1026)
at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:836)
at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:591)
at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:660)
at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4356)
at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4263)
at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4192)
at com.sun.tools.javac.comp.Attr.attrib(Attr.java:4167)
at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1232)
at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:871)
at com.sun.tools.javac.main.Main.compile(Main.java:254)
at com.sun.tools.javac.main.Main.compile(Main.java:142)
at com.sun.tools.javac.Main.compile(Main.java:56)
at com.sun.tools.javac.Main.main(Main.java:42)
Expected result:
Have compiler.err.cant.apply.symbol error.
- backported by
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JDK-8142255 compiler crashes with exception on int:new method reference and generic method inference
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- Resolved
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- relates to
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JDK-8081271 NPE while compiling a program with erroneous use of constructor reference expressions.
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- Closed
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