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From: jmr@fulcrummicro.com To: gcc-gnats@gcc.gnu.org Subject: java/7290: Inherited method not found when extending abstract class Date: Fri, 12 Jul 2002 13:06:00 -0000 [thread overview] Message-ID: <200207122005.g6CK59S20175@churchill.internal.avlsi.com> (raw) >Number: 7290 >Category: java >Synopsis: Inherited method not found when extending abstract class >Confidential: no >Severity: serious >Priority: medium >Responsible: unassigned >State: open >Class: rejects-legal >Submitter-Id: net >Arrival-Date: Fri Jul 12 13:06:01 PDT 2002 >Closed-Date: >Last-Modified: >Originator: Jesse Rosenstock >Release: 3.2 20020710 (experimental) >Organization: >Environment: System: Linux churchill 2.4.3-12 #1 Fri Jun 8 15:05:56 EDT 2001 i686 unknown Architecture: i686 host: i686-pc-linux-gnu build: i686-pc-linux-gnu target: i686-pc-linux-gnu configured with: ./configure --prefix=/home/user/jmr/app/gcc >Description: If there is an interface I with one method f(), and AX is an abstract class implementing I, and AY is marked as extending AX (but not marked as implementing I), and AY contains a method g() that calls f(), the AY.java will not compile. >How-To-Repeat: Create the files: I.java: public interface I { void f(); } AX.java: abstract class AX implements I { } AY.java: abstract class AY extends AX /*implements I*/ { void g() { f(); } } Then gcj -v AY.java fails as follows: Reading specs from /home/user/jmr/app/gcc/lib/gcc-lib/i686-pc-linux-gnu/3.2/specs Reading specs from /home/user/jmr/app/gcc/lib/gcc-lib/i686-pc-linux-gnu/3.2/../../../libgcj.spec rename spec lib to liborig Configured with: ./configure --prefix=/home/user/jmr/app/gcc Thread model: single gcc version 3.2 20020710 (experimental) /home/user/jmr/app/gcc/lib/gcc-lib/i686-pc-linux-gnu/3.2/jc1 AY.java -fno-use-divide-subroutine -fuse-boehm-gc -fnon-call-exceptions -fkeep-inline-functions -quiet -dumpbase AY.java -g1 -version -o /tmp/ccUMp3aH.s GNU Java version 3.2 20020710 (experimental) (i686-pc-linux-gnu) compiled by GNU C version 2.96 20000731 (Red Hat Linux 7.1 2.96-85). Class path starts here: /home/user/jmr/gcj_test/interface/ /home/user/jmr/app/gcc/share/java/libgcj-3.2.jar/ (system) (zip) AY.java: In class `AY': AY.java: In method `AY.g()': AY.java:3: error: No method named `f' in scope. f(); ^ 1 error It works if AY is also marked as implementing I, so this is a workaround. This code compiles with javac. >Fix: >Release-Note: >Audit-Trail: >Unformatted:
next reply other threads:[~2002-07-12 20:06 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2002-07-12 13:06 jmr [this message] 2003-05-12 20:06 Dara Hazeghi
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