re PR java/26390 (Problem dispatching method call when method does not exist in superclass)

gcc/java
	PR java/26390:
	* parse.y (find_most_specific_methods_list): Added 'class'
	argument.
	(lookup_method_invoke): Updated.
libjava
	PR java/26390:
	* testsuite/libjava.lang/pr26390.out: New file.
	* testsuite/libjava.lang/pr26390.java: New file.
	* sources.am, Makefile.in: Rebuilt.
	* scripts/makemake.tcl: Compile gnu/java/awt/peer/swing.

From-SVN: r112499

gcc/java/ChangeLog

@@ -1,3 +1,10 @@
+2006-03-28  Tom Tromey  <tromey@redhat.com>
+
+	PR java/26390:
+	* parse.y (find_most_specific_methods_list): Added 'class'
+	argument.
+	(lookup_method_invoke): Updated.
+
 2006-03-15  Tom Tromey  <tromey@redhat.com>
 
 	* jcf-write.c (generate_bytecode_insns): Use qualifying type for

gcc/java/parse.y

@@ -134,7 +134,7 @@ static tree resolve_no_layout (tree, tree);
 static int invocation_mode (tree, int);
 static tree find_applicable_accessible_methods_list (int, tree, tree, tree);
 static void search_applicable_methods_list (int, tree, tree, tree, tree *, tree *);
-static tree find_most_specific_methods_list (tree);
+static tree find_most_specific_methods_list (tree, tree);
 static int argument_types_convertible (tree, tree);
 static tree patch_invoke (tree, tree, tree);
 static int maybe_use_access_method (int, tree *, tree *);
@@ -11249,7 +11249,7 @@ lookup_method_invoke (int lc, tree cl, tree class, tree name, tree arg_list)
   /* Find all candidates and then refine the list, searching for the
      most specific method. */
   list = find_applicable_accessible_methods_list (lc, class, name, atl);
-  list = find_most_specific_methods_list (list);
+  list = find_most_specific_methods_list (list, class);
   if (list && !TREE_CHAIN (list))
     return TREE_VALUE (list);
 
@@ -11441,7 +11441,7 @@ search_applicable_methods_list (int lc, tree method, tree name, tree arglist,
 /* 15.11.2.2 Choose the Most Specific Method */
 
 static tree
-find_most_specific_methods_list (tree list)
+find_most_specific_methods_list (tree list, tree class)
 {
   int max = 0;
   int abstract, candidates;
@@ -11464,8 +11464,23 @@ find_most_specific_methods_list (tree list)
 	  /* Compare arguments and location where methods where declared */
 	  if (argument_types_convertible (method_v, current_v))
 	    {
+	      /* We have a rather odd special case here.  The front
+		 end doesn't properly implement inheritance, so we
+		 work around it here.  The idea is, if we are
+		 comparing a method declared in a class to one
+		 declared in an interface, and the invocation's
+		 qualifying class is a class (and not an interface),
+		 then we consider the method's class to be the
+		 qualifying class of the invocation.  This lets us
+		 fake the result of ordinary inheritance.  */
+	      tree context_v = DECL_CONTEXT (current_v);
+	      if (TYPE_INTERFACE_P (DECL_CONTEXT (method_v))
+		  && ! TYPE_INTERFACE_P (context_v)
+		  && ! TYPE_INTERFACE_P (class))
+		context_v = class;
+
 	      if (valid_method_invocation_conversion_p
-		  (DECL_CONTEXT (method_v), DECL_CONTEXT (current_v)))
+		  (DECL_CONTEXT (method_v), context_v))
 		{
 		  int v = (DECL_SPECIFIC_COUNT (current_v) += 1);
 		  max = (v > max ? v : max);

libjava/ChangeLog

@@ -1,3 +1,11 @@
+2006-03-29  Tom Tromey  <tromey@redhat.com>
+
+	PR java/26390:
+	* testsuite/libjava.lang/pr26390.out: New file.
+	* testsuite/libjava.lang/pr26390.java: New file.
+	* sources.am, Makefile.in: Rebuilt.
+	* scripts/makemake.tcl: Compile gnu/java/awt/peer/swing.
+
 2006-03-29  Tom Tromey  <tromey@redhat.com>
 
 	* posix.cc (_Jv_platform_nanotime): Look for CLOCK_MONOTONIC and

libjava/Makefile.in

@@ -234,9 +234,10 @@ am__DEPENDENCIES_2 = gnu/awt.lo gnu/awt/j2d.lo gnu/classpath.lo \
 	javax/swing/text/html/parser.lo javax/swing/text/rtf.lo \
 	javax/swing/tree.lo javax/swing/undo.lo javax/transaction.lo \
 	javax/transaction/xa.lo org/ietf/jgss.lo
-am__DEPENDENCIES_3 = gnu-CORBA.lo gnu-java-beans.lo gnu-javax-rmi.lo \
-	gnu-javax-sound-midi.lo gnu-xml.lo javax-imageio.lo \
-	javax-rmi.lo javax-xml.lo org-omg.lo org-w3c.lo org-xml.lo
+am__DEPENDENCIES_3 = gnu-CORBA.lo gnu-java-awt-peer-swing.lo \
+	gnu-java-beans.lo gnu-javax-rmi.lo gnu-javax-sound-midi.lo \
+	gnu-xml.lo javax-imageio.lo javax-rmi.lo javax-xml.lo \
+	org-omg.lo org-w3c.lo org-xml.lo
 am__DEPENDENCIES_4 = $(patsubst classpath/resource/%,%,$(addsuffix \
 	.lo,$(property_files)))
 am__libgcj_la_SOURCES_DIST = prims.cc jni.cc exception.cc \
@@ -1372,6 +1373,22 @@ classpath/gnu/java/awt/peer/qt/QtToolkit.java \
 classpath/gnu/java/awt/peer/qt/QtVolatileImage.java \
 classpath/gnu/java/awt/peer/qt/QtWindowPeer.java
 
+gnu_java_awt_peer_swing_source_files = \
+classpath/gnu/java/awt/peer/swing/SwingButtonPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingCanvasPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingComponent.java \
+classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingFramePeer.java \
+classpath/gnu/java/awt/peer/swing/SwingLabelPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingMenuItemPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingMenuPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingPanelPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingToolkit.java \
+classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java
+
 gnu_java_beans_source_files = \
 classpath/gnu/java/beans/BeanInfoEmbryo.java \
 classpath/gnu/java/beans/DefaultExceptionListener.java \
@@ -6618,6 +6635,7 @@ ordinary_header_files = \
 
 bc_objects = \
   gnu-CORBA.lo \
+  gnu-java-awt-peer-swing.lo \
   gnu-java-beans.lo \
   gnu-javax-rmi.lo \
   gnu-javax-sound-midi.lo \
@@ -8662,6 +8680,11 @@ gnu-java-awt-peer-qt.lo: $(gnu_java_awt_peer_qt_source_files)
 	$(LTGCJCOMPILE) -fjni -findirect-dispatch -c -o gnu-java-awt-peer-qt.lo @gnu-java-awt-peer-qt.list
 	@rm -f gnu-java-awt-peer-qt.list
 
+gnu-java-awt-peer-swing.lo: $(gnu_java_awt_peer_swing_source_files)
+	@find classpath/lib/gnu/java/awt/peer/swing -name '*.class' > gnu-java-awt-peer-swing.list
+	$(LTGCJCOMPILE) -fjni -findirect-dispatch -c -o gnu-java-awt-peer-swing.lo @gnu-java-awt-peer-swing.list
+	@rm -f gnu-java-awt-peer-swing.list
+
 gnu-java-beans.lo: $(gnu_java_beans_source_files)
 	@find classpath/lib/gnu/java/beans -name '*.class' > gnu-java-beans.list
 	$(LTGCJCOMPILE) -fjni -findirect-dispatch -c -o gnu-java-beans.lo @gnu-java-beans.list

libjava/scripts/makemake.tcl

@@ -37,8 +37,7 @@ set package_map(.) package
 set package_map(gnu/test) ignore
 set package_map(gnu/javax/swing/plaf/gtk) ignore
 
-# This package doesn't really work yet, and seems to trigger bug #26390
-set package_map(gnu/java/awt/peer/swing) ignore
+set package_map(gnu/java/awt/peer/swing) bc
 
 set package_map(gnu/xml) bc
 set package_map(javax/imageio) bc

libjava/sources.am

@@ -825,6 +825,27 @@ gnu-java-awt-peer-qt.lo: $(gnu_java_awt_peer_qt_source_files)
 	$(LTGCJCOMPILE) -fjni -findirect-dispatch -c -o gnu-java-awt-peer-qt.lo @gnu-java-awt-peer-qt.list
 	@rm -f gnu-java-awt-peer-qt.list
 
+gnu_java_awt_peer_swing_source_files = \
+classpath/gnu/java/awt/peer/swing/SwingButtonPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingCanvasPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingComponent.java \
+classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingFramePeer.java \
+classpath/gnu/java/awt/peer/swing/SwingLabelPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingMenuItemPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingMenuPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingPanelPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java \
+classpath/gnu/java/awt/peer/swing/SwingToolkit.java \
+classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java
+
+gnu-java-awt-peer-swing.lo: $(gnu_java_awt_peer_swing_source_files)
+	@find classpath/lib/gnu/java/awt/peer/swing -name '*.class' > gnu-java-awt-peer-swing.list
+	$(LTGCJCOMPILE) -fjni -findirect-dispatch -c -o gnu-java-awt-peer-swing.lo @gnu-java-awt-peer-swing.list
+	@rm -f gnu-java-awt-peer-swing.list
+
 gnu_java_beans_source_files = \
 classpath/gnu/java/beans/BeanInfoEmbryo.java \
 classpath/gnu/java/beans/DefaultExceptionListener.java \
@@ -8186,6 +8207,7 @@ ordinary_header_files = \
 
 bc_objects = \
   gnu-CORBA.lo \
+  gnu-java-awt-peer-swing.lo \
   gnu-java-beans.lo \
   gnu-javax-rmi.lo \
   gnu-javax-sound-midi.lo \

libjava/testsuite/libjava.lang/pr26390.java

@@ -0,0 +1,45 @@
+public class pr26390
+{
+  public interface ComponentPeer {
+    public void setBounds();
+  }
+
+  public interface ContainerPeer extends ComponentPeer {
+  }
+
+  public interface WindowPeer extends ContainerPeer {
+  }
+
+  public interface FramePeer extends WindowPeer {
+  }
+
+  public static class SwingComponentPeer implements ComponentPeer {
+    public void setBounds() {
+    }
+  }
+
+  public static class SwingContainerPeer
+    extends SwingComponentPeer implements ContainerPeer
+  {
+  }
+
+  public static class SwingWindowPeer
+    extends SwingContainerPeer implements WindowPeer
+  {
+  }
+
+  public static class SwingFramePeer
+    extends SwingWindowPeer implements FramePeer
+  {
+    public void setBounds() {
+      super.setBounds();
+    }
+  }
+
+  public static void main(String[] args)
+  {
+    SwingFramePeer s = new SwingFramePeer();
+    s.setBounds();
+  }
+}
+