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4.0 Patch: Fix PR 23891


This patch applies the fix for java/23891, a 4.0 regression, to the 4.0 branch. It also updates jacks.xfail. I'm checking this in.

See: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23891

Bryce

2005-10-01  Bryce McKinlay  <mckinlay@redhat.com>

        * testsuite/libjava.jacks/jacks.xfail: Update to reflect
        PR java/23891 fix.

2005-10-01  Bryce McKinlay  <mckinlay@redhat.com>

        PR java/23891
        * parse.y (maybe_create_class_interface_decl): Set TYPE_PACKAGE for
        the newly created type. Set import lists here, not in create_class.
        (jdep_resolve_class): Set current_class.
        (do_resolve_class): Use current_class's TYPE_PACKAGE to determine
        the current package context, not ctxp->package.
        (cicp_cache): Removed.
        (class_in_current_package): Simplify implementation using
        TYPE_PACKAGE.
        * jcf-parse.c (give_name_to_class): Set TYPE_PACKAGE.
        * java-tree.h (TYPE_PACKAGE): New macro.
        (struct lang_type): New member 'package'.
        * class.c (maybe_layout_super_class): Update current_class before
        calling do_resolve_class.


Index: gcc/java/class.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/java/class.c,v
retrieving revision 1.220.8.5
diff -u -r1.220.8.5 class.c
--- gcc/java/class.c	17 Aug 2005 22:08:15 -0000	1.220.8.5
+++ gcc/java/class.c	1 Oct 2005 06:14:22 -0000
@@ -2060,6 +2060,9 @@
 	super_class = TREE_TYPE (super_class);
       else
 	{
+	  /* Set the correct context for class resolution.  */
+	  current_class = this_class;
+
 	  /* do_resolve_class expects an EXPR_WITH_FILE_LOCATION, so
 	     we give it one.  */
 	  tree this_wrap = NULL_TREE;
Index: gcc/java/java-tree.h
===================================================================
RCS file: /cvs/gcc/gcc/gcc/java/java-tree.h,v
retrieving revision 1.226.8.2
diff -u -r1.226.8.2 java-tree.h
--- gcc/java/java-tree.h	6 Jun 2005 19:20:57 -0000	1.226.8.2
+++ gcc/java/java-tree.h	1 Oct 2005 06:14:25 -0000
@@ -1111,6 +1111,7 @@
 
 #define TYPE_TO_RUNTIME_MAP(T)   (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
 #define TYPE_ASSERTIONS(T)   	 (TYPE_LANG_SPECIFIC (T)->type_assertions)
+#define TYPE_PACKAGE(T)     	 (TYPE_LANG_SPECIFIC (T)->package)
 
 struct lang_type GTY(())
 {
@@ -1159,6 +1160,9 @@
 				/* Table of type assertions to be evaluated 
   				   by the runtime when this class is loaded. */
 
+  tree package;			/* IDENTIFIER_NODE for package this class is
+  				   a member of.  */
+
   unsigned pic:1;		/* Private Inner Class. */
   unsigned poic:1;		/* Protected Inner Class. */
   unsigned strictfp:1;		/* `strictfp' class.  */
Index: gcc/java/jcf-parse.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/java/jcf-parse.c,v
retrieving revision 1.183
diff -u -r1.183 jcf-parse.c
--- gcc/java/jcf-parse.c	12 Feb 2005 15:21:14 -0000	1.183
+++ gcc/java/jcf-parse.c	1 Oct 2005 06:14:26 -0000
@@ -444,6 +444,7 @@
     abort ();
   else
     {
+      tree package_name = NULL_TREE, tmp;
       tree this_class;
       int j = JPOOL_USHORT1 (jcf, i);
       /* verify_constant_pool confirmed that j is a CONSTANT_Utf8. */
@@ -469,6 +470,9 @@
 
       jcf->cpool.data[i].t = this_class;
       JPOOL_TAG (jcf, i) = CONSTANT_ResolvedClass;
+      split_qualified_name (&package_name, &tmp, 
+      			    DECL_NAME (TYPE_NAME (this_class)));
+      TYPE_PACKAGE (this_class) = package_name;
       return this_class;
     }
 }
Index: gcc/java/parse.y
===================================================================
RCS file: /cvs/gcc/gcc/gcc/java/parse.y,v
retrieving revision 1.528.6.3
diff -u -r1.528.6.3 parse.y
--- gcc/java/parse.y	17 Aug 2005 12:57:04 -0000	1.528.6.3
+++ gcc/java/parse.y	1 Oct 2005 06:14:32 -0000
@@ -3919,6 +3919,14 @@
   /* Install a new dependency list element */
   create_jdep_list (ctxp);
 
+  /* We keep the compilation unit imports in the class so that
+     they can be used later to resolve type dependencies that
+     aren't necessary to solve now. */
+  TYPE_IMPORT_LIST (TREE_TYPE (decl)) = ctxp->import_list;
+  TYPE_IMPORT_DEMAND_LIST (TREE_TYPE (decl)) = ctxp->import_demand_list;
+
+  TYPE_PACKAGE (TREE_TYPE (decl)) = ctxp->package;
+
   SOURCE_FRONTEND_DEBUG (("Defining class/interface %s",
 			  IDENTIFIER_POINTER (qualified_name)));
   return decl;
@@ -4193,12 +4201,6 @@
      virtual function table in java.lang.object.  */
   TYPE_VFIELD (TREE_TYPE (decl)) = TYPE_VFIELD (object_type_node);
 
-  /* We keep the compilation unit imports in the class so that
-     they can be used later to resolve type dependencies that
-     aren't necessary to solve now. */
-  TYPE_IMPORT_LIST (TREE_TYPE (decl)) = ctxp->import_list;
-  TYPE_IMPORT_DEMAND_LIST (TREE_TYPE (decl)) = ctxp->import_demand_list;
-
   /* Add the private this$<n> field, Replicate final locals still in
      scope as private final fields mangled like val$<local_name>.
      This does not occur for top level (static) inner classes. */
@@ -5672,6 +5674,9 @@
 jdep_resolve_class (jdep *dep)
 {
   tree decl;
+  
+  /* Set the correct context for class resolution.  */
+  current_class = TREE_TYPE (JDEP_ENCLOSING (dep));
 
   if (JDEP_RESOLVED_P (dep))
     decl = JDEP_RESOLVED_DECL (dep);
@@ -5979,8 +5984,10 @@
   /* 3- Search according to the current package definition */
   if (!QUALIFIED_P (TYPE_NAME (class_type)))
     {
-      if ((new_class_decl = qualify_and_find (class_type, ctxp->package,
-					     TYPE_NAME (class_type))))
+     /* printf ("cc= %s\n", current_class ? IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME
+      (current_class))) : "null"); */
+      if ((new_class_decl = qualify_and_find (class_type, 
+      		TYPE_PACKAGE (current_class), TYPE_NAME (class_type))))
 	return new_class_decl;
     }
 
@@ -10370,37 +10377,11 @@
 
 /* Returns 1 if class was declared in the current package, 0 otherwise */
 
-static GTY(()) tree cicp_cache;
 static int
 class_in_current_package (tree class)
 {
-  int qualified_flag;
-  tree left;
-
-  if (cicp_cache == class)
-    return 1;
-
-  qualified_flag = QUALIFIED_P (DECL_NAME (TYPE_NAME (class)));
-
-  /* If the current package is empty and the name of CLASS is
-     qualified, class isn't in the current package.  If there is a
-     current package and the name of the CLASS is not qualified, class
-     isn't in the current package */
-  if ((!ctxp->package && qualified_flag) || (ctxp->package && !qualified_flag))
-    return 0;
-
-  /* If there is not package and the name of CLASS isn't qualified,
-     they belong to the same unnamed package */
-  if (!ctxp->package && !qualified_flag)
+  if (TYPE_PACKAGE (current_class) == TYPE_PACKAGE (class))
     return 1;
-
-  /* Compare the left part of the name of CLASS with the package name */
-  split_qualified_name (&left, NULL, DECL_NAME (TYPE_NAME (class)));
-  if (ctxp->package == left)
-    {
-      cicp_cache = class;
-      return 1;
-    }
   return 0;
 }
 
Index: libjava/testsuite/libjava.jacks/jacks.xfail
===================================================================
RCS file: /cvs/gcc/gcc/libjava/testsuite/libjava.jacks/jacks.xfail,v
retrieving revision 1.19.8.1
diff -u -r1.19.8.1 jacks.xfail
--- libjava/testsuite/libjava.jacks/jacks.xfail	17 Aug 2005 12:57:01 -0000	1.19.8.1
+++ libjava/testsuite/libjava.jacks/jacks.xfail	1 Oct 2005 06:14:35 -0000
@@ -152,8 +152,8 @@
 15.11.2-syntax-1
 15.12.1-syntax-1
 15.12.1-type-14
-15.12.2.1-accessibility-method-2
-15.12.2.1-accessibility-method-4
+15.12.2.1-accessibility-method-3
+15.12.2.1-accessibility-method-5
 15.12.2.1-accessibility-method-6
 15.12.2.2-ambiguous-10
 15.12.2.2-ambiguous-12
@@ -329,6 +329,7 @@
 15.9.1-qualified-concrete-12
 15.9.1-qualified-concrete-14
 15.9.1-qualified-concrete-16
+15.9.1-qualified-concrete-24
 15.9.1-qualified-concrete-4
 15.9.1-qualified-concrete-5
 15.9.1-unqualified-anonymous-12

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