* language.h (struct language_defn): Remove SYMTAB parameter from

	la_lookup_symbol_nonlocal callback function pointer.

	* ada-lang.h (ada_lookup_encoded_symbol): Remove SYMTAB parameter.
	(ada_lookup_encoded_symbol): Likewise.
	* ada-lang.c (ada_lookup_encoded_symbol): Remove SYMTAB parameter.
	Always call fixup_symbol_section.
	(ada_lookup_symbol): Remove SYMTAB parameter.
	(ada_lookup_symbol_nonlocal): Likewise.
	* ada-exp.y (write_object_renaming): Update.
	(find_primitive_type): Likewise.

	* cp-support.h (cp_lookup_symbol_nonlocal): Remove SYMTAB parameter.
	(cp_lookup_symbol_namespace): Likewise.
	* cp-namespace.c (lookup_namespace_scope): Remove SYMTAB parameter.
	(lookup_symbol_file): Likewise.
	(lookup_possible_namespace_symbol): Likewise.
	(cp_lookup_symbol_nonlocal): Likewise.
	(cp_lookup_symbol_namespace): Likewise.
	(cp_lookup_nested_type): Update.

	* scm-valprint.c (scm_inferior_print): Update.
	* valops.c (value_maybe_namespace_elt): Update.

	* solist.h (struct target_so_ops): Remove SYMTAB parameter from
	lookup_lib_global_symbol callback function pointer.
	(solib_global_lookup): Remove SYMTAB parameter.
	* solib.c (solib_global_lookup): Remove SYMTAB parameter.
	* solib-svr4.c (elf_lookup_lib_symbol): Likewise.

	* symtab.h (basic_lookup_symbol_nonlocal): Remove SYMTAB parameter.
	(lookup_symbol_static): Likewise.
	(lookup_symbol_global): Likewise.
	(lookup_symbol_aux_block): Likewise.
	(lookup_global_symbol_from_objfile): Likewise.
	* symtab.c (lookup_symbol_aux): Remove SYMTAB parameter.
	(lookup_symbol_aux_local): Likewise.
	(lookup_symbol_aux_block): Likewise.
	(lookup_symbol_aux_symtabs): Likewise.
	(lookup_symbol_aux_psymtabs): Likewise.
	(lookup_global_symbol_from_objfile): Likewise.
	(basic_lookup_symbol_nonlocal): Likewise.
	(lookup_symbol_static): Likewise.
	(lookup_symbol_global): Likewise.

	(lookup_symbol_in_language): Do not pass SYMTAB to lookup_symbol_aux.

14 files changed, 121 insertions, 198 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index c66872d..3f7e922 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,52 @@
+2008-05-19  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* language.h (struct language_defn): Remove SYMTAB parameter from
+	la_lookup_symbol_nonlocal callback function pointer.
+
+	* ada-lang.h (ada_lookup_encoded_symbol): Remove SYMTAB parameter.
+	(ada_lookup_encoded_symbol): Likewise.
+	* ada-lang.c (ada_lookup_encoded_symbol): Remove SYMTAB parameter.
+	Always call fixup_symbol_section.
+	(ada_lookup_symbol): Remove SYMTAB parameter.
+	(ada_lookup_symbol_nonlocal): Likewise.
+	* ada-exp.y (write_object_renaming): Update.
+	(find_primitive_type): Likewise.
+
+	* cp-support.h (cp_lookup_symbol_nonlocal): Remove SYMTAB parameter.
+	(cp_lookup_symbol_namespace): Likewise.
+	* cp-namespace.c (lookup_namespace_scope): Remove SYMTAB parameter.
+	(lookup_symbol_file): Likewise.
+	(lookup_possible_namespace_symbol): Likewise.
+	(cp_lookup_symbol_nonlocal): Likewise.
+	(cp_lookup_symbol_namespace): Likewise.
+	(cp_lookup_nested_type): Update.
+
+	* scm-valprint.c (scm_inferior_print): Update.
+	* valops.c (value_maybe_namespace_elt): Update.
+
+	* solist.h (struct target_so_ops): Remove SYMTAB parameter from
+	lookup_lib_global_symbol callback function pointer.
+	(solib_global_lookup): Remove SYMTAB parameter.
+	* solib.c (solib_global_lookup): Remove SYMTAB parameter.
+	* solib-svr4.c (elf_lookup_lib_symbol): Likewise.
+
+	* symtab.h (basic_lookup_symbol_nonlocal): Remove SYMTAB parameter.
+	(lookup_symbol_static): Likewise.
+	(lookup_symbol_global): Likewise.
+	(lookup_symbol_aux_block): Likewise.
+	(lookup_global_symbol_from_objfile): Likewise.
+	* symtab.c (lookup_symbol_aux): Remove SYMTAB parameter.
+	(lookup_symbol_aux_local): Likewise.
+	(lookup_symbol_aux_block): Likewise.
+	(lookup_symbol_aux_symtabs): Likewise.
+	(lookup_symbol_aux_psymtabs): Likewise.
+	(lookup_global_symbol_from_objfile): Likewise.
+	(basic_lookup_symbol_nonlocal): Likewise.
+	(lookup_symbol_static): Likewise.
+	(lookup_symbol_global): Likewise.
+
+	(lookup_symbol_in_language): Do not pass SYMTAB to lookup_symbol_aux.
+
 2008-05-17  Pedro Alves  <pedro@codesourcery.com>
 
 	* remote.c (init_extended_remote_ops): Fix typo.
diff --git a/gdb/ada-exp.y b/gdb/ada-exp.y
index 1f7f13f..72b554e 100644
--- a/gdb/ada-exp.y
+++ b/gdb/ada-exp.y
@@ -869,7 +869,7 @@ write_object_renaming (struct block *orig_left_context,
 
   name = obsavestring (renamed_entity, renamed_entity_len, &temp_parse_space);
   sym = ada_lookup_encoded_symbol (name, orig_left_context, VAR_DOMAIN, 
-				   &block, NULL);
+				   &block);
   if (sym == NULL)
     error (_("Could not find renamed variable: %s"), ada_decode (name));
   else if (SYMBOL_CLASS (sym) == LOC_TYPEDEF)
@@ -941,8 +941,7 @@ write_object_renaming (struct block *orig_left_context,
 	    renaming_expr = end;
 
 	    index_sym = ada_lookup_encoded_symbol (index_name, NULL,
-						   VAR_DOMAIN, &block,
-						   NULL);
+						   VAR_DOMAIN, &block);
 	    if (index_sym == NULL)
 	      error (_("Could not find %s"), index_name);
 	    else if (SYMBOL_CLASS (index_sym) == LOC_TYPEDEF)
@@ -1094,7 +1093,7 @@ find_primitive_type (char *name)
 	(char *) alloca (strlen (name) + sizeof ("standard__"));
       strcpy (expanded_name, "standard__");
       strcat (expanded_name, name);
-      sym = ada_lookup_symbol (expanded_name, NULL, VAR_DOMAIN, NULL, NULL);
+      sym = ada_lookup_symbol (expanded_name, NULL, VAR_DOMAIN, NULL);
       if (sym != NULL && SYMBOL_CLASS (sym) == LOC_TYPEDEF)
 	type = SYMBOL_TYPE (sym);
     }
diff --git a/gdb/ada-lang.c b/gdb/ada-lang.c
index 8f710f4..baeef0a 100644
--- a/gdb/ada-lang.c
+++ b/gdb/ada-lang.c
@@ -4872,8 +4872,7 @@ done:
 
 struct symbol *
 ada_lookup_encoded_symbol (const char *name, const struct block *block0,
-			   domain_enum namespace, 
-			   struct block **block_found, struct symtab **symtab)
+			   domain_enum namespace, struct block **block_found)
 {
   struct ada_symbol_info *candidates;
   int n_candidates;
@@ -4886,40 +4885,7 @@ ada_lookup_encoded_symbol (const char *name, const struct block *block0,
   if (block_found != NULL)
     *block_found = candidates[0].block;
 
-  if (symtab != NULL)
-    {
-      *symtab = candidates[0].symtab;
-      if (*symtab == NULL && candidates[0].block != NULL)
-        {
-          struct objfile *objfile;
-          struct symtab *s;
-          struct block *b;
-          struct blockvector *bv;
-
-          /* Search the list of symtabs for one which contains the
-             address of the start of this block.  */
-          ALL_PRIMARY_SYMTABS (objfile, s)
-          {
-            bv = BLOCKVECTOR (s);
-            b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
-            if (BLOCK_START (b) <= BLOCK_START (candidates[0].block)
-                && BLOCK_END (b) > BLOCK_START (candidates[0].block))
-              {
-                *symtab = s;
-                return fixup_symbol_section (candidates[0].sym, objfile);
-              }
-          }
-          /* FIXME: brobecker/2004-11-12: I think that we should never
-             reach this point.  I don't see a reason why we would not
-             find a symtab for a given block, so I suggest raising an
-             internal_error exception here.  Otherwise, we end up
-             returning a symbol but no symtab, which certain parts of
-             the code that rely (indirectly) on this function do not
-             expect, eventually causing a SEGV.  */
-          return fixup_symbol_section (candidates[0].sym, NULL);
-        }
-    }
-  return candidates[0].sym;
+  return fixup_symbol_section (candidates[0].sym, NULL);
 }  
 
 /* Return a symbol in DOMAIN matching NAME, in BLOCK0 and enclosing
@@ -4931,27 +4897,26 @@ ada_lookup_encoded_symbol (const char *name, const struct block *block0,
    assignments occur only if the pointers are non-null).  */
 struct symbol *
 ada_lookup_symbol (const char *name, const struct block *block0,
-                   domain_enum namespace, int *is_a_field_of_this,
-                   struct symtab **symtab)
+                   domain_enum namespace, int *is_a_field_of_this)
 {
   if (is_a_field_of_this != NULL)
     *is_a_field_of_this = 0;
 
   return
     ada_lookup_encoded_symbol (ada_encode (ada_fold_name (name)),
-			       block0, namespace, NULL, symtab);
+			       block0, namespace, NULL);
 }
 
 static struct symbol *
 ada_lookup_symbol_nonlocal (const char *name,
                             const char *linkage_name,
                             const struct block *block,
-                            const domain_enum domain, struct symtab **symtab)
+                            const domain_enum domain)
 {
   if (linkage_name == NULL)
     linkage_name = name;
   return ada_lookup_symbol (linkage_name, block_static_block (block), domain,
-                            NULL, symtab);
+                            NULL);
 }
 
 
diff --git a/gdb/ada-lang.h b/gdb/ada-lang.h
index c2d08c3..5611573 100644
--- a/gdb/ada-lang.h
+++ b/gdb/ada-lang.h
@@ -318,13 +318,11 @@ extern int ada_lookup_symbol_list (const char *, const struct block *,
 extern char *ada_fold_name (const char *);
 
 extern struct symbol *ada_lookup_symbol (const char *, const struct block *,
-                                         domain_enum, int *, 
-					 struct symtab **);
+                                         domain_enum, int *);
 
 extern struct symbol *
 ada_lookup_encoded_symbol (const char *, const struct block *,
-			   domain_enum namespace, 
-			   struct block **, struct symtab **);
+			   domain_enum namespace, struct block **);
 
 extern struct minimal_symbol *ada_lookup_simple_minsym (const char *);
 
diff --git a/gdb/cp-namespace.c b/gdb/cp-namespace.c
index 9b3dd81..9c7ea59 100644
--- a/gdb/cp-namespace.c
+++ b/gdb/cp-namespace.c
@@ -73,7 +73,6 @@ static struct symbol *lookup_namespace_scope (const char *name,
 					      const char *linkage_name,
 					      const struct block *block,
 					      const domain_enum domain,
-					      struct symtab **symtab,
 					      const char *scope,
 					      int scope_len);
 
@@ -81,7 +80,6 @@ static struct symbol *lookup_symbol_file (const char *name,
 					  const char *linkage_name,
 					  const struct block *block,
 					  const domain_enum domain,
-					  struct symtab **symtab,
 					  int anonymous_namespace);
 
 static struct type *cp_lookup_transparent_type_loop (const char *name,
@@ -102,9 +100,7 @@ static int check_one_possible_namespace_symbol (const char *name,
 						int len,
 						struct objfile *objfile);
 
-static
-struct symbol *lookup_possible_namespace_symbol (const char *name,
-						 struct symtab **symtab);
+static struct symbol *lookup_possible_namespace_symbol (const char *name);
 
 static void maintenance_cplus_namespace (char *args, int from_tty);
 
@@ -333,11 +329,10 @@ struct symbol *
 cp_lookup_symbol_nonlocal (const char *name,
 			   const char *linkage_name,
 			   const struct block *block,
-			   const domain_enum domain,
-			   struct symtab **symtab)
+			   const domain_enum domain)
 {
   return lookup_namespace_scope (name, linkage_name, block, domain,
-				 symtab, block_scope (block), 0);
+				 block_scope (block), 0);
 }
 
 /* Lookup NAME at namespace scope (or, in C terms, in static and
@@ -360,7 +355,6 @@ lookup_namespace_scope (const char *name,
 			const char *linkage_name,
 			const struct block *block,
 			const domain_enum domain,
-			struct symtab **symtab,
 			const char *scope,
 			int scope_len)
 {
@@ -381,8 +375,7 @@ lookup_namespace_scope (const char *name,
 	}
       new_scope_len += cp_find_first_component (scope + new_scope_len);
       sym = lookup_namespace_scope (name, linkage_name, block,
-				    domain, symtab,
-				    scope, new_scope_len);
+				    domain, scope, new_scope_len);
       if (sym != NULL)
 	return sym;
     }
@@ -394,7 +387,7 @@ lookup_namespace_scope (const char *name,
   strncpy (namespace, scope, scope_len);
   namespace[scope_len] = '\0';
   return cp_lookup_symbol_namespace (namespace, name, linkage_name,
-				     block, domain, symtab);
+				     block, domain);
 }
 
 /* Look up NAME in the C++ namespace NAMESPACE, applying the using
@@ -406,8 +399,7 @@ cp_lookup_symbol_namespace (const char *namespace,
 			    const char *name,
 			    const char *linkage_name,
 			    const struct block *block,
-			    const domain_enum domain,
-			    struct symtab **symtab)
+			    const domain_enum domain)
 {
   const struct using_direct *current;
   struct symbol *sym;
@@ -426,8 +418,7 @@ cp_lookup_symbol_namespace (const char *namespace,
 					    name,
 					    linkage_name,
 					    block,
-					    domain,
-					    symtab);
+					    domain);
 	  if (sym != NULL)
 	    return sym;
 	}
@@ -440,7 +431,7 @@ cp_lookup_symbol_namespace (const char *namespace,
   if (namespace[0] == '\0')
     {
       return lookup_symbol_file (name, linkage_name, block,
-				 domain, symtab, 0);
+				 domain, 0);
     }
   else
     {
@@ -450,7 +441,7 @@ cp_lookup_symbol_namespace (const char *namespace,
       strcat (concatenated_name, "::");
       strcat (concatenated_name, name);
       sym = lookup_symbol_file (concatenated_name, linkage_name,
-				block, domain, symtab,
+				block, domain, 
 				cp_is_anonymous (namespace));
       return sym;
     }
@@ -466,12 +457,11 @@ lookup_symbol_file (const char *name,
 		    const char *linkage_name,
 		    const struct block *block,
 		    const domain_enum domain,
-		    struct symtab **symtab,
 		    int anonymous_namespace)
 {
   struct symbol *sym = NULL;
 
-  sym = lookup_symbol_static (name, linkage_name, block, domain, symtab);
+  sym = lookup_symbol_static (name, linkage_name, block, domain);
   if (sym != NULL)
     return sym;
 
@@ -485,11 +475,11 @@ lookup_symbol_file (const char *name,
       
       if (global_block != NULL)
 	sym = lookup_symbol_aux_block (name, linkage_name, global_block,
-				       domain, symtab);
+				       domain);
     }
   else
     {
-      sym = lookup_symbol_global (name, linkage_name, block, domain, symtab);
+      sym = lookup_symbol_global (name, linkage_name, block, domain);
     }
 
   if (sym != NULL)
@@ -507,7 +497,7 @@ lookup_symbol_file (const char *name,
 
   if (domain == VAR_DOMAIN)
     {
-      sym = lookup_possible_namespace_symbol (name, symtab);
+      sym = lookup_possible_namespace_symbol (name);
       if (sym != NULL)
 	return sym;
     }
@@ -541,8 +531,7 @@ cp_lookup_nested_type (struct type *parent_type,
 							 nested_name,
 							 NULL,
 							 block,
-							 VAR_DOMAIN,
-							 NULL);
+							 VAR_DOMAIN);
 	if (sym == NULL || SYMBOL_CLASS (sym) != LOC_TYPEDEF)
 	  return NULL;
 	else
@@ -814,11 +803,10 @@ check_one_possible_namespace_symbol (const char *name, int len,
 }
 
 /* Look for a symbol named NAME in all the possible namespace blocks.
-   If one is found, return it; if SYMTAB is non-NULL, set *SYMTAB to
-   equal the symtab where it was found.  */
+   If one is found, return it.  */
 
 static struct symbol *
-lookup_possible_namespace_symbol (const char *name, struct symtab **symtab)
+lookup_possible_namespace_symbol (const char *name)
 {
   struct objfile *objfile;
 
@@ -830,12 +818,7 @@ lookup_possible_namespace_symbol (const char *name, struct symtab **symtab)
 				 name, NULL, VAR_DOMAIN);
 
       if (sym != NULL)
-	{
-	  if (symtab != NULL)
-	    *symtab = objfile->cp_namespace_symtab;
-
-	  return sym;
-	}
+	return sym;
     }
 
   return NULL;
diff --git a/gdb/cp-support.h b/gdb/cp-support.h
index f52154b..8c0119e 100644
--- a/gdb/cp-support.h
+++ b/gdb/cp-support.h
@@ -96,15 +96,13 @@ extern void cp_scan_for_anonymous_namespaces (const struct symbol *symbol);
 extern struct symbol *cp_lookup_symbol_nonlocal (const char *name,
 						 const char *linkage_name,
 						 const struct block *block,
-						 const domain_enum domain,
-						 struct symtab **symtab);
+						 const domain_enum domain);
 
 extern struct symbol *cp_lookup_symbol_namespace (const char *namespace,
 						  const char *name,
 						  const char *linkage_name,
 						  const struct block *block,
-						  const domain_enum domain,
-						  struct symtab **symtab);
+						  const domain_enum domain);
 
 extern struct type *cp_lookup_nested_type (struct type *parent_type,
 					   const char *nested_name,
diff --git a/gdb/language.h b/gdb/language.h
index 233a5a3..8bdc212 100644
--- a/gdb/language.h
+++ b/gdb/language.h
@@ -218,8 +218,7 @@ struct language_defn
     struct symbol *(*la_lookup_symbol_nonlocal) (const char *,
 						 const char *,
 						 const struct block *,
-						 const domain_enum,
-						 struct symtab **);
+						 const domain_enum);
 
     /* Find the definition of the type with the given name.  */
     struct type *(*la_lookup_transparent_type) (const char *);
diff --git a/gdb/scm-valprint.c b/gdb/scm-valprint.c
index a80a61a..746bd03 100644
--- a/gdb/scm-valprint.c
+++ b/gdb/scm-valprint.c
@@ -59,13 +59,9 @@ scm_inferior_print (LONGEST value, struct ui_file *stream, int format,
     {
       /* XXX: Should we cache these symbols?  */
       gdb_output_sym =
-	lookup_symbol_global ("gdb_output", NULL, NULL,
-			      VAR_DOMAIN,
-			      (struct symtab **) NULL);
+	lookup_symbol_global ("gdb_output", NULL, NULL, VAR_DOMAIN);
       gdb_output_len_sym =
-	lookup_symbol_global ("gdb_output_length", NULL, NULL,
-			      VAR_DOMAIN,
-			      (struct symtab **) NULL);
+	lookup_symbol_global ("gdb_output_length", NULL, NULL, VAR_DOMAIN);
 
       if ((gdb_output_sym == NULL) || (gdb_output_len_sym == NULL))
 	ret = -1;
diff --git a/gdb/solib-svr4.c b/gdb/solib-svr4.c
index d4d3213..5a0135b 100644
--- a/gdb/solib-svr4.c
+++ b/gdb/solib-svr4.c
@@ -1658,14 +1658,14 @@ static struct symbol *
 elf_lookup_lib_symbol (const struct objfile *objfile,
 		       const char *name,
 		       const char *linkage_name,
-		       const domain_enum domain, struct symtab **symtab)
+		       const domain_enum domain)
 {
   if (objfile->obfd == NULL
      || scan_dyntag (DT_SYMBOLIC, objfile->obfd, NULL) != 1)
     return NULL;
 
   return lookup_global_symbol_from_objfile
-		(objfile, name, linkage_name, domain, symtab);
+		(objfile, name, linkage_name, domain);
 }
 
 extern initialize_file_ftype _initialize_svr4_solib; /* -Wmissing-prototypes */
diff --git a/gdb/solib.c b/gdb/solib.c
index 69680b4..a694b81 100644
--- a/gdb/solib.c
+++ b/gdb/solib.c
@@ -971,14 +971,12 @@ struct symbol *
 solib_global_lookup (const struct objfile *objfile,
 		     const char *name,
 		     const char *linkage_name,
-		     const domain_enum domain,
-		     struct symtab **symtab)
+		     const domain_enum domain)
 {
   struct target_so_ops *ops = solib_ops (current_gdbarch);
 
   if (ops->lookup_lib_global_symbol != NULL)
-    return ops->lookup_lib_global_symbol (objfile, name, linkage_name,
-					  domain, symtab);
+    return ops->lookup_lib_global_symbol (objfile, name, linkage_name, domain);
   return NULL;
 }
 
diff --git a/gdb/solist.h b/gdb/solist.h
index 01f734f..fb104b4 100644
--- a/gdb/solist.h
+++ b/gdb/solist.h
@@ -112,8 +112,7 @@ struct target_so_ops
     struct symbol * (*lookup_lib_global_symbol) (const struct objfile *objfile,
 						 const char *name,
 						 const char *linkage_name,
-						 const domain_enum domain,
-						 struct symtab **symtab);
+						 const domain_enum domain);
 
     /* Given two so_list objects, one from the GDB thread list
        and another from the list returned by current_sos, return 1
@@ -137,7 +136,6 @@ extern struct target_so_ops *current_target_so_ops;
 struct symbol *solib_global_lookup (const struct objfile *objfile,
 				    const char *name,
 				    const char *linkage_name,
-				    const domain_enum domain,
-				    struct symtab **symtab);
+				    const domain_enum domain);
 
 #endif
diff --git a/gdb/symtab.c b/gdb/symtab.c
index 33efe12..db0808b 100644
--- a/gdb/symtab.c
+++ b/gdb/symtab.c
@@ -86,29 +86,25 @@ static struct symbol *lookup_symbol_aux (const char *name,
 					 const struct block *block,
 					 const domain_enum domain,
 					 enum language language,
-					 int *is_a_field_of_this,
-					 struct symtab **symtab);
+					 int *is_a_field_of_this);
 
 static
 struct symbol *lookup_symbol_aux_local (const char *name,
 					const char *linkage_name,
 					const struct block *block,
-					const domain_enum domain,
-					struct symtab **symtab);
+					const domain_enum domain);
 
 static
 struct symbol *lookup_symbol_aux_symtabs (int block_index,
 					  const char *name,
 					  const char *linkage_name,
-					  const domain_enum domain,
-					  struct symtab **symtab);
+					  const domain_enum domain);
 
 static
 struct symbol *lookup_symbol_aux_psymtabs (int block_index,
 					   const char *name,
 					   const char *linkage_name,
-					   const domain_enum domain,
-					   struct symtab **symtab);
+					   const domain_enum domain);
 
 static int file_matches (char *, char **, int);
 
@@ -1243,8 +1239,7 @@ lookup_symbol_in_language (const char *name, const struct block *block,
     }
 
   returnval = lookup_symbol_aux (modified_name, mangled_name, block,
-				 domain, lang,
-				 is_a_field_of_this, symtab);
+				 domain, lang, is_a_field_of_this);
   if (needtofreename)
     xfree (demangled_name);
 
@@ -1276,8 +1271,7 @@ lookup_symbol (const char *name, const struct block *block,
 static struct symbol *
 lookup_symbol_aux (const char *name, const char *linkage_name,
 		   const struct block *block, const domain_enum domain,
-		   enum language language,
-		   int *is_a_field_of_this, struct symtab **symtab)
+		   enum language language, int *is_a_field_of_this)
 {
   struct symbol *sym;
   const struct language_defn *langdef;
@@ -1293,8 +1287,7 @@ lookup_symbol_aux (const char *name, const char *linkage_name,
   /* Search specified block and its superiors.  Don't search
      STATIC_BLOCK or GLOBAL_BLOCK.  */
 
-  sym = lookup_symbol_aux_local (name, linkage_name, block, domain,
-				 symtab);
+  sym = lookup_symbol_aux_local (name, linkage_name, block, domain);
   if (sym != NULL)
     return sym;
 
@@ -1334,8 +1327,6 @@ lookup_symbol_aux (const char *name, const char *linkage_name,
 	  if (check_field (t, name))
 	    {
 	      *is_a_field_of_this = 1;
-	      if (symtab != NULL)
-		*symtab = NULL;
 	      return NULL;
 	    }
 	}
@@ -1344,8 +1335,7 @@ lookup_symbol_aux (const char *name, const char *linkage_name,
   /* Now do whatever is appropriate for LANGUAGE to look
      up static and global variables.  */
 
-  sym = langdef->la_lookup_symbol_nonlocal (name, linkage_name,
-					     block, domain, symtab);
+  sym = langdef->la_lookup_symbol_nonlocal (name, linkage_name, block, domain);
   if (sym != NULL)
     return sym;
 
@@ -1355,18 +1345,14 @@ lookup_symbol_aux (const char *name, const char *linkage_name,
      desired name as a file-level static, then do psymtab-to-symtab
      conversion on the fly and return the found symbol. */
 
-  sym = lookup_symbol_aux_symtabs (STATIC_BLOCK, name, linkage_name,
-				   domain, symtab);
+  sym = lookup_symbol_aux_symtabs (STATIC_BLOCK, name, linkage_name, domain);
   if (sym != NULL)
     return sym;
   
-  sym = lookup_symbol_aux_psymtabs (STATIC_BLOCK, name, linkage_name,
-				    domain, symtab);
+  sym = lookup_symbol_aux_psymtabs (STATIC_BLOCK, name, linkage_name, domain);
   if (sym != NULL)
     return sym;
 
-  if (symtab != NULL)
-    *symtab = NULL;
   return NULL;
 }
 
@@ -1376,8 +1362,7 @@ lookup_symbol_aux (const char *name, const char *linkage_name,
 static struct symbol *
 lookup_symbol_aux_local (const char *name, const char *linkage_name,
 			 const struct block *block,
-			 const domain_enum domain,
-			 struct symtab **symtab)
+			 const domain_enum domain)
 {
   struct symbol *sym;
   const struct block *static_block = block_static_block (block);
@@ -1389,8 +1374,7 @@ lookup_symbol_aux_local (const char *name, const char *linkage_name,
 
   while (block != static_block)
     {
-      sym = lookup_symbol_aux_block (name, linkage_name, block, domain,
-				     symtab);
+      sym = lookup_symbol_aux_block (name, linkage_name, block, domain);
       if (sym != NULL)
 	return sym;
       block = BLOCK_SUPERBLOCK (block);
@@ -1427,36 +1411,15 @@ lookup_objfile_from_block (const struct block *block)
 struct symbol *
 lookup_symbol_aux_block (const char *name, const char *linkage_name,
 			 const struct block *block,
-			 const domain_enum domain,
-			 struct symtab **symtab)
+			 const domain_enum domain)
 {
   struct symbol *sym;
-  struct objfile *objfile = NULL;
-  struct blockvector *bv;
-  struct block *b;
-  struct symtab *s = NULL;
 
   sym = lookup_block_symbol (block, name, linkage_name, domain);
   if (sym)
     {
       block_found = block;
-      if (symtab != NULL)
-	{
-	  /* Search the list of symtabs for one which contains the
-	     address of the start of this block.  */
-	  ALL_PRIMARY_SYMTABS (objfile, s)
-	    {
-	      bv = BLOCKVECTOR (s);
-	      b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
-	      if (BLOCK_START (b) <= BLOCK_START (block)
-		  && BLOCK_END (b) > BLOCK_START (block))
-		goto found;
-	    }
-	found:
-	  *symtab = s;
-	}
-      
-      return fixup_symbol_section (sym, objfile);
+      return fixup_symbol_section (sym, NULL);
     }
 
   return NULL;
@@ -1469,8 +1432,7 @@ struct symbol *
 lookup_global_symbol_from_objfile (const struct objfile *objfile,
 				   const char *name,
 				   const char *linkage_name,
-				   const domain_enum domain,
-				   struct symtab **symtab)
+				   const domain_enum domain)
 {
   struct symbol *sym;
   struct blockvector *bv;
@@ -1487,8 +1449,6 @@ lookup_global_symbol_from_objfile (const struct objfile *objfile,
     if (sym)
       {
 	block_found = block;
-	if (symtab != NULL)
-	  *symtab = s;
 	return fixup_symbol_section (sym, (struct objfile *)objfile);
       }
   }
@@ -1504,16 +1464,13 @@ lookup_global_symbol_from_objfile (const struct objfile *objfile,
 	bv = BLOCKVECTOR (s);
 	block = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
 	sym = lookup_block_symbol (block, name, linkage_name, domain);
-	if (symtab != NULL)
-	  *symtab = s;
 	return fixup_symbol_section (sym, (struct objfile *)objfile);
       }
   }
 
   if (objfile->separate_debug_objfile)
     return lookup_global_symbol_from_objfile (objfile->separate_debug_objfile,
-					      name, linkage_name, domain,
-					      symtab);
+					      name, linkage_name, domain);
 
   return NULL;
 }
@@ -1526,8 +1483,7 @@ lookup_global_symbol_from_objfile (const struct objfile *objfile,
 static struct symbol *
 lookup_symbol_aux_symtabs (int block_index,
 			   const char *name, const char *linkage_name,
-			   const domain_enum domain,
-			   struct symtab **symtab)
+			   const domain_enum domain)
 {
   struct symbol *sym;
   struct objfile *objfile;
@@ -1543,8 +1499,6 @@ lookup_symbol_aux_symtabs (int block_index,
     if (sym)
       {
 	block_found = block;
-	if (symtab != NULL)
-	  *symtab = s;
 	return fixup_symbol_section (sym, objfile);
       }
   }
@@ -1560,8 +1514,7 @@ lookup_symbol_aux_symtabs (int block_index,
 static struct symbol *
 lookup_symbol_aux_psymtabs (int block_index, const char *name,
 			    const char *linkage_name,
-			    const domain_enum domain,
-			    struct symtab **symtab)
+			    const domain_enum domain)
 {
   struct symbol *sym;
   struct objfile *objfile;
@@ -1603,8 +1556,6 @@ lookup_symbol_aux_psymtabs (int block_index, const char *name,
 		     block_index == GLOBAL_BLOCK ? "global" : "static",
 		     name, ps->filename, name, name);
 	  }
-	if (symtab != NULL)
-	  *symtab = s;
 	return fixup_symbol_section (sym, objfile);
       }
   }
@@ -1620,8 +1571,7 @@ struct symbol *
 basic_lookup_symbol_nonlocal (const char *name,
 			      const char *linkage_name,
 			      const struct block *block,
-			      const domain_enum domain,
-			      struct symtab **symtab)
+			      const domain_enum domain)
 {
   struct symbol *sym;
 
@@ -1653,11 +1603,11 @@ basic_lookup_symbol_nonlocal (const char *name,
      than that one, so I don't think we should worry about that for
      now.  */
 
-  sym = lookup_symbol_static (name, linkage_name, block, domain, symtab);
+  sym = lookup_symbol_static (name, linkage_name, block, domain);
   if (sym != NULL)
     return sym;
 
-  return lookup_symbol_global (name, linkage_name, block, domain, symtab);
+  return lookup_symbol_global (name, linkage_name, block, domain);
 }
 
 /* Lookup a symbol in the static block associated to BLOCK, if there
@@ -1667,14 +1617,12 @@ struct symbol *
 lookup_symbol_static (const char *name,
 		      const char *linkage_name,
 		      const struct block *block,
-		      const domain_enum domain,
-		      struct symtab **symtab)
+		      const domain_enum domain)
 {
   const struct block *static_block = block_static_block (block);
 
   if (static_block != NULL)
-    return lookup_symbol_aux_block (name, linkage_name, static_block,
-				    domain, symtab);
+    return lookup_symbol_aux_block (name, linkage_name, static_block, domain);
   else
     return NULL;
 }
@@ -1686,8 +1634,7 @@ struct symbol *
 lookup_symbol_global (const char *name,
 		      const char *linkage_name,
 		      const struct block *block,
-		      const domain_enum domain,
-		      struct symtab **symtab)
+		      const domain_enum domain)
 {
   struct symbol *sym = NULL;
   struct objfile *objfile = NULL;
@@ -1695,17 +1642,15 @@ lookup_symbol_global (const char *name,
   /* Call library-specific lookup procedure.  */
   objfile = lookup_objfile_from_block (block);
   if (objfile != NULL)
-    sym = solib_global_lookup (objfile, name, linkage_name, domain, symtab);
+    sym = solib_global_lookup (objfile, name, linkage_name, domain);
   if (sym != NULL)
     return sym;
 
-  sym = lookup_symbol_aux_symtabs (GLOBAL_BLOCK, name, linkage_name,
-				   domain, symtab);
+  sym = lookup_symbol_aux_symtabs (GLOBAL_BLOCK, name, linkage_name, domain);
   if (sym != NULL)
     return sym;
 
-  return lookup_symbol_aux_psymtabs (GLOBAL_BLOCK, name, linkage_name,
-				     domain, symtab);
+  return lookup_symbol_aux_psymtabs (GLOBAL_BLOCK, name, linkage_name, domain);
 }
 
 int
diff --git a/gdb/symtab.h b/gdb/symtab.h
index 37ce3f4..0a970df 100644
--- a/gdb/symtab.h
+++ b/gdb/symtab.h
@@ -1028,8 +1028,7 @@ extern struct symbol *lookup_symbol (const char *, const struct block *,
 extern struct symbol *basic_lookup_symbol_nonlocal (const char *,
 						    const char *,
 						    const struct block *,
-						    const domain_enum,
-						    struct symtab **);
+						    const domain_enum);
 
 /* Some helper functions for languages that need to write their own
    lookup_symbol_nonlocal functions.  */
@@ -1040,8 +1039,7 @@ extern struct symbol *basic_lookup_symbol_nonlocal (const char *,
 extern struct symbol *lookup_symbol_static (const char *name,
 					    const char *linkage_name,
 					    const struct block *block,
-					    const domain_enum domain,
-					    struct symtab **symtab);
+					    const domain_enum domain);
 
 /* Lookup a symbol in all files' global blocks (searching psymtabs if
    necessary).  */
@@ -1049,8 +1047,7 @@ extern struct symbol *lookup_symbol_static (const char *name,
 extern struct symbol *lookup_symbol_global (const char *name,
 					    const char *linkage_name,
 					    const struct block *block,
-					    const domain_enum domain,
-					    struct symtab **symtab);
+					    const domain_enum domain);
 
 /* Lookup a symbol within the block BLOCK.  This, unlike
    lookup_symbol_block, will set SYMTAB and BLOCK_FOUND correctly, and
@@ -1059,8 +1056,7 @@ extern struct symbol *lookup_symbol_global (const char *name,
 extern struct symbol *lookup_symbol_aux_block (const char *name,
 					       const char *linkage_name,
 					       const struct block *block,
-					       const domain_enum domain,
-					       struct symtab **symtab);
+					       const domain_enum domain);
 
 /* Lookup a partial symbol.  */
 
@@ -1391,8 +1387,7 @@ extern /*const */ char *main_name (void);
 struct symbol *lookup_global_symbol_from_objfile (const struct objfile *objfile,
 						  const char *name,
 						  const char *linkage_name,
-						  const domain_enum domain,
-						  struct symtab **symtab);
+						  const domain_enum domain);
 
 extern struct symtabs_and_lines
 expand_line_sal (struct symtab_and_line sal);
diff --git a/gdb/valops.c b/gdb/valops.c
index d601974..0d1bcc5 100644
--- a/gdb/valops.c
+++ b/gdb/valops.c
@@ -2705,7 +2705,7 @@ value_maybe_namespace_elt (const struct type *curtype,
 
   sym = cp_lookup_symbol_namespace (namespace_name, name, NULL,
 				    get_selected_block (0), 
-				    VAR_DOMAIN, NULL);
+				    VAR_DOMAIN);
 
   if (sym == NULL)
     return NULL;