PR linker/4844

* emultempl/pep.em (pep_find_data_imports): Issue a warning message if auto importing is triggered without
  --enable-auto-import having been specified on the command line.
* emultempl/pe.em (pe_find_data_imports): Likewise.

ld/ChangeLog

@@ -1,5 +1,11 @@
 2007-10-04  Nick Clifton  <nickc@redhat.com>
 
+	PR linker/4844
+	* emultempl/pep.em (pep_find_data_imports): Issue a warning
+	message if auto importing is triggered without
+	--enable-auto-import having been specified on the command line.
+	* emultempl/pe.em (pe_find_data_imports): Likewise.
+
 	PR linker/5097
 	* emultempl/armelf.em (arm_elf_finish): Fix spelling typo.
 

ld/emultempl/pe.em

@@ -920,8 +920,20 @@ pe_find_data_imports (void)
 	      int nsyms, symsize, i;
 
 	      if (link_info.pei386_auto_import == -1)
-		info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),
-			  undef->root.string, buf);
+		{
+		  static bfd_boolean warned = FALSE;
+
+		  info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),
+			    undef->root.string, buf);
+
+		  /* PR linker/4844.  */
+		  if (! warned)
+		    {
+		      warned = TRUE;
+		      einfo (_("%P: warning: auto-importing has been activated without --enable-auto-import specified on the command line.\n\
+This should work unless it involves constant data structures referencing symbols from auto-imported DLLs."));
+		    }
+		}
 
 	      symsize = bfd_get_symtab_upper_bound (b);
 	      symbols = (asymbol **) xmalloc (symsize);

ld/emultempl/pep.em

@@ -884,8 +884,20 @@ pep_find_data_imports (void)
 	      int nsyms, symsize, i;
 
 	      if (link_info.pei386_auto_import == -1)
-		info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),
-			  undef->root.string, buf);
+		{
+		  static bfd_boolean warned = FALSE;
+
+		  info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),
+			    undef->root.string, buf);
+
+		  /* PR linker/4844.  */
+		  if (! warned)
+		    {
+		      warned = TRUE;
+		      einfo (_("%P: warning: auto-importing has been activated without --enable-auto-import specified on the command line.\n\
+This should work unless it involves constant data structures referencing symbols from auto-imported DLLs."));
+		    }
+		}
 
 	      symsize = bfd_get_symtab_upper_bound (b);
 	      symbols = xmalloc (symsize);