passes.c (rest_of_decl_compilation): Guard early_global_decl call with !seen_error ().

2015-08-27  Richard Biener  <rguenther@suse.de>

	* passes.c (rest_of_decl_compilation): Guard early_global_decl
	call with !seen_error ().
	* cgraphunit.c (symbol_table::finalize_compilation_unit): Move
	early debug generation and finish...
	(symbol_table::compile): ... here to put it after a !seen_error ()
	guard.

From-SVN: r227258

gcc/ChangeLog

+2015-08-27  Richard Biener  <rguenther@suse.de>
+
+	* passes.c (rest_of_decl_compilation): Guard early_global_decl
+	call with !seen_error ().
+	* cgraphunit.c (symbol_table::finalize_compilation_unit): Move
+	early debug generation and finish...
+	(symbol_table::compile): ... here to put it after a !seen_error ()
+	guard.
+
 2015-08-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* config.gcc (*-*-solaris2*): Enable default_use_cxa_atexit on

gcc/cgraphunit.c

@@ -2314,6 +2314,16 @@ symbol_table::compile (void)
   symtab_node::verify_symtab_nodes ();
 #endif
 
+  /* Emit early debug for reachable functions, and by consequence,
+     locally scoped symbols.  */
+  struct cgraph_node *cnode;
+  FOR_EACH_FUNCTION_WITH_GIMPLE_BODY (cnode)
+    (*debug_hooks->early_global_decl) (cnode->decl);
+
+  /* Clean up anything that needs cleaning up after initial debug
+     generation.  */
+  (*debug_hooks->early_finish) ();
+
   timevar_push (TV_CGRAPHOPT);
   if (pre_ipa_mem_report)
     {
@@ -2482,16 +2492,6 @@ symbol_table::finalize_compilation_unit (void)
   /* Gimplify and lower thunks.  */
   analyze_functions (/*first_time=*/false);
 
-  /* Emit early debug for reachable functions, and by consequence,
-     locally scoped symbols.  */
-  struct cgraph_node *cnode;
-  FOR_EACH_FUNCTION_WITH_GIMPLE_BODY (cnode)
-    (*debug_hooks->early_global_decl) (cnode->decl);
-
-  /* Clean up anything that needs cleaning up after initial debug
-     generation.  */
-  (*debug_hooks->early_finish) ();
-
   /* Finally drive the pass manager.  */
   compile ();
 

gcc/passes.c

@@ -318,7 +318,10 @@ rest_of_decl_compilation (tree decl,
       && !decl_function_context (decl)
       && !current_function_decl
       && DECL_SOURCE_LOCATION (decl) != BUILTINS_LOCATION
-      && !decl_type_context (decl))
+      && !decl_type_context (decl)
+      /* Avoid confusing the debug information machinery when there are
+	 errors.  */
+      && !seen_error ())
     (*debug_hooks->early_global_decl) (decl);
 }