(rest_of_decl_compilation): Don't look at DECL_IGNORED_P.

Don't output a read-only initialized extern variable.

From-SVN: r5105

diff --git a/gcc/toplev.c b/gcc/toplev.c
index 1df2cff..4d2c42b 100644 (file)
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -2163,18 +2163,19 @@ rest_of_decl_compilation (decl, asmspec, top_level, at_end)
     TIMEVAR (varconst_time,
             {
               make_decl_rtl (decl, asmspec, top_level);
-              /* For a user-invisible decl that should be replaced
-                 by its value when used, don't output anything.  */
+              /* Initialized extern variable exists to be replaced
+                 with its value, or represents something that will be
+                 output in another file.  */
               if (! (TREE_CODE (decl) == VAR_DECL
-                     && DECL_IGNORED_P (decl) && TREE_READONLY (decl)
-                     && DECL_INITIAL (decl) != 0))
+                     && DECL_EXTERNAL (decl) && TREE_READONLY (decl)
+                     && DECL_INITIAL (decl) != 0
+                     && DECL_INITIAL (decl) != error_mark_node)
                 /* Don't output anything
                    when a tentative file-scope definition is seen.
                    But at end of compilation, do output code for them.  */
                 if (! (! at_end && top_level
                        && (DECL_INITIAL (decl) == 0
-                           || DECL_INITIAL (decl) == error_mark_node
-                           || DECL_IGNORED_P (decl))))
+                           || DECL_INITIAL (decl) == error_mark_node)))
                   assemble_variable (decl, top_level, at_end, 0);
             });
   else if (DECL_REGISTER (decl) && asmspec != 0)