(enumlist): Propagate error_mark_node.

From-SVN: r10396

diff --git a/gcc/c-parse.in b/gcc/c-parse.in
index 4d63f61..044e452 100644 (file)
--- a/gcc/c-parse.in
+++ b/gcc/c-parse.in
@@ -1490,7 +1490,10 @@ component_declarator:
 enumlist:
          enumerator
        | enumlist ',' enumerator
-               { $$ = chainon ($3, $1); }
+               { if ($1 == error_mark_node)
+                   $$ = $1;
+                 else
+                   $$ = chainon ($3, $1); }
        | error
                { $$ = error_mark_node; }
        ;