From: Richard Stallman <rms@gnu.org>
Date: Wed, 15 Jul 1992 18:39:52 +0000 (+0000)
Subject: (finish_struct): Handle nested struct redefinitions.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8d7bbe5f87bd33d7d4c03376767c8856ca266e50;p=gcc.git

(finish_struct): Handle nested struct redefinitions.

From-SVN: r1593
---

diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index bbcec2ea5c4..5a730e81d58 100644
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -4664,6 +4664,11 @@ finish_struct (t, fieldlist)
       if (C_DECL_VARIABLE_SIZE (x))
 	C_TYPE_VARIABLE_SIZE (t) = 1;
 
+      /* Detect invalid nested redefinition.  */
+      if (TREE_TYPE (x) == t)
+	error ("nested redefinition of `%s'",
+	       IDENTIFIER_POINTER (TYPE_NAME (t)));
+
       /* Detect invalid bit-field size.  */
       if (DECL_INITIAL (x))
 	STRIP_NOPS (DECL_INITIAL (x));