From: Richard Stallman <rms@gnu.org>
Date: Wed, 13 May 1992 03:23:52 +0000 (+0000)
Subject: *** empty log message ***
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4bb6d2f819e9df55a1c445b5db60c7851e5957ef;p=gcc.git

*** empty log message ***

From-SVN: r966
---

diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c
index 0a0813ade43..2de86ae32eb 100644
--- a/gcc/c-typeck.c
+++ b/gcc/c-typeck.c
@@ -3332,7 +3332,19 @@ mark_addressable (exp)
       case CONST_DECL:
       case PARM_DECL:
       case RESULT_DECL:
-	if (TREE_REGDECL (x) && !TREE_ADDRESSABLE (x))
+	if (TREE_REGDECL (x) && !TREE_ADDRESSABLE (x)
+	    && TREE_NONLOCAL (x))
+	  {
+	    if (TREE_PUBLIC (x))
+	      {
+		error ("global register variable `%s' used in nested function",
+		       IDENTIFIER_POINTER (DECL_NAME (x)));
+		return 0;
+	      }
+	    pedwarn ("register variable `%s' used in nested function",
+		     IDENTIFIER_POINTER (DECL_NAME (x)));
+	  }
+	else if (TREE_REGDECL (x) && !TREE_ADDRESSABLE (x))
 	  {
 	    if (TREE_PUBLIC (x))
 	      {