Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

===================================================================
RCS file: /ftp/cvs/cvsroot/src/external/gpl3/binutils.old/dist/bfd/xtensa-isa.c,v
rcsdiff: /ftp/cvs/cvsroot/src/external/gpl3/binutils.old/dist/bfd/xtensa-isa.c,v: warning: Unknown phrases like `commitid ...;' are present.
retrieving revision 1.1.1.3
retrieving revision 1.1.1.4
diff -u -p -r1.1.1.3 -r1.1.1.4
--- src/external/gpl3/binutils.old/dist/bfd/xtensa-isa.c	2018/04/14 15:36:19	1.1.1.3
+++ src/external/gpl3/binutils.old/dist/bfd/xtensa-isa.c	2020/04/03 17:41:15	1.1.1.4
@@ -1,5 +1,5 @@
 /* Configurable Xtensa ISA support.
-   Copyright (C) 2003-2016 Free Software Foundation, Inc.
+   Copyright (C) 2003-2018 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -292,7 +292,8 @@ xtensa_isa_init (xtensa_isa_status *errn
       xtensa_sysreg_internal *sreg = &isa->sysregs[n];
       is_user = sreg->is_user;
 
-      isa->sysreg_table[is_user][sreg->number] = n;
+      if (sreg->number >= 0)
+	isa->sysreg_table[is_user][sreg->number] = n;
     }
 
   /* Set up the interface lookup table.  */