From: Jan Hubicka <jh@suse.cz>
Date: Fri, 13 Nov 2020 20:13:51 +0000 (+0100)
Subject: Copied arguments are readonly
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8fca8142bc0b7b7831644f8c7f6d24ebb8a72dbe;p=gcc.git

Copied arguments are readonly

	* attr-fnspec.h (attr_fnspec::arg_readonly_p): Accept '1'...'9'.
---

diff --git a/gcc/attr-fnspec.h b/gcc/attr-fnspec.h
index b4b49e93fc4..ccc36e1b218 100644
--- a/gcc/attr-fnspec.h
+++ b/gcc/attr-fnspec.h
@@ -144,7 +144,7 @@ public:
   {
     unsigned int idx = arg_idx (i);
     gcc_checking_assert (arg_specified_p (i));
-    return str[idx] == 'r' || str[idx] == 'R';
+    return str[idx] == 'r' || str[idx] == 'R' || (str[idx] >= '1' && str[idx] <= '9');
   }
 
   /* True if memory reached by the argument is read (directly or indirectly)  */