From 8d081c0093a42713afd1d4f7f07d09abb6eabc9a Mon Sep 17 00:00:00 2001
From: Martin Liska <mliska@suse.cz>
Date: Mon, 20 Dec 2021 10:55:50 +0100
Subject: [PATCH] opts: Support -Oz in -Ox option hints.

gcc/ChangeLog:

	* opts.c (default_options_optimization): Support -Oz in -Ox option hints.
---
 gcc/opts.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/opts.c b/gcc/opts.c
index f45ecc567260..cdd6463e49b9 100644
--- a/gcc/opts.c
+++ b/gcc/opts.c
@@ -723,7 +723,7 @@ default_options_optimization (struct gcc_options *opts,
 	      const int optimize_val = integral_argument (opt->arg);
 	      if (optimize_val == -1)
 		error_at (loc, "argument to %<-O%> should be a non-negative "
-			       "integer, %<g%>, %<s%> or %<fast%>");
+			       "integer, %<g%>, %<s%>, %<z%> or %<fast%>");
 	      else
 		{
 		  opts->x_optimize = optimize_val;
-- 
2.47.3