From 8930bdfeb63e47901d4a1de5f1d28f56c88f2026 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <alex@alexrp.com>
Date: Fri, 22 May 2026 03:49:19 +0200
Subject: [PATCH] std.Target: make arch11 (z13) the baseline for s390x

arch8 (z10) is from 2008; arch11 (z13) is from 2015. I believe all Linux distros
have already made arch11 the baseline, so let's do the same.
---
 lib/std/Target.zig | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/std/Target.zig b/lib/std/Target.zig
index 4f6e8985979bf3607c296c291dbdea1f36077728..6e57e8b6311fb37ff7369d47ee5d690788d3da3d 100644
--- a/lib/std/Target.zig
+++ b/lib/std/Target.zig
@@ -2086,8 +2086,7 @@ pub const Cpu = struct {
                 .powerpc64le => &powerpc.cpu.ppc64le,
                 .riscv32, .riscv32be => &riscv.cpu.baseline_rv32,
                 .riscv64, .riscv64be => &riscv.cpu.baseline_rv64,
-                // gcc/clang do not have a generic s390x model.
-                .s390x => &s390x.cpu.arch8,
+                .s390x => &s390x.cpu.arch11,
                 .sparc => &sparc.cpu.v9, // glibc does not work with 'plain' v8.
                 .sparc64 => &sparc.cpu.ultrasparc,
                 .x86 => &x86.cpu.pentium4,
-- 
2.54.0