From df360a8ca27c83396aa0ccbcb832a285cf5b8547 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <alex@alexrp.com>
Date: Mon, 19 Oct 2026 06:15:16 +0200
Subject: [PATCH] std.Target: fix cCallingConvention() to pick xtensa_windowed
 for abi != .call0

---
 lib/std/Target.zig | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/std/Target.zig b/lib/std/Target.zig
index a737d3a02b19565ea804cd84e52161014fe024b6..0d7e2e734ff090b3e813183e73232b5c8c10d0c9 100644
--- a/lib/std/Target.zig
+++ b/lib/std/Target.zig
@@ -3758,7 +3758,10 @@ pub fn cCallingConvention(target: *const Target) ?std.builtin.CallingConvention
         .sh, .sheb => .{ .sh_gnu = .{} },
         .ve => .{ .ve_sysv = .{} },
         .xcore => .{ .xcore_xs1 = .{} },
-        .xtensa, .xtensaeb => .{ .xtensa_call0 = .{} },
+        .xtensa, .xtensaeb => switch (target.abi) {
+            .call0 => .{ .xtensa_call0 = .{} },
+            else => .{ .xtensa_windowed = .{} },
+        },
         .amdgcn => .{ .amdgcn_device = .{} },
         .nvptx, .nvptx64 => .nvptx_device,
         .spirv32, .spirv64 => .spirv_device,
-- 
2.54.0