From b470d2a7de20f8036c8976ec18ed1fb16a15c662 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <alex@alexrp.com>
Date: Mon, 12 Aug 2024 03:51:48 +0200
Subject: [PATCH] std.debug: Support sparc32 in StackIterator.init().

---
 lib/std/debug.zig | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/std/debug.zig b/lib/std/debug.zig
index a3a8a533eed0..5ddc751f3d4e 100644
--- a/lib/std/debug.zig
+++ b/lib/std/debug.zig
@@ -567,10 +567,12 @@ pub const StackIterator = struct {
     } else void = if (have_ucontext) null else {},
 
     pub fn init(first_address: ?usize, fp: ?usize) StackIterator {
-        if (native_arch == .sparc64) {
+        if (native_arch.isSPARC()) {
             // Flush all the register windows on stack.
-            asm volatile (
-                \\ flushw
+            asm volatile (if (std.Target.sparc.featureSetHas(builtin.cpu.features, .v9))
+                    "flushw"
+                else
+                    "ta 3" // ST_FLUSH_WINDOWS
                 ::: "memory");
         }