From 667035fc7834079f26ee2c97a01a412d5ff64cc2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <alex@alexrp.com>
Date: Sun, 13 Apr 2025 23:35:13 +0200
Subject: [PATCH] std.Build.Step: Don't capture a stack trace if
 !std.debug.sys_can_stack_trace.

---
 lib/std/Build/Step.zig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/std/Build/Step.zig b/lib/std/Build/Step.zig
index cedf398d98..af0e44b8d2 100644
--- a/lib/std/Build/Step.zig
+++ b/lib/std/Build/Step.zig
@@ -202,6 +202,7 @@ pub fn init(options: StepOptions) Step {
         .state = .precheck_unstarted,
         .max_rss = options.max_rss,
         .debug_stack_trace = blk: {
+            if (!std.debug.sys_can_stack_trace) break :blk &.{};
             const addresses = arena.alloc(usize, options.owner.debug_stack_frames_count) catch @panic("OOM");
             @memset(addresses, 0);
             const first_ret_addr = options.first_ret_addr orelse @returnAddress();