From 1392a7af171c00679b0754775a8f6f54e967eafd Mon Sep 17 00:00:00 2001
From: mlugg <mlugg@mlugg.co.uk>
Date: Mon, 8 Sep 2025 20:08:28 +0100
Subject: std.debug: unwinding on Windows

...using `RtlVirtualUnwind` on x86_64 and aarch64, and
`RtaCaptureStackBackTrace` on x86.
---
 lib/std/debug/SelfInfo/ElfModule.zig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lib/std/debug/SelfInfo/ElfModule.zig')

diff --git a/lib/std/debug/SelfInfo/ElfModule.zig b/lib/std/debug/SelfInfo/ElfModule.zig
index ff37e283b9..7a280c0d6e 100644
--- a/lib/std/debug/SelfInfo/ElfModule.zig
+++ b/lib/std/debug/SelfInfo/ElfModule.zig
@@ -193,7 +193,7 @@ fn loadUnwindInfo(module: *const ElfModule, gpa: Allocator, di: *DebugInfo) Erro
         else => unreachable,
     }
 }
-pub fn unwindFrame(module: *const ElfModule, gpa: Allocator, di: *DebugInfo, context: *DwarfUnwindContext) Error!usize {
+pub fn unwindFrame(module: *const ElfModule, gpa: Allocator, di: *DebugInfo, context: *UnwindContext) Error!usize {
     if (di.unwind[0] == null) try module.loadUnwindInfo(gpa, di);
     std.debug.assert(di.unwind[0] != null);
     for (&di.unwind) |*opt_unwind| {
@@ -205,6 +205,7 @@ pub fn unwindFrame(module: *const ElfModule, gpa: Allocator, di: *DebugInfo, con
     }
     return error.MissingDebugInfo;
 }
+pub const UnwindContext = std.debug.SelfInfo.DwarfUnwindContext;
 pub const supports_unwinding: bool = s: {
     const archs: []const std.Target.Cpu.Arch = switch (builtin.target.os.tag) {
         .linux => &.{ .x86, .x86_64, .arm, .armeb, .thumb, .thumbeb, .aarch64, .aarch64_be },
@@ -233,7 +234,6 @@ const Allocator = std.mem.Allocator;
 const Dwarf = std.debug.Dwarf;
 const elf = std.elf;
 const mem = std.mem;
-const DwarfUnwindContext = std.debug.SelfInfo.DwarfUnwindContext;
 const Error = std.debug.SelfInfo.Error;
 
 const builtin = @import("builtin");
-- 
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