From 3d307e5610960e358f2d782157c6f5dbd6b5cd10 Mon Sep 17 00:00:00 2001
From: Richard Townsend <Richard.Townsend@arm.com>
Date: Wed, 27 Mar 2019 18:30:11 +0000
Subject: [PATCH] fix: correct crash reporter for Windows on Arm (#17533)

ARM64 cleans up and moves around RUNTIME_FUNCTION structure fields.
With this patch applied, electron should build cleanly for Windows on Arm.
---
 atom/common/crash_reporter/crash_reporter_win.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/atom/common/crash_reporter/crash_reporter_win.cc b/atom/common/crash_reporter/crash_reporter_win.cc
index 318e4ab5968a..02f3cad872c1 100644
--- a/atom/common/crash_reporter/crash_reporter_win.cc
+++ b/atom/common/crash_reporter/crash_reporter_win.cc
@@ -93,8 +93,13 @@ bool RegisterNonABICompliantCodeRange(void* start, size_t size_in_bytes) {
 
   // All addresses are 32bit relative offsets to start.
   record->runtime_function.BeginAddress = 0;
+#if defined(_M_ARM64)
+  record->runtime_function.FunctionLength =
+      base::checked_cast<DWORD>(size_in_bytes);
+#else
   record->runtime_function.EndAddress =
       base::checked_cast<DWORD>(size_in_bytes);
+#endif
   record->runtime_function.UnwindData =
       offsetof(ExceptionHandlerRecord, unwind_info);