From 48e84649a0af3ccb3d4c066e7408ccee83a11e29 Mon Sep 17 00:00:00 2001
From: EAZYBLACK <eazyblack@noreply.localhost>
Date: Sat, 26 Sep 2026 14:32:16 +0300
Subject: [PATCH] whoops, that was needed

---
 mfbt/WindowsVersion.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/mfbt/WindowsVersion.h b/mfbt/WindowsVersion.h
index 62d6074500..abc9ab59ae 100644
--- a/mfbt/WindowsVersion.h
+++ b/mfbt/WindowsVersion.h
@@ -179,6 +179,13 @@ IsWin11OrLater()
   return IsWindows10BuildOrLater(WinBuild::Win11RTM);
 }
 
+MOZ_ALWAYS_INLINE bool
+IsNotWin7PreRTM()
+{
+  return IsWin7SP1OrLater() || !IsWin7OrLater() ||
+         IsWindowsBuildOrLater(7600);
+}
+
 MOZ_ALWAYS_INLINE bool
 IsWin7AndPre2000Compatible() {
   /*