From 9a59425a92e01ed03bd5dee09c160756f1668c9a Mon Sep 17 00:00:00 2001
From: Andrey Zgarbul <zgarbul.andrey@gmail.com>
Date: Wed, 14 Apr 2021 08:04:09 +0300
Subject: [PATCH] unsafe write_with_zero

---
 CHANGELOG.md            | 2 ++
 src/generate/generic.rs | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7d826cb7..7ced73b7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,6 +30,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ### Changed
 
+- [breaking-change] make `write_with_zero` method `unsafe` because the way it is
+
 - [breaking-change] remove `Variant<U, ENUM_A>`, use `Option<ENUM_A>` instead
 
 - split out register size type (`RawType`) from `ResetValue` trait
diff --git a/src/generate/generic.rs b/src/generate/generic.rs
index eba49c9f..b2863807 100644
--- a/src/generate/generic.rs
+++ b/src/generate/generic.rs
@@ -123,7 +123,7 @@ where
     ///
     /// Similar to `write`, but unused bits will contain 0.
     #[inline(always)]
-    pub fn write_with_zero<F>(&self, f: F)
+    pub unsafe fn write_with_zero<F>(&self, f: F)
     where
         F: FnOnce(&mut REG::Writer) -> &mut W<REG>
     {