From bd3af998439424886c641279b6f9bb6e950c7142 Mon Sep 17 00:00:00 2001
From: Stephan Hartmann <stha09@googlemail.com>
Date: Sun, 18 Dec 2022 16:12:29 +0000
Subject: [PATCH] GCC: make raw_ptr::operator bool constexpr

Required because autofill::internal::FormForest uses it in
a constexpr method.

Bug: 819294
Change-Id: Ib2258c9d98c2e7f88ad192b517b487f834a87481
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4110924
Reviewed-by: Bartek Nowierski <bartekn@chromium.org>
Commit-Queue: Stephan Hartmann <stha09@googlemail.com>
Cr-Commit-Position: refs/heads/main@{#1084785}
---

diff --git a/base/memory/raw_ptr.h b/base/memory/raw_ptr.h
index 4191f0e..a22f64b7 100644
--- a/base/memory/raw_ptr.h
+++ b/base/memory/raw_ptr.h
@@ -1301,7 +1301,9 @@
   // possible, so use it only if absolutely necessary (e.g. for const_cast).
   PA_ALWAYS_INLINE T* get() const { return GetForExtraction(); }
 
-  explicit PA_ALWAYS_INLINE operator bool() const { return !!wrapped_ptr_; }
+  constexpr explicit PA_ALWAYS_INLINE operator bool() const {
+    return !!wrapped_ptr_;
+  }
 
   template <typename U = T,
             typename Unused = std::enable_if_t<