chromium/chromium-93-FormForest-cons...

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2021-09-03 21:34:13 +00:00
From 802150d7be94e5317b257df545d55ce5b007ae65 Mon Sep 17 00:00:00 2001
From: Jose Dapena Paz <jdapena@igalia.com>
Date: Tue, 20 Jul 2021 18:50:11 +0000
Subject: [PATCH] libstdc++: do not use unique_ptr bool() operator in a constexpr in form_forest.h
Fix build breakage in GCC, because of calling non constexpr functions from a
constexpr function. In this case, libstdc++ unique_ptr bool() operator is not
constexpr, so it cannot be used inside CompareByFrameToken.
An example of build breakage caused by this:
../../components/autofill/content/browser/form_forest.h:157:21: error: call to non-constexpr function std::unique_ptr<_Tp, _Dp>::operator bool() const [with _Tp = autofill::internal::FormForest::FrameData; _Dp = std::default_delete<autofill::internal::FormForest::FrameData>]
157 | return f && g ? f->frame_token < g->frame_token : f.get() < g.get();
| ^
Bug: 957519
Change-Id: I3c49559084fe58886a03520729873b7c4ac89bbf
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3041050
Commit-Queue: Dominic Battré <battre@chromium.org>
Reviewed-by: Dominic Battré <battre@chromium.org>
Cr-Commit-Position: refs/heads/master@{#903595}
---
diff --git a/components/autofill/content/browser/form_forest.h b/components/autofill/content/browser/form_forest.h
index c89a8eb..f414ab8 100644
--- a/components/autofill/content/browser/form_forest.h
+++ b/components/autofill/content/browser/form_forest.h
@@ -152,16 +152,16 @@
// used by FrameData sets.
struct CompareByFrameToken {
using is_transparent = void;
- constexpr bool operator()(const std::unique_ptr<FrameData>& f,
- const std::unique_ptr<FrameData>& g) const {
+ bool operator()(const std::unique_ptr<FrameData>& f,
+ const std::unique_ptr<FrameData>& g) const {
return f && g ? f->frame_token < g->frame_token : f.get() < g.get();
}
- constexpr bool operator()(const std::unique_ptr<FrameData>& f,
- const LocalFrameToken& g) const {
+ bool operator()(const std::unique_ptr<FrameData>& f,
+ const LocalFrameToken& g) const {
return f ? f->frame_token < g : true;
}
- constexpr bool operator()(const LocalFrameToken& f,
- const std::unique_ptr<FrameData>& g) const {
+ bool operator()(const LocalFrameToken& f,
+ const std::unique_ptr<FrameData>& g) const {
return g ? f < g->frame_token : false;
}
};