[Bug] IsClippedToBounds="True" iOS not work

[azapatac]

Description
IsClippedToBounds="True" does not work in iOS

Steps to Reproduce

1. Create Page
2. Add frame with corner radius = 10
3. Add Grid wit 2 rows
4. In row = 1, add 2 buttons with corner radius = 0

Expected Behavior
No crashes

Actual Behavior
Crashes

Basic Information

• Version with issue: 4.7.0.968
• Last known good version: 4.6.0.800
• IDE: Visual Studio Mac
• Platform Target Frameworks:
  • iOS: Xamarin.iOS Version: 13.18.1.31

`
<popup:PopupPage
xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
x:Class="App.ConfirmationDialog"
xmlns:popup="clr-namespace:Rg.Plugins.Popup.Pages;assembly=Rg.Plugins.Popup">

<Frame
    IsClippedToBounds="True">

    <Frame.Resources>
        <ResourceDictionary>
            <Style
                TargetType="Frame">
                <Setter Property="BackgroundColor" Value="WhiteSmoke"/>
                <Setter Property="CornerRadius" Value="10"/>
                <Setter Property="HasShadow" Value="False"/>
                <Setter Property="HorizontalOptions" Value="FillAndExpand"/>
                <Setter Property="Margin" Value="40"/>
                <Setter Property="Padding" Value="20"/>
                <Setter Property="VerticalOptions" Value="Center"/>
            </Style>  
        </ResourceDictionary>
    </Frame.Resources>

    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="*"></RowDefinition>
            <RowDefinition Height="Auto"></RowDefinition>
        </Grid.RowDefinitions>
        
        <Label
            FontFamily="{StaticResource TradeGothicLTBold}"
            FontSize="Subtitle"
            HorizontalOptions="Center"
            HorizontalTextAlignment="Center"
            Text="..."
            VerticalOptions="Center"/>

        <Grid
            Grid.Row="1"
            ColumnSpacing="0"
            Padding="-20, 20, -20, -20">
        
            <Grid.RowDefinitions>
                <RowDefinition Height="50"/>
            </Grid.RowDefinitions>

            <Button
                BackgroundColor="{StaticResource MainBlue}"
                CornerRadius="0"
                Grid.Column="1"
                Text="YES"/>

            <Button                   
                BackgroundColor="{StaticResource GrayColor}"
                CornerRadius="0"
                Text="NO"/>

        </Grid>
    </Grid>
</Frame>

</popup:PopupPage>
`

Screenshots

Failed

OK

[CarrotSolutions]

Confirmed! So glad someone else experienced the same thing! I also confirmed no problem on Android just in iOs. So is the workaround to roll back?

[StephaneDelcroix]

Duplicate of #11091