dotnet/Documentation/compatibility/winform's-checkforoverflowunderflow-property-is-now-true-for-system_drawing.md

WinForm's CheckForOverflowUnderflow property is now true for System.Drawing

Scope

Edge

Version Introduced

4.5

Source Analyzer Status

Not planned

Change Description

The CheckForOverflowUnderflow property for the System.Drawing.dll assembly is set to true.

• Quirked
• Build-time break

Recommended Action

Previously when overflows occurred, the result would be silently truncated. Now an xref:System.OverflowException?displayProperty=name exception is thrown.

Affected APIs

• Not detectable via API analysis

Category

Windows Forms