[release/10.0.3xx] Fix dotnet tool runner stripping duplicate flags when rollForward is enabled#53821

Merged

baronfel merged 3 commits intorelease/10.0.3xxfrom

backport/pr-53725-to-release/10.0.3xx

Apr 21, 2026

Commits on Apr 16, 2026

Fix duplicate flags being stripped when rollForward is true in tool runner

authored and
DonnaChen888
committed
Improve test assertion to use substring check instead of string splitting

authored and
DonnaChen888
committed
Update test/dotnet.Tests/CommandTests/Tool/Run/ToolRunCommandTests.cs

authored and
DonnaChen888
committed