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C# 14: Null conditional assignments.#21158

Merged

michaelnebel merged 15 commits intogithub:maingithub/codeql:mainfrom

michaelnebel:csharp/cfgforaccessmichaelnebel/codeql:csharp/cfgforaccessCopy head branch name to clipboard

Jan 19, 2026

Conversation Commits15 (15)Checks Files changed

Merged

C# 14: Null conditional assignments.#21158
michaelnebel merged 15 commits intogithub:mainfrom
michaelnebel:csharp/cfgforaccess

Commits

Commits on Jan 16, 2026

C#: Add CFG support for null conditional assignments and include eg. field access in the CFG.
michaelnebel
committed
C#: Update test expected output.
michaelnebel
committed
C#: Add some null conditional assignments CFG tests.
michaelnebel
committed
C#: Update test expected output.
michaelnebel
committed
C#: Add a tests for MaybeNullExpr.
michaelnebel
committed
C#: Take null conditional assignments into account in MaybeNullExpr.
michaelnebel
committed
C#: Update test expected output.
michaelnebel
committed
C#: Add change-note.
michaelnebel
committed
C#: Add field access for out assignments in the CFG.
michaelnebel
committed
C#: Exclude the field access cases from missing argument call.
michaelnebel
committed
C#: Add tests for out writeacceses.
michaelnebel
committed

Commits on Jan 19, 2026

C#: Address review comments.
michaelnebel
committed
C#: Update test expected output.
michaelnebel
committed
C#: Relax the condition for when a qualified expression might be null.
michaelnebel
committed
C#: Add some more tests.
michaelnebel
committed

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