Released: Apr 27, 2026

2026.1.1 での更新項目

不具合の修正

• C++
  • u8 string and character literals in C should have unsigned char underlying type.
• Caches
  • Redundant memory usage in UE4AssetsCache.
  • Signals for monitoring added/removed symbols.
  • Hang in CppLinkageEntityCache.FindEntitiesBySymbols.
• Code Style - Formatter
  • Do not place the semicolon on a separate line in a do-while statement.
• Project Model
  • Unresolved symbols are not highlighted in red inside a newly created file.
  • C language standard is wrong in a CMake project using clang.
  • ClangCL toolset...

Released: Mar 30, 2026

2026.1 での更新項目

機能

Performance

• ReSharper C⁠+⁠+ 2026.1 brings significant performance optimizations across all stages of the IDE experience, specifically tuned for the demands of large-scale Unreal Engine projects. Measurements on the Lyra sample project for Unreal Engine in Out-of-Process mode demonstrate these improvements:
  • Initial indexing of C⁠+⁠+ code is now up to 20% faster, reducing the wait when you open a solution for the first time.
  • Warm startup time has been improved by more than 20%, so returning to...

Released: Feb 19, 2026

2025.3.3 での更新項目

不具合の修正

• ReSharper not working with .slnx Solution and AdvancedInstaller Project.
• "CS1998" false-positive warning: "Async method lacks 'await' operators and will run synchronously".
• InitializeComponent being incorrectly flagged in MAUI projects.
• "Generate Partial" + "partial keyword completion" for event uses get/set instead of add/remove.

Released: Nov 13, 2025

2025.3.0.1 での更新項目

不具合の修正

• Agreement is unreadable (black background) with Dark Windows theme.
• Notification text for unaccepted language dictionary license is not stating the problem.
• Extension Members: Rename from usage fails.

Released: Nov 11, 2025

2025.3 での更新項目

機能

C++26

• ReSharper C++ 2025.3 continues ongoing work on C++26 support. This release adds support for the following major features from the latest language standard:
  • Pack indexing: Individual elements within a pack can now be accessed using the subscript operator.
  • Expansion statements: You can now iterate over elements at compile time using the new template for statement.
  • Packs in structured bindings: A structured binding declaration may now include a single pack to bind an arbitrary number of...

Released: Aug 14, 2025

2025.2 での更新項目

機能

Language Features

• ReSharper C++ 2025.2 starts work on supporting the recently finalized C++26 language standard. The latest release includes support for the following new C++ features:
  • Variadic friends: grant friendship to all classes in a template parameter pack.
  • Placeholder variables: name variables with _ to implicitly apply the [[maybe_unused]] attribute.
  • = delete("reason"): add an optional message to deleted functions for better error diagnostics.
  • Attributes for structured bindings...

Released: Jun 30, 2025

2025.1.4 での更新項目

不具合の修正

• Failed to GetCppType(). Object reference not set to an instance of an object.
• Incorrect formatting of lambda braces.
• Support wide char string literals in TODO explorer.
• Data breakpoints displayed incorrectly.

Released: Apr 16, 2025

2025.1 での更新項目

機能

Language Features

• ReSharper C++ 2025.1 introduces support for several new GNU language extensions, including:
  • Conditionals with omitted operands.
  • #import directives.
  • _Float16, __bf16, and __float128 floating-point types.
  • Local labels.
  • Designated initializer range syntax.
  • Decimal floating-point types from C23.
• JetBrains have improved the capabilities of the constexpr evaluation engine. ReSharper C++ can now evaluate constexpr functions that contain switch statements, if statements with an...

Released: Apr 3, 2025

2024.3.7 での更新項目

不具合の修正

• Updating to xunit.v3 2.0.0 results in MethodNotFoundException.

Released: Jan 23, 2025

2024.3.4 での更新項目

不具合の修正

• False positive 'Required member ... must be set in the object initializer' on generated files.
• Code cleanup processes incorrectly nullable context on new object creation.
• Testing Platform > Navigate to test does not work.
• Bug in the "Simplify with GetValueOrDefault" rule.
• Wrong suggestion for structs with primary constructor.
• Code analysis can't infer type arguments involving implicit casts, code compiles fine.
• Ref return with index array access reports incorrect "An expression cannot...