Release Notes

• 1. Supported Platforms
• 2. Compatibility
• 3. What’s New in 4.6.0
  • 3.1. Changed default mapping for Modern C++ to “IDL4 to C++”
  • 3.2. Third-Party Software Changes
• 4. What’s Fixed in 4.6.0
  • 4.1. [Major] Symbols for a sequence of a forward-declared type were not exported on Windows
  • 4.2. [Major] Union Discriminator default value was not aligned with XTypes Specification
  • 4.3. [Major] XML keywords in default strings generated incorrect code
  • 4.4. [Minor] Code Generator threw unexpected operator error in Linux and macOS
  • 4.5. [Minor] Compilation error when using constant strings with modern C++ new mapping (IDL4 to C++) and C++17/C++20
  • 4.6. [Minor] recvfrom failure during Code Generator server shutdown
  • 4.7. [Trivial] Compilation error when generating example for C++11 with Zero Copy transfer over shared memory and IDL4 C++ mapping
• 5. Previous Releases
  • 5.1. What’s New in 4.5.0
  • 5.2. What’s Fixed in 4.5.0
  • 5.3. What’s New in 4.4.0
  • 5.4. What’s Fixed in 4.4.0
• 6. Known Issues
  • 6.1. Classes and Types Defined in Some .NET Namespaces Cannot be used to Define User Data Types
  • 6.2. Code Generation for Inline Nested Structures, Unions, and Valuetypes not Supported
  • 6.3. .NET Code Generation for Multi-Dimensional Arrays of Sequences not Supported
  • 6.4. Request and Reply Topics Must be Created with Types Generated by Code Generator—C API Only
  • 6.5. Error Generating Code for Type whose Scope Name Contains Module Called “idl”
  • 6.6. Examples and Generated Code for Visual Studio 2017 and later may not Compile (Error MSB8036)
  • 6.7. Invalid XSD File from an IDL/XML File if Input File Contains a Range Annotation inside a Structure and a typedef of that Structure
  • 6.8. Warnings when Compiling Generated Code for Traditional C++ with -O3 flag and IDL Contains FlatData types
  • 6.9. Recursive Structures not Supported in Python and ADA
  • 6.10. 64-bit Discriminator Values Greater than (2^31-1) or Smaller than (-2^31) not Supported
  • 6.11. Code Generator Performance Degraded After Apache Velocity 2.3 Update
  • 6.12. To Declare Arrays as Optional in Python, They Must be Aliased
  • 6.13. Modern C++ Generated Code from IDL Files that Contain UTF Character Types Cannot be Compiled Using C++20 Standard or Above
• 7. Limitations
  • 7.1. XSD Limitation: Struct with Inheritance can’t have Member with Same Name as a Member in Parent
  • 7.2. Generated Code for Nested Modules in Ada May Not Compile
  • 7.3. Mixing Different Versions of Code Generator Server is not Supported

• Copyrights and Notices