I considered the following:

   Anti-compiler
     De-compiler
    Non-compiler
    Not-compiler
Reverse-compiler
     Un-compiler

C++ Amplifier
C++ By Choice
C++ Chemistry
C++ Editor
C++ Game
C++ Intelligence Amplifier
C++ Solitaire

Deliberate  C++
Domino      C++
Intentional C++
Interactive C++
Jigsaw      C++
Know-it-all C++
Legal       C++
Mindful     C++
Omniscient  C++
Perfect     C++
Purposeful  C++
Semantic    C++
Skill-based C++
Solitaire   C++
Structural  C++
Syntax-Free C++
Thoughtful  C++
Volitional  C++

Interactive Compiler

Programs Are Not Text

Semantics Editor

Separate Compilation Considered Harmful
[with a tip of the hat to Edsger Dijkstra, who wrote "Go To Statement Considered Harmful", CACM, vol. 11, no. 3, March 1968, pp. 147-148]

This Is Not A Text Editor
[with a tip of the hat to Rene Magritte, who painted "The Treachery of Images" in 1929]

Visual Programming