AutoBreak

AutoBreak is a ClangTool that automatically inserts missing break statements to case-s of the switch statement.

When AutoBreak inserts break statements?

When case has:

• No break statement (obviously).
• No return statement.
• No [[fallthrough]] attribute.

Known limitations

Currently, AutoBreak is unaware of:

• [[noreturn]] function calls.

Build for use

cmake \
  -B build/release \
  -D CMAKE_BUILD_TYPE=Release \
  -D LLVM_DIR=<path/to/llvm> \
  -D CLANG_DIR=<path/to/clang>

cmake --build build/release --target auto-break

Test

Tests are unavailable yet.

cmake \
  -B build/test \
  -D CMAKE_BUILD_TYPE=Debug \
  -D LLVM_DIR=<path/to/llvm> \
  -D CLANG_DIR=<path/to/clang> \
  -D AUTO_BREAK_ENABLE_TESTS=ON

cmake --build build/test --target test_empty_switch