Revert "GlobalISel: Avoid producing Illegal copies in RegBankSelect"

This patch breaks UBSan build bots. See
https://github.com/google/sanitizers/wiki/SanitizerBotReproduceBuild for
a guide as to how to reproduce the error.

This reverts commit c2864c0de07efb5451d32d27a7d4ff2984830929.
This reverts rL363410.

llvm-svn: 363476
6 files changed
tree: 12b42e726b7780d58b9290184ec47a23178398f5
  1. .arcconfig
  2. .clang-format
  3. .clang-tidy
  4. .gitignore
  5. README.md
  6. clang-tools-extra/
  7. clang/
  8. compiler-rt/
  9. debuginfo-tests/
  10. libclc/
  11. libcxx/
  12. libcxxabi/
  13. libunwind/
  14. lld/
  15. lldb/
  16. llgo/
  17. llvm/
  18. openmp/
  19. parallel-libs/
  20. polly/
  21. pstl/
README.md

The LLVM Compiler Infrastructure

This directory and its subdirectories contain source code for LLVM, a toolkit for the construction of highly optimized compilers, optimizers, and runtime environments.