[Fixed Point Arithmetic] Fixed Point Subtraction

This patch covers subtraction between fixed point types and other fixed point
types or integers, using the conversion rules described in 4.1.4 of N1169.

Differential Revision: https://reviews.llvm.org/D55844

llvm-svn: 351371
2 files changed
tree: b85535921c32f480d60508d81201b42848ba9b99
  1. clang/
  2. clang-tools-extra/
  3. compiler-rt/
  4. debuginfo-tests/
  5. libclc/
  6. libcxx/
  7. libcxxabi/
  8. libunwind/
  9. lld/
  10. lldb/
  11. llgo/
  12. llvm/
  13. openmp/
  14. parallel-libs/
  15. polly/
  16. pstl/
  17. .arcconfig
  18. README.md
README.md

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