[all-commits] [llvm/llvm-project] d0761d: [compiler-rt] Allow to build on CYGWIN (#66348)

[Carlo Bramini via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d0761d560a24b1b2b21f2cea67d19f3c244555ae
      https://github.com/llvm/llvm-project/commit/d0761d560a24b1b2b21f2cea67d19f3c244555ae
  Author: Carlo Bramini <30959007+carlo-bramini at users.noreply.github.com>
  Date:   2023-09-15 (Fri, 15 Sep 2023)

  Changed paths:
    M compiler-rt/lib/builtins/int_lib.h

  Log Message:
  -----------
  [compiler-rt] Allow to build on CYGWIN (#66348)

If you try to build `compiler-rt` on CYGWIN, you will get message:
```
error: Unsupported target
```
Adding support for this platform. just needs to add testing if
`__CYGWIN__` is defined into `lib\builtins\int_lib.h`.