Alexandre Ganea 78fbba9921 [compiler-rt] On Windows, silence warning when building with Clang ToT
Fixes:
```
[6113/7139] Building CXX object projects\compiler-rt\lib\interception\CMakeFiles\RTInterception.x86_64.dir\interception_win.cpp.obj
C:\git\llvm-project\compiler-rt\lib\interception\interception_win.cpp(746,5): warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
  746 |     case 0xB841:  // 41 B8 XX XX XX XX : mov r8d, XX XX XX XX
      |     ^
C:\git\llvm-project\compiler-rt\lib\interception\interception_win.cpp(746,5): note: insert 'FALLTHROUGH;' to silence this warning
  746 |     case 0xB841:  // 41 B8 XX XX XX XX : mov r8d, XX XX XX XX
      |     ^
      |     FALLTHROUGH;
C:\git\llvm-project\compiler-rt\lib\interception\interception_win.cpp(746,5): note: insert 'break;' to avoid fall-through
  746 |     case 0xB841:  // 41 B8 XX XX XX XX : mov r8d, XX XX XX XX
      |     ^
      |     break;
1 warning generated.
```
2025-04-11 17:50:15 -04:00
..

Compiler-RT
================================

This directory and its subdirectories contain source code for the compiler
support routines.

Compiler-RT is open source software. You may freely distribute it under the
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