[clang] [llvm] [LLVM][Clang][Cygwin] Fix building Clang for Cygwin (PR #134494)

Tue Apr 8 12:48:02 PDT 2025

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@@ -106,7 +106,7 @@ if (LLVM_EXPORTED_SYMBOL_FILE)
                      DEPENDS ${LIBCLANG_VERSION_SCRIPT_FILE})
 endif()
 
-if(LLVM_ENABLE_PIC OR (WIN32 AND NOT LIBCLANG_BUILD_STATIC))
+if(LLVM_ENABLE_PIC OR ((WIN32 OR CYGWIN) AND NOT LIBCLANG_BUILD_STATIC))
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mati865 wrote:

Oof, I missed that (I knew about PIC, just didn't connect these two) and needlessly rebuilt LLVM from scratch a couple of times when preparing the package for MSYS2.
This might warrant a separate PR though.

https://github.com/llvm/llvm-project/pull/134494
