[PATCH] D135128: [clang][cli] Simplify repetitive macro invocations

[Jan Svoboda via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG12d8e7c6ade5: [cmake][msvc] Enable standards-conforming preprocessor (authored by jansvoboda11).

Changed prior to commit:
  https://reviews.llvm.org/D135128?vs=465112&id=472651#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D135128/new/

https://reviews.llvm.org/D135128

Files:
  llvm/cmake/modules/HandleLLVMOptions.cmake


Index: llvm/cmake/modules/HandleLLVMOptions.cmake
===================================================================
--- llvm/cmake/modules/HandleLLVMOptions.cmake
+++ llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -481,6 +481,10 @@
 
   append("/Zc:inline" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
 
+  # Enable standards-conforming preprocessor.
+  # https://learn.microsoft.com/en-us/cpp/build/reference/zc-preprocessor
+  append("/Zc:preprocessor" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
+
   # Some projects use the __cplusplus preprocessor macro to check support for
   # a particular version of the C++ standard. When this option is not specified
   # explicitly, macro's value is "199711L" that implies C++98 Standard.


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