[PATCH] D155857: [CMake] Disable GCC -Wnonnull

[Fangrui Song via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG1f8f8760b586: [CMake] Disable GCC -Wnonnull (authored by fzakaria, committed by MaskRay).

Changed prior to commit:
  https://reviews.llvm.org/D155857?vs=543244&id=543352#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D155857/new/

https://reviews.llvm.org/D155857

Files:
  llvm/cmake/modules/HandleLLVMOptions.cmake


Index: llvm/cmake/modules/HandleLLVMOptions.cmake
===================================================================
--- llvm/cmake/modules/HandleLLVMOptions.cmake
+++ llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -770,6 +770,11 @@
   append_if(USE_NO_UNINITIALIZED "-Wno-uninitialized" CMAKE_CXX_FLAGS)
   append_if(USE_NO_MAYBE_UNINITIALIZED "-Wno-maybe-uninitialized" CMAKE_CXX_FLAGS)
 
+  # Disable -Wnonnull for GCC warning as it is emitting a lot of false positives.
+  if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+    append("-Wno-nonnull" CMAKE_CXX_FLAGS)
+  endif()
+
   # Disable -Wclass-memaccess, a C++-only warning from GCC 8 that fires on
   # LLVM's ADT classes.
   check_cxx_compiler_flag("-Wclass-memaccess" CXX_SUPPORTS_CLASS_MEMACCESS_FLAG)


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