add LLVM_LIBC_WNO_ERROR config

llvm · Dec 1, 2023 · eb6bac4 · eb6bac4
1 parent ca08f81
commit eb6bac4
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/libc/cmake/modules/LLVMLibCObjectRules.cmake b/libc/cmake/modules/LLVMLibCObjectRules.cmake
@@ -43,7 +43,10 @@ function(_get_common_compile_options output_var flags)
     list(APPEND compile_options "-fno-rtti")
     list(APPEND compile_options "-Wall")
     list(APPEND compile_options "-Wextra")
-    list(APPEND compile_options "-Werror")
+    # -DLLVM_LIBC_WNO_ERROR=ON if you can't build cleanly with -Werror.
+    if(NOT LLVM_LIBC_WNO_ERROR)
+      list(APPEND compile_options "-Werror")
+    endif()
     list(APPEND compile_options "-Wconversion")
     list(APPEND compile_options "-Wno-sign-conversion")
     list(APPEND compile_options "-Wimplicit-fallthrough")