================
@@ -79,6 +79,48 @@ function(llvm_update_compile_flags name)
target_compile_definitions(${name} PRIVATE ${LLVM_COMPILE_DEFINITIONS})
endfunction()
+function(llvm_update_pch name)
+ if(LLVM_REQUIRES_RTTI OR LLVM_REQUIRES_EH)
+ # Non-default RTTI/EH results in incompatible flags, precluding PCH reuse.
+ set(ARG_DISABLE_PCH_REUSE ON)
+ endif()
----------------
makslevental wrote:
Ah sorry I read too quickly (I misread these flags as `LLVM_ENABLE_RTTI` and
`LLVM_ENABLE_EH`). Makes sense. Thanks.
https://github.com/llvm/llvm-project/pull/176420
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