diff options
| -rw-r--r-- | arch/x86/Kconfig.cpu | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 87bede96e8009..f928cf6e32524 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -248,6 +248,12 @@ endchoice config CC_HAS_MARCH_NATIVE # This flag might not be available in cross-compilers: def_bool $(cc-option, -march=native) + # LLVM 18 has an easily triggered internal compiler error in core + # networking code with '-march=native' on certain systems: + # https://github.com/llvm/llvm-project/issues/72026 + # LLVM 19 introduces an optimization that resolves some high stack + # usage warnings that only appear wth '-march=native'. + depends on CC_IS_GCC || CLANG_VERSION >= 190100 config X86_NATIVE_CPU bool "Build and optimize for local/native CPU" |