--- tools/cpp/bsd_cc_toolchain_config.bzl- 2025-01-24 22:37:03.813550000 +0000 +++ tools/cpp/bsd_cc_toolchain_config.bzl 2025-01-24 22:37:35.606076000 +0000 @@ -108,6 +108,8 @@ flags = [ "-no-canonical-prefixes", "-Wno-builtin-macro-redefined", + "-Wno-gnu-offsetof-extensions", + "-Wno-c23-extensions", "-D__DATE__=\"redacted\"", "-D__TIMESTAMP__=\"redacted\"", "-D__TIME__=\"redacted\"",