{"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"//"}]}
    // seem to need to map this one LLVM intrinsic to 2 different GCC builtins.
    // and _mm_mask3_fcmadd_round_sch calls llvm.x86.avx512fp16.mask.vfcmadd.csh and we
    #[cfg(feature = "master")]