================ @@ -378,6 +378,7 @@ def StdC : StandardSpec<"stdc"> { [ NamedType<"float_t">, NamedType<"double_t">, + NamedType<"float16">, ---------------- overmighty wrote: Just noticed I somehow didn't delete llvm-libc-types/float16.h. https://github.com/llvm/llvm-project/pull/93567