Couple of extra comments

Author: pchintalapudi

src/aotcompile.cpp

@@ -2093,10 +2093,10 @@ void jl_get_llvmf_defn_impl(jl_llvmf_dump_t* dump, jl_method_instance_t *mi, siz
         // // Force imaging mode for names of pointers
         // output.imaging = true;
         // This would also be nice, but it seems to cause OOMs on the windows32 builder
-        // // Force at least medium debug info for introspection
+        // Force at least medium debug info for introspection
         // No debug info = no variable names,
         // max debug info = llvm.dbg.declare/value intrinsics which clutter IR output
-        output.debug_level = jl_options.debug_level;
+        output.debug_level = std::max(1, static_cast<int>(jl_options.debug_level));
         auto decls = jl_emit_code(m, mi, src, jlrettype, output);
         JL_UNLOCK(&jl_codegen_lock); // Might GC
 

src/codegen.cpp

@@ -7345,7 +7345,7 @@ static jl_llvm_functions_t
         if (ctx.emission_context.debug_level > 0) {
             auto arg_typename = [&](size_t i) JL_NOTSAFEPOINT {
                 auto tp = jl_tparam(lam->specTypes, i);
-                return jl_is_datatype(tp) ? jl_symbol_name(((jl_datatype_t*)tp)->name->name) : "<unknown datatype>";
+                return jl_is_datatype(tp) ? jl_symbol_name(((jl_datatype_t*)tp)->name->name) : "<unknown type>";
             };
             size_t nreal = 0;
             for (size_t i = 0; i < std::min(nreq, static_cast<size_t>(used_args.size())); i++) {