make _ by itself emit a deprecation warning

missing case in #20328
JuliaLang · Feb 8, 2017 · d1785c2 · d1785c2
1 parent 1b7a684
commit d1785c2
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/interpreter.c b/src/interpreter.c
@@ -93,6 +93,8 @@ static jl_value_t *do_invoke(jl_value_t **args, size_t nargs, interpreter_state
 
 jl_value_t *jl_eval_global_var(jl_module_t *m, jl_sym_t *e)
 {
+    if (e == underscore_sym)
+        jl_depwarn("deprecated syntax \"_ as an rvalue\".", (jl_value_t*)jl_symbol("eval"));
     jl_value_t *v = jl_get_global(m, e);
     if (v == NULL)
         jl_undefined_var_error(e);