🐛 [std-format-test] Implicit signedness conversion

fmtlib · Oct 28, 2020 · 364475e · 364475e
1 parent cb224ec
commit 364475e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/test/std-format-test.cc b/test/std-format-test.cc
@@ -111,7 +111,7 @@ template <> struct std::formatter<S> {
     char c = get_char();
     if (!isdigit(c) || (++iter, get_char()) != '}')
       throw format_error("invalid format");
-    width_arg_id = c - '0';
+    width_arg_id = static_cast<decltype(width_arg_id)>(c - '0');
     ctx.check_arg_id(width_arg_id);
     return ++iter;
   }