diff options
Diffstat (limited to 'gcc/cp/pt.c')
| -rw-r--r-- | gcc/cp/pt.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c index 6b63edd..106dfe5 100644 --- a/gcc/cp/pt.c +++ b/gcc/cp/pt.c @@ -29305,10 +29305,10 @@ do_class_deduction (tree ptype, tree tmpl, tree init, } else if (cxx_dialect < cxx20 && DECL_ALIAS_TEMPLATE_P (tmpl)) { - /* This doesn't affect conforming C++17 code, so just pedwarn. */ - if (complain & tf_warning_or_error) - pedwarn (input_location, 0, "alias template deduction only available " - "with %<-std=c++20%> or %<-std=gnu++20%>"); + if (complain & tf_error) + error ("alias template deduction only available " + "with %<-std=c++20%> or %<-std=gnu++20%>"); + return error_mark_node; } tree type = TREE_TYPE (tmpl); |