28 lines
1015 B
Diff
28 lines
1015 B
Diff
Index: gcc/testsuite/g++.dg/cpp1y/auto-fn47.C
|
|
===================================================================
|
|
--- gcc/testsuite/g++.dg/cpp1y/auto-fn47.C (nonexistent)
|
|
+++ gcc/testsuite/g++.dg/cpp1y/auto-fn47.C (revision 257630)
|
|
@@ -0,0 +1,6 @@
|
|
+// PR c++/84080
|
|
+// { dg-do compile { target c++14 } }
|
|
+
|
|
+template <int i, typename T> T foo();
|
|
+
|
|
+template <> auto foo<0>() { return 42; } // { dg-error "does not match" }
|
|
Index: gcc/cp/pt.c
|
|
===================================================================
|
|
--- gcc/cp/pt.c (revision 257629)
|
|
+++ gcc/cp/pt.c (revision 257630)
|
|
@@ -2203,6 +2203,11 @@
|
|
specialize TMPL will produce DECL. */
|
|
continue;
|
|
|
|
+ if (uses_template_parms (targs))
|
|
+ /* We deduced something involving 'auto', which isn't a valid
|
|
+ template argument. */
|
|
+ continue;
|
|
+
|
|
/* Remove, from the set of candidates, all those functions
|
|
whose constraints are not satisfied. */
|
|
if (flag_concepts && !constraints_satisfied_p (fn, targs))
|