P1219 Homogeneous variadic function parameters

[wg21bot]

P1219R0 Homogeneous variadic function parameters (James Touton)

[jensmaurer]

Marked as "backlog" on San Diego EWG-I wiki.

[jfbastien]

EWG-I in Kona:
Make vararg declaration comma mandatory.
| SF | F | N | A | SA |
| 10 | 6 | 1 | 0 | 0 |
Discussion: maybe EWG should deprecate the comma for C++20

This should be valid and declare a template: template <class T> constexpr T min(T v1, T... vs);
| SF | F | N | A | SA |
| 10 | 5 | 1 | 0 | 0 |

This should be valid and declare a template: template <> void foo(int... v);
| SF | F | N | A | SA |
| 0 | 4 | 7 | 2 | 3 |
A/SA votes: conflicts with existing syntax, don't see value here, takes away design space

This should be valid and declare a template: void foo(int... v);
| SF | F | N | A | SA |
| 4 | 6 | 4 | 0 | 1 |
A/SA votes: third token that could introduce a template, please reuse some other syntax

[wg21bot]

P1219R1 Homogeneous variadic function parameters (James Touton)

[jfbastien]

EWGI in Cologne:

Forward to EWG.
SF F N A SA
5 2 3 0 0