Making Default a lang item so that function pointers can implement it

notriddle Split this topic October 31, 2020, 5:04pm 13

Topic		Replies	Views
Allow a trailing `..` in a struct literal, meaning `.. Default::default()` ideas (deprecated)	6	2979	March 25, 2019
Pre-pre-RFC: syntactic sugar for `Default::default()` language design	119	8569	March 6, 2021
[Pre-Pre-RFC] The ..Default::default() shorthand is misleading language design	50	3412	April 10, 2022
Shorthand for `Default::default()` language design	9	1142	March 7, 2023
Don't make Rust bloated like C++ or C# (an earnest request) language design	12	2757	July 16, 2022