src/test/ui/consts/control-flow/issue-46843.rs

   1 // revisions: stock if_match
   2
   3 #![cfg_attr(if_match, feature(const_if_match))]
   4
   5 enum Thing { This, That }
   6
   7 fn non_const() -> Thing {
   8     Thing::This
   9 }
  10
  11 pub const Q: i32 = match non_const() {
  12     //[stock]~^ ERROR `match` is not allowed in a `const`
  13     //[if_match]~^^ ERROR calls in constants are limited to constant functions
  14     Thing::This => 1,
  15     Thing::That => 0
  16 };
  17
  18 fn main() {}