File: defaults-cyclic-fail.stderr

package info (click to toggle)
rustc-web 1.78.0%2Bdfsg1-2~deb11u3
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,245,360 kB
  • sloc: xml: 147,985; javascript: 18,022; sh: 11,083; python: 10,265; ansic: 6,172; cpp: 5,023; asm: 4,390; makefile: 4,269
file content (32 lines) | stat: -rw-r--r-- 1,241 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
error[E0391]: cycle detected when simplifying constant for the type system `Tr::A`
  --> $DIR/defaults-cyclic-fail.rs:5:5
   |
LL |     const A: u8 = Self::B;
   |     ^^^^^^^^^^^
   |
note: ...which requires const-evaluating + checking `Tr::A`...
  --> $DIR/defaults-cyclic-fail.rs:5:19
   |
LL |     const A: u8 = Self::B;
   |                   ^^^^^^^
note: ...which requires simplifying constant for the type system `Tr::B`...
  --> $DIR/defaults-cyclic-fail.rs:8:5
   |
LL |     const B: u8 = Self::A;
   |     ^^^^^^^^^^^
note: ...which requires const-evaluating + checking `Tr::B`...
  --> $DIR/defaults-cyclic-fail.rs:8:19
   |
LL |     const B: u8 = Self::A;
   |                   ^^^^^^^
   = note: ...which again requires simplifying constant for the type system `Tr::A`, completing the cycle
note: cycle used when optimizing promoted MIR for `main`
  --> $DIR/defaults-cyclic-fail.rs:16:16
   |
LL |     assert_eq!(<() as Tr>::A, 0);
   |                ^^^^^^^^^^^^^
   = note: see https://rustc-dev-guide.rust-lang.org/overview.html#queries and https://rustc-dev-guide.rust-lang.org/query.html for more information

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0391`.