Rename TimeLimitReached -> StepLimitReached

Author: ecstatic-morse

src/librustc/mir/interpret/error.rs

@@ -568,7 +568,7 @@ pub enum ResourceExhaustionInfo {
  /// The program ran for too long.
  ///
  /// The exact limit is set by the `const_eval_limit` attribute.
- TimeLimitReached,
+ StepLimitReached,
 }
 
 impl fmt::Debug for ResourceExhaustionInfo {
@@ -578,7 +578,9 @@ impl fmt::Debug for ResourceExhaustionInfo {
  StackFrameLimitReached => {
  write!(f, "reached the configured maximum number of stack frames")
  }
- TimeLimitReached => write!(f, "exceeded interpreter time limit"),
+ StepLimitReached => {
+ write!(f, "exceeded interpreter step limit (see `#[const_eval_limit]`)")
+ }
  }
  }
 }

src/librustc_mir/const_eval/machine.rs

@@ -335,7 +335,7 @@ impl<'mir, 'tcx> interpret::Machine<'mir, 'tcx> for CompileTimeInterpreter {
 
  ecx.machine.steps_remaining -= 1;
  if ecx.machine.steps_remaining == 0 {
- throw_exhaust!(TimeLimitReached)
+ throw_exhaust!(StepLimitReached)
  }
 
  Ok(())

src/test/ui/consts/const-eval/infinite_loop.stderr

@@ -26,7 +26,7 @@ error[E0080]: evaluation of constant value failed
  --> $DIR/infinite_loop.rs:8:20
  |
 LL | n = if n % 2 == 0 { n/2 } else { 3*n + 1 };
- | ^^^^^^^^^^ exceeded interpreter time limit
+ | ^^^^^^^^^^ exceeded interpreter step limit (see `#[const_eval_limit]`)
 
 error: aborting due to 3 previous errors
 

src/test/ui/consts/const-eval/issue-52475.stderr

@@ -16,7 +16,7 @@ error[E0080]: evaluation of constant value failed
  --> $DIR/issue-52475.rs:7:17
  |
 LL | n = (n + 1) % 5;
- | ^^^^^^^^^^^ exceeded interpreter time limit
+ | ^^^^^^^^^^^ exceeded interpreter step limit (see `#[const_eval_limit]`)
 
 error: aborting due to 2 previous errors
 

src/test/ui/consts/const_limit/const_eval_limit_reached.stderr

@@ -4,7 +4,7 @@ error: any use of this value will cause an error
 LL | / const X: usize = {
 LL | | let mut x = 0;
 LL | | while x != 1000 {
- | | ^^^^^^^^^ exceeded interpreter time limit
+ | | ^^^^^^^^^ exceeded interpreter step limit (see `#[const_eval_limit]`)
 LL | |
 ... |
 LL | | x