bjoernager/rust
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Add an attribute to be able to configure the limit

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This commit is contained in:
Oli Scherer 2021-03-26 16:28:52 +00:00 • committed by Felix S. Klock II
parent e9696c8b62
commit a2f2179026
11 changed files with 65 additions and 11 deletions
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16
compiler/rustc_session/src/session.rs
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@ -83,6 +83,12 @@ impl Limit {
}
}
impl From<usize> for Limit {
fn from(value: usize) -> Self {
Self::new(value)
}
}
impl fmt::Display for Limit {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", self.0)
@ -143,6 +149,10 @@ pub struct Session {
/// operations such as auto-dereference and monomorphization.
pub recursion_limit: OnceCell<Limit>,
/// The size at which the `large_assignments` lint starts
/// being emitted.
pub move_size_limit: OnceCell<usize>,
/// The maximum length of types during monomorphization.
pub type_length_limit: OnceCell<Limit>,
@ -352,6 +362,11 @@ impl Session {
self.recursion_limit.get().copied().unwrap()
}
#[inline]
pub fn move_size_limit(&self) -> usize {
self.move_size_limit.get().copied().unwrap()
}
#[inline]
pub fn type_length_limit(&self) -> Limit {
self.type_length_limit.get().copied().unwrap()
@ -1414,6 +1429,7 @@ pub fn build_session(
features: OnceCell::new(),
lint_store: OnceCell::new(),
recursion_limit: OnceCell::new(),
move_size_limit: OnceCell::new(),
type_length_limit: OnceCell::new(),
const_eval_limit: OnceCell::new(),
incr_comp_session: OneThread::new(RefCell::new(IncrCompSession::NotInitialized)),