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authorNicholas Nethercote <n.nethercote@gmail.com>2025-02-07 10:57:14 +1100
committerNicholas Nethercote <n.nethercote@gmail.com>2025-02-17 09:30:33 +1100
commitb023671ce2019cdc1768d4acfb148c86ab70183a (patch)
tree1a97d7b1eddf25dbcaa4e83bb107cc7b5b8c3c60 /compiler/rustc_middle/src/ty
parent5bc62314547c7639484481f62f218156697cfef0 (diff)
downloadrust-b023671ce2019cdc1768d4acfb148c86ab70183a.tar.gz
rust-b023671ce2019cdc1768d4acfb148c86ab70183a.zip
Add `pattern_complexity_limit` to `Limits`.
It's similar to the other limits, e.g. obtained via `get_limit`. So it
makes sense to handle it consistently with the other limits. We now use
`Limit`/`usize` in most places instead of `Option<usize>`, so we use
`Limit::new(usize::MAX)`/`usize::MAX` to emulate how `None` used to work.

The commit also adds `Limit::unlimited`.
Diffstat (limited to 'compiler/rustc_middle/src/ty')
-rw-r--r--compiler/rustc_middle/src/ty/context.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/ty/context.rs b/compiler/rustc_middle/src/ty/context.rs
index cb8dc692148..ea2b610a727 100644
--- a/compiler/rustc_middle/src/ty/context.rs
+++ b/compiler/rustc_middle/src/ty/context.rs
@@ -2168,6 +2168,10 @@ impl<'tcx> TyCtxt<'tcx> {
         self.limits(()).move_size_limit
     }
 
+    pub fn pattern_complexity_limit(self) -> Limit {
+        self.limits(()).pattern_complexity_limit
+    }
+
     /// All traits in the crate graph, including those not visible to the user.
     pub fn all_traits(self) -> impl Iterator<Item = DefId> + 'tcx {
         iter::once(LOCAL_CRATE)