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authorMichael Goulet <michael@errs.io>2025-06-26 20:15:22 -0400
committerGitHub <noreply@github.com>2025-06-26 20:15:22 -0400
commitd712024aeec93f199029d2d761260a15c25b0201 (patch)
tree89ed4957d822d0cd87df3b97df05cdb822c9df1a /compiler/rustc_next_trait_solver/src
parent58cda76585336dd7ea4748c3616f65e90b3a8116 (diff)
parentdf426cf289cf7374d5b4439efb5cd4238d405710 (diff)
downloadrust-d712024aeec93f199029d2d761260a15c25b0201.tar.gz
rust-d712024aeec93f199029d2d761260a15c25b0201.zip
Rollup merge of #142927 - compiler-errors:note-find-const, r=BoxyUwU
Add note to `find_const_ty_from_env`

Add a note to `find_const_ty_from_env` to explain why it has an `unwrap` which "often" causes ICEs.

Also, uplift it into the new trait solver. This avoids needing to go through the interner to call this method which is otherwise an inherent method in the compiler. I can remove this part if desired.

r? `@boxyuwu`
Diffstat (limited to 'compiler/rustc_next_trait_solver/src')
-rw-r--r--compiler/rustc_next_trait_solver/src/solve/mod.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_next_trait_solver/src/solve/mod.rs b/compiler/rustc_next_trait_solver/src/solve/mod.rs
index e4e0aba7b50..4f845ef9cd9 100644
--- a/compiler/rustc_next_trait_solver/src/solve/mod.rs
+++ b/compiler/rustc_next_trait_solver/src/solve/mod.rs
@@ -211,7 +211,7 @@ where
             ty::ConstKind::Bound(_, _) => panic!("escaping bound vars in {:?}", ct),
             ty::ConstKind::Value(cv) => cv.ty(),
             ty::ConstKind::Placeholder(placeholder) => {
-                self.cx().find_const_ty_from_env(goal.param_env, placeholder)
+                placeholder.find_const_ty_from_env(goal.param_env)
             }
         };