refactor check_{lang,library}_ub: use a single intrinsic, put policy into library

2024-03-17 10:29:02 +01:00
parent 987ef4c922
commit 6177530420
34 changed files with 133 additions and 118 deletions
--- a/compiler/rustc_mir_transform/src/gvn.rs
+++ b/compiler/rustc_mir_transform/src/gvn.rs
@@ -487,7 +487,7 @@ impl<'body, 'tcx> VnState<'body, 'tcx> {
                    NullOp::OffsetOf(fields) => {
                        layout.offset_of_subfield(&self.ecx, fields.iter()).bytes()
                    }
-                    NullOp::UbCheck(_) => return None,
+                    NullOp::UbChecks => return None,
                };
                let usize_layout = self.ecx.layout_of(self.tcx.types.usize).unwrap();
                let imm = ImmTy::try_from_uint(val, usize_layout)?;