preserve span when evaluating mir::ConstOperand

2024-03-14 08:09:21 +01:00
parent 30f74ff0dc
commit 48f2f0d725
21 changed files with 192 additions and 7 deletions
--- a/compiler/rustc_mir_transform/src/dataflow_const_prop.rs
+++ b/compiler/rustc_mir_transform/src/dataflow_const_prop.rs
@@ -393,7 +393,9 @@ impl<'a, 'tcx> ConstAnalysis<'a, 'tcx> {
                }
            }
            Operand::Constant(box constant) => {
-                if let Ok(constant) = self.ecx.eval_mir_constant(&constant.const_, None, None) {
+                if let Ok(constant) =
+                    self.ecx.eval_mir_constant(&constant.const_, Some(constant.span), None)
+                {
                    self.assign_constant(state, place, constant, &[]);
                }
            }