Fix comment about spans during borrowck per PR 91359 review

2022-01-16 18:51:03 -08:00
parent 1b5ff95edb
commit 730249d3d0
1 changed files with 1 additions and 1 deletions
--- a/compiler/rustc_builtin_macros/src/format.rs
+++ b/compiler/rustc_builtin_macros/src/format.rs
@@ -822,7 +822,7 @@ impl<'a, 'b> Context<'a, 'b> {
                //
                // This uses the arg span for `&arg` so that borrowck errors
                // point to the specific expression passed to the macro (the
-                // span is otherwise unavailable in MIR).
+                // span is otherwise unavailable in the MIR used by borrowck).
                let heads = original_args
                    .into_iter()
                    .map(|e| self.ecx.expr_addr_of(e.span.with_ctxt(self.macsp.ctxt()), e))