From bf09e0499e30a39426695c149c8a45c0c06bf715 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Tomasz=20Mi=C4=85sko?= Date: Thu, 18 Feb 2021 00:00:00 +0000 Subject: [PATCH] Implement -Z hir-stats for nested foreign items An attempt to compute HIR stats for crates with nested foreign items results in an ICE. ``` fn main() { extern "C" { fn f(); } } ``` ``` thread 'rustc' panicked at 'visit_nested_xxx must be manually implemented in this visitor' ``` Provide required implementation of visitor method. --- compiler/rustc_passes/src/hir_stats.rs | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/compiler/rustc_passes/src/hir_stats.rs b/compiler/rustc_passes/src/hir_stats.rs index e35ad10968d33..177e4e2d08fa2 100644 --- a/compiler/rustc_passes/src/hir_stats.rs +++ b/compiler/rustc_passes/src/hir_stats.rs @@ -114,6 +114,11 @@ impl<'v> hir_visit::Visitor<'v> for StatCollector<'v> { self.visit_impl_item(nested_impl_item) } + fn visit_nested_foreign_item(&mut self, id: hir::ForeignItemId) { + let nested_foreign_item = self.krate.unwrap().foreign_item(id); + self.visit_foreign_item(nested_foreign_item); + } + fn visit_nested_body(&mut self, body_id: hir::BodyId) { let nested_body = self.krate.unwrap().body(body_id); self.visit_body(nested_body)