[committed 048/103] gccrs: Add closures to lints and error checking

[arthur . cohen]

From: Philip Herron <philip.her...@embecosm.com>

gcc/rust/ChangeLog:

        * checks/errors/rust-const-checker.cc (ConstChecker::visit): Visit 
closures properly.
        * checks/errors/rust-unsafe-checker.cc (UnsafeChecker::visit): Likewise.
        * checks/lints/rust-lint-marklive.h: Likewise.
---
 gcc/rust/checks/errors/rust-const-checker.cc  | 4 +++-
 gcc/rust/checks/errors/rust-unsafe-checker.cc | 4 +++-
 gcc/rust/checks/lints/rust-lint-marklive.h    | 5 +++++
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/gcc/rust/checks/errors/rust-const-checker.cc 
b/gcc/rust/checks/errors/rust-const-checker.cc
index 01dc2620767..9161fa1ea2a 100644
--- a/gcc/rust/checks/errors/rust-const-checker.cc
+++ b/gcc/rust/checks/errors/rust-const-checker.cc
@@ -383,7 +383,9 @@ ConstChecker::visit (FieldAccessExpr &expr)
 
 void
 ConstChecker::visit (ClosureExpr &expr)
-{}
+{
+  expr.get_expr ()->accept_vis (*this);
+}
 
 void
 ConstChecker::visit (BlockExpr &expr)
diff --git a/gcc/rust/checks/errors/rust-unsafe-checker.cc 
b/gcc/rust/checks/errors/rust-unsafe-checker.cc
index 02868794cbc..3d534743eeb 100644
--- a/gcc/rust/checks/errors/rust-unsafe-checker.cc
+++ b/gcc/rust/checks/errors/rust-unsafe-checker.cc
@@ -454,7 +454,9 @@ UnsafeChecker::visit (FieldAccessExpr &expr)
 
 void
 UnsafeChecker::visit (ClosureExpr &expr)
-{}
+{
+  expr.get_expr ()->accept_vis (*this);
+}
 
 void
 UnsafeChecker::visit (BlockExpr &expr)
diff --git a/gcc/rust/checks/lints/rust-lint-marklive.h 
b/gcc/rust/checks/lints/rust-lint-marklive.h
index 4caf18ce186..dcc625d0b9d 100644
--- a/gcc/rust/checks/lints/rust-lint-marklive.h
+++ b/gcc/rust/checks/lints/rust-lint-marklive.h
@@ -285,6 +285,11 @@ public:
       item->accept_vis (*this);
   }
 
+  void visit (HIR::ClosureExpr &expr) override
+  {
+    expr.get_expr ()->accept_vis (*this);
+  }
+
 private:
   std::vector<HirId> worklist;
   std::set<HirId> liveSymbols;
-- 
2.39.1

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