From: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
Date: Tue, 1 Apr 2025 14:10:38 +0000 (+0200)
Subject: gccrs: Update ast visitor with proper check for looplabel
X-Git-Tag: basepoints/gcc-16~258
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3cf4d5cb996a062a22fe6fb496a622ec7519bd65;p=thirdparty%2Fgcc.git

gccrs: Update ast visitor with proper check for looplabel

The visitor was visiting loop label even when they did not exist.

gcc/rust/ChangeLog:

	* ast/rust-ast-visitor.cc (DefaultASTVisitor::visit): Add
	check for loop label before visiting it.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
---

diff --git a/gcc/rust/ast/rust-ast-visitor.cc b/gcc/rust/ast/rust-ast-visitor.cc
index 73c6b1ee31e..38617bf4a99 100644
--- a/gcc/rust/ast/rust-ast-visitor.cc
+++ b/gcc/rust/ast/rust-ast-visitor.cc
@@ -559,7 +559,8 @@ void
 DefaultASTVisitor::visit (AST::LoopExpr &expr)
 {
   visit_outer_attrs (expr);
-  visit (expr.get_loop_label ());
+  if (expr.has_loop_label ())
+    visit (expr.get_loop_label ());
   visit (expr.get_loop_block ());
 }