[gcc r15-8853] gccrs: Fix canonical path parent resolution

[Arthur Cohen]

https://gcc.gnu.org/g:05c3b5171462b8b6b6652c31eda12ac578c2e6e0

commit r15-8853-g05c3b5171462b8b6b6652c31eda12ac578c2e6e0
Author: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
Date:   Tue Mar 11 14:33:05 2025 +0100

    gccrs: Fix canonical path parent resolution
    
    The algorithm was comparing using the wrong id, this lead to some
    mangling errors as an erroneous parent was selected.
    
    gcc/rust/ChangeLog:
    
            * resolve/rust-forever-stack.hxx: Fix the id comparison.
    
    Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

Diff:
---
 gcc/rust/resolve/rust-forever-stack.hxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/rust/resolve/rust-forever-stack.hxx b/gcc/rust/resolve/rust-forever-stack.hxx
index 59142a4094cd..90e0ceb9f811 100644
--- a/gcc/rust/resolve/rust-forever-stack.hxx
+++ b/gcc/rust/resolve/rust-forever-stack.hxx
@@ -686,7 +686,7 @@ ForeverStack<N>::to_canonical_path (NodeId id) const
 	  auto &link = kv.first;
 	  auto &child = kv.second;
 
-	  if (link.id == child.id)
+	  if (current.id == child.id)
 	    {
 	      outer_link = &link;
 	      break;