Add support for the asan:fixed-segments comment

This magic comment allows for the definition of segments that are fixed
and for which references are always safe. This goes in tandem with the
asan:safe comment, which can then be used more sporadically.

Signed-off-by: Miquel Sabaté Solà <mssola@mssola.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/xixanta/src/node.rs b/lib/xixanta/src/node.rs
index 4f25158..649f333 100644
--- a/lib/xixanta/src/node.rs
+++ b/lib/xixanta/src/node.rs
@@ -276,6 +276,7 @@ pub enum CommentType {
     AsanStack(Range<usize>),
     AsanIgnore,
     AsanSafe,
+    AsanFixedSegments(Vec<String>),
 }
 
 /// The PNode type.
@@ -380,6 +381,7 @@ impl fmt::Display for NodeType {
                 CommentType::AsanStack(_) => write!(f, ";; asan:stack"),
                 CommentType::AsanIgnore => write!(f, ";; asan:ignore"),
                 CommentType::AsanSafe => write!(f, ";; asan:safe"),
+                CommentType::AsanFixedSegments(_) => write!(f, ";; asan:fixed-segments"),
             },
         }
     }