From 0d3423ddea1c24aea74206d64e6dc5196959ad5e Mon Sep 17 00:00:00 2001
From: Dag Lem <dag@nimrod.no>
Date: Tue, 28 Feb 2023 18:45:55 +0100
Subject: Index struct/union members within corresponding wire chunks

This guards against access to bits outside of struct/union
members via dynamic indexing.
---
 frontends/ast/ast.cc | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'frontends/ast/ast.cc')

diff --git a/frontends/ast/ast.cc b/frontends/ast/ast.cc
index 982943d1b..5a2ade04a 100644
--- a/frontends/ast/ast.cc
+++ b/frontends/ast/ast.cc
@@ -524,7 +524,13 @@ void AstNode::dumpVlog(FILE *f, std::string indent) const
 		break;
 
 	case AST_IDENTIFIER:
-		fprintf(f, "%s", id2vl(str).c_str());
+		{
+			AST::AstNode *member_node = AST::get_struct_member(this);
+			if (member_node)
+				fprintf(f, "%s[%d:%d]", id2vl(str).c_str(), member_node->range_left, member_node->range_right);
+			else
+				fprintf(f, "%s", id2vl(str).c_str());
+		}
 		for (auto child : children)
 			child->dumpVlog(f, "");
 		break;
-- 
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