From 3ed4886fe6daa3fae172cb710bf939bc9d2ac4e2 Mon Sep 17 00:00:00 2001
From: Helmut Eller
Date: Fri, 20 Feb 2026 13:50:09 +0100
Subject: Add some assertions

* src./igc.c (igc_header_type, igc_header_hash, igc_header_nwords):
Check the tag in the non-exthdr case.
---
 src/igc.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src')

diff --git a/src/igc.c b/src/igc.c
index 3e39772d49c..c8862d200da 100644
--- a/src/igc.c
+++ b/src/igc.c
@@ -635,6 +635,7 @@ igc_header_type (union igc_header *h)
 {
   if (header_tag (h) == IGC_TAG_EXTHDR)
     return header_exthdr (h)->obj_type;
+  igc_assert (header_tag (h) == IGC_TAG_OBJ);
   return header_type (h);
 }
 
@@ -643,6 +644,7 @@ igc_header_hash (union igc_header *h)
 {
   if (header_tag (h) == IGC_TAG_EXTHDR)
     return header_exthdr (h)->hash;
+  igc_assert (header_tag (h) == IGC_TAG_OBJ);
   return header_hash (h);
 }
 
@@ -651,6 +653,7 @@ igc_header_nwords (const union igc_header *h)
 {
   if (header_tag (h) == IGC_TAG_EXTHDR)
     return header_exthdr (h)->nwords;
+  igc_assert (header_tag (h) == IGC_TAG_OBJ);
   return header_nwords (h);
 }
 
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