diffoscope/comparators/elf.py

@@ -662,9 +662,11 @@ class ElfContainer(DecompilableContainer):
         )
 
         if hashlib.sha1(blob_with_reset_build_id).hexdigest() != build_id:
+            self.source.add_comment(
+                f"The file ({self.source.path}) has been modified after NT_GNU_BUILD_ID has been applied"
+            )
             logger.warning(
-                "The file (%s) has been modified after NT_GNU_BUILD_ID has been applied",
-                self.source.path,
+                f"The file ({self.source.path}) has been modified after NT_GNU_BUILD_ID has been applied"
             )
             logger.debug(
                 "Expected value: %s Current value: %s",

diffoscope/presenters/html/html.py

@@ -247,8 +247,8 @@ def output_node(ctx, difference, path, indentstr, indentnum):
 
     comments = ""
     if difference.comments:
-        comments = '{1[1]}<div class="comment {0}">{2}{1[1]}</div>\n'.format(
-            "multiline" if len(difference.comments) > 1 else "",
+        comments = '{1[1]}<div class="comment{0}">{2}\n{1[1]}</div>\n'.format(
+            " multiline" if len(difference.comments) > 1 else "",
             indent,
             "\n".join(html.escape(x) for x in difference.comments),
         )