LibRegex: VERIFY that string builder in print_header is not null.

I don't know why g++ thinks this is the case with ENABLE_ALL_DEBUG_MACROS when building for serenity. Adding an assert to placate it seems reasonable
lanmonster · Feb 28, 2021 · dc6485c · dc6485c
1 parent 87a47de
commit dc6485c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/Userland/Libraries/LibRegex/RegexDebug.h b/Userland/Libraries/LibRegex/RegexDebug.h
@@ -129,8 +129,10 @@ class RegexDebug {
  for (size_t i = 0; i < length; ++i) {
  builder.append('=');
  }
+ auto str = builder.to_string();
+ VERIFY(!str.is_empty());
 
- fprintf(m_file, "%s\n", builder.to_string().characters());
+ fprintf(m_file, "%s\n", str.characters());
  fflush(m_file);
 
  builder.clear();