2011-02-28 Michael Snyder <msnyder@vmware.com>

[deliverable/binutils-gdb.git] / gold / dwarf_reader.h

diff --git a/gold/dwarf_reader.h b/gold/dwarf_reader.h
index c1978332ee829bacd30d9de4ff521b7aa10c7a76..8fe7898a55ab7e8e435276ecb397c358489de579 100644 (file)
--- a/gold/dwarf_reader.h
+++ b/gold/dwarf_reader.h
@@ -46,7 +46,10 @@ struct Offset_to_lineno_entry
   int header_num;  // which file-list to use (i.e. which .o file are we in)
   int file_num;    // a pointer into files_
   int line_num;    // the line number in the source file
-  // Offsets are unique within a section, so that's a sufficient sort key.
+
+  // When we add entries to the table, we always use the last entry
+  // with a given offset.  Given proper DWARF info, this should ensure
+  // that the offset is a sufficient sort key.
   bool operator<(const Offset_to_lineno_entry& that) const
   { return this->offset < that.offset; }
 };