1 files changed, 3 insertions, 1 deletions
diff --git a/Source/cmStandardIncludes.h b/Source/cmStandardIncludes.h
index ffae33a..570dc66 100644
--- a/Source/cmStandardIncludes.h
+++ b/Source/cmStandardIncludes.h
@@ -131,7 +131,9 @@ inline bool operator==(std::string const& a, const char* b)
 { return (a==std::string(b)); }
 # endif  // end CM_SGI_CC_720
 
-
+// use this class to shring the size of symbols in .o files
+// std::string is really basic_string<....lots of stuff....>
+// when combined with a map or set, the symbols can be > 2000 chars!
 struct cmStdString : public std::string
 {
   typedef std::string Parent;