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changeset 27996:1998edbd4490

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eliminate useless conversion of std::string.c_str back to std::string * lo-array-errwarn.cc (index_exception::message): Don't call c_str() on message string only to convert it back to std::string when returning from function.
author John W. Eaton <jwe@octave.org>
date Thu, 23 Jan 2020 16:19:33 -0500
parents 534684fb7bd7
children e90e3155cd01
files liboctave/util/lo-array-errwarn.cc
diffstat 1 files changed, 1 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/liboctave/util/lo-array-errwarn.cc	Fri Jan 24 16:10:25 2020 +0900
+++ b/liboctave/util/lo-array-errwarn.cc	Thu Jan 23 16:19:33 2020 -0500
@@ -125,8 +125,7 @@
   std::string
   index_exception::message (void) const
   {
-    std::string msg = expression () + ": " + details ();
-    return msg.c_str ();
+    return expression () + ": " + details ();
   }
 
   // Show the expression that caused the error, e.g.,  "A(-1,_)",