From 6b9dbfaaf2b3dfdf3627b57c7f15c6a3cd105f35 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 27 Oct 2022 15:57:19 +0200
Subject: Suppress (potential) bogus GCC 12 -Wrestrict warnings

---
 libbuild2/functions-regex.cxx | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'libbuild2/functions-regex.cxx')

diff --git a/libbuild2/functions-regex.cxx b/libbuild2/functions-regex.cxx
index 2f0d122..f0fee8d 100644
--- a/libbuild2/functions-regex.cxx
+++ b/libbuild2/functions-regex.cxx
@@ -69,7 +69,7 @@ namespace build2
         else if (s == "return_subs")
           subs = true;
         else
-          throw invalid_argument ("invalid flag '" + s + "'");
+          throw invalid_argument ("invalid flag '" + s + '\'');
       }
     }
 
@@ -129,7 +129,7 @@ namespace build2
         else if (s == "return_subs")
           subs = true;
         else
-          throw invalid_argument ("invalid flag '" + s + "'");
+          throw invalid_argument ("invalid flag '" + s + '\'');
       }
     }
 
@@ -192,7 +192,7 @@ namespace build2
         else if (s == "format_no_copy")
           mf |= regex_constants::format_no_copy;
         else
-          throw invalid_argument ("invalid flag '" + s + "'");
+          throw invalid_argument ("invalid flag '" + s + '\'');
       }
     }
 
@@ -411,7 +411,7 @@ namespace build2
         if (s == "icase")
           r |= regex::icase;
         else
-          throw invalid_argument ("invalid flag '" + s + "'");
+          throw invalid_argument ("invalid flag '" + s + '\'');
       }
     }
 
-- 
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