From 218a739b33325c5dd6baa5cf6291dad849ad2441 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 14 Dec 2022 08:03:32 +0200
Subject: Handle NULL values in $string() and $concat() functions

This is relied upon by the parser to provide conversion/concatenation
semantics consistent with untyped values. Note that we handle NULL values
only for types that have empty representation.
---
 libbuild2/functions-bool.cxx | 3 +++
 1 file changed, 3 insertions(+)

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

diff --git a/libbuild2/functions-bool.cxx b/libbuild2/functions-bool.cxx
index 1ae89d2..1d9c72f 100644
--- a/libbuild2/functions-bool.cxx
+++ b/libbuild2/functions-bool.cxx
@@ -15,6 +15,9 @@ namespace build2
 
     // $string(<bool>)
     //
+    // Note that we don't handle NULL values for this type since it has no
+    // empty representation.
+    //
     f["string"] += [](bool b) {return b ? "true" : "false";};
   }
 }
-- 
cgit v1.1