From 25d0738035fb4fbe20473f0e1b6a43e22ed404c1 Mon Sep 17 00:00:00 2001
From: Rene Rivera <grafikrobot@gmail.com>
Date: Sun, 1 Feb 2015 14:33:12 -0600
Subject: [PATCH] Fix missing expressions from predef_check invocation.

---
 check/predef.jam | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/check/predef.jam b/check/predef.jam
index d65a771..0638703 100644
--- a/check/predef.jam
+++ b/check/predef.jam
@@ -94,6 +94,12 @@ rule require ( expressions + : language ? )
     return [ check $(expressions) : $(language) : : <build>no ] ;
 }
 
+rule predef_check_action ( targets + : sources + : props * )
+{
+    PREDEF_CHECK_EXPRESSION on $(targets)
+        = [ feature.get-values <predef-expression> : $(props) ] ;
+}
+
 actions predef_check_action bind PREDEF_CHECK_EXPRESSION
 {
     $(>) "$(PREDEF_CHECK_EXPRESSION)" > $(<)