From 4385ad3c0987c92590d3c30bbb19da53574be01b Mon Sep 17 00:00:00 2001
From: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Date: Mon, 21 Sep 2009 19:25:05 +0000
Subject: Diagnose --enable-build-with-cxx --enable-bootstrap
 --enable-languages w/o c++

/:
	* configure.ac: Diagnose --enable-build-with-cxx bootstrap
	with --enable-languages not containing c++.
	* configure: Regenerate.
---
 configure.ac | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index f3d511973ce..a8fb3b79714 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2460,6 +2460,13 @@ case "$have_compiler:$host:$target:$enable_bootstrap" in
     ;;
 esac
 
+case ",$enable_languages,:$ENABLE_BUILD_WITH_CXX:$enable_bootstrap" in
+  *,c++,*:yes:yes) ;;
+  *:yes:yes)
+    AC_MSG_ERROR([bootstrapping with --enable-build-with-cxx requires c++ in --enable-languages])
+    ;;
+esac
+
 # Adjust the toplevel makefile according to whether bootstrap was selected.
 case $enable_bootstrap in
   yes)
-- 
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