From 41dc41e96e920be2cf13caaa353e3a69ffb74429 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 23 Jul 2007 02:56:30 +0000
Subject: [PATCH] add better working-g++ check (patch from #2017)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8118 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 include/prereq-build.mk | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/prereq-build.mk b/include/prereq-build.mk
index 6311e601ba..c31020c321 100644
--- a/include/prereq-build.mk
+++ b/include/prereq-build.mk
@@ -52,7 +52,8 @@ $(eval $(call Require,working-gcc, \
 
 define Require/working-g++
 	echo 'int main(int argc, char **argv) { return 0; }' | \
-		g++ -x c++ -o $(TMP_DIR)/a.out -lstdc++ -
+		g++ -x c++ -o $(TMP_DIR)/a.out -lstdc++ - && \
+		$(TMP_DIR)/a.out
 endef
 
 $(eval $(call Require,working-g++, \