add LDFLAGS="-lstdc++" to ./configure, closes #338 #336

Author: stesie

README.Linux.md

@@ -76,7 +76,7 @@ cd /tmp
 git clone https://github.com/phpv8/v8js.git
 cd v8js
 phpize
-./configure --with-v8js=/opt/v8
+./configure --with-v8js=/opt/v8 LDFLAGS="-lstdc++"
 make
 make test
 sudo make install