Silence the cast-function-type warning on GCC 8

It causes problems when function type need to be explicitly converted,
like in sigc++.

diff --git a/source/gnucompiler.cpp b/source/gnucompiler.cpp
index b186bb367cdb84350988f143142085c4b690a3ca..b3f56175c034790d427cec316b12f3a7b2680773 100644 (file)
--- a/source/gnucompiler.cpp
+++ b/source/gnucompiler.cpp
@@ -221,6 +221,8 @@ Task *GnuCompiler::run(const Target &target) const
                {
                        argv.push_back("-Wextra");
                        argv.push_back("-Wundef");
+                       if(version>=0x80000)
+                               argv.push_back("-Wno-cast-function-type");
                }
                if(binfo.warning_level>=3)
                {