--- /usr/portage/app-forensics/afl/afl-2.35b.ebuild	2016-10-31 21:55:40.550905285 +0100
+++ afl-2.35b-r1.ebuild	2016-11-03 19:52:38.044832700 +0100
@@ -25,6 +25,7 @@
 		HELPER_PATH="/usr/$(get_libdir)/afl" \
 		DOC_PATH="/usr/share/doc/${PF}"
 	CC="clang" CXX="clang++" strip-unsupported-flags
+	append-cxxflags --rtlib=libgcc --stdlib=libstdc++
 	cd llvm_mode
 	emake \
 		PREFIX="/usr" \