Celestia: bump revision for rebuild

sci-astronomy/celestia/celestia-1.6.1.recipe

@@ -14,7 +14,7 @@ can download dozens of easy to install add-ons with more objects."
 HOMEPAGE="http://celestia.sourceforge.net"
 COPYRIGHT="2001-2018 Celestia Development Team"
 LICENSE="GNU GPL v2"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="http://fossies.org/linux/misc/celestia-$portVersion.tar.gz"
 CHECKSUM_SHA256="d35570ccb9440fc0bd3e73eb9b4c3e8a4c25f3ae444a13d1175053fa16dc34c4"
 SOURCE_DIR="celestia-$portVersion"
@@ -64,6 +64,15 @@ BUILD_PREREQUIRES="
 
 BUILD()
 {
+	local
+	for cf in -O2 -ffast-math \
+		-fexpensive-optimizations \
+		-fomit-frame-pointer; do
+		sed -i \
+			-e "s/${cf}//g" \
+			configure.in admin/* || die "sed failed"
+	done
+
 	autoreconf -fi
 
 	export LIBS="-lbe -lGL -lGLU -lglut -lintl -lnetwork"