diff -up lapack-3.9.0/INSTALL/make.inc.gfortran.fedora lapack-3.9.0/INSTALL/make.inc.gfortran
--- lapack-3.9.0/INSTALL/make.inc.gfortran.fedora 2019-11-26 09:18:42.671256080 -0500
+++ lapack-3.9.0/INSTALL/make.inc.gfortran 2019-11-26 09:19:09.296715591 -0500
@@ -20,9 +20,9 @@ CFLAGS = -O3
# should not compile LAPACK with flags such as -ffpe-trap=overflow.
#
FC = gfortran
-FFLAGS = -O2 -frecursive
+FFLAGS =
FFLAGS_DRV = $(FFLAGS)
-FFLAGS_NOOPT = -O0 -frecursive
+FFLAGS_NOOPT =
# Define LDFLAGS to the desired linker options for your machine.
#