Disable LTO on riscv64

Signed-off-by: David Abdurachmanov <davidlt@rivosinc.com>

spatialite-tools.spec

@@ -1,6 +1,6 @@
 Name:           spatialite-tools
 Version:        5.0.1
-Release:        3%{?dist}
+Release:        3.0.riscv64%{?dist}
 Summary:        A set of useful CLI tools for SpatiaLite
 # Add missing -lxml2
 Patch0:         spatialite-tools_lxml2.patch
@@ -9,6 +9,10 @@ License:        GPLv3+
 Source0:        http://www.gaia-gis.it/gaia-sins/%{name}-%{version}.tar.gz
 URL:            https://www.gaia-gis.it/fossil/spatialite-tools
 
+%ifarch riscv64
+%define _lto_cflags %{nil}
+%endif
+
 BuildRequires: make
 BuildRequires:  expat-devel
 BuildRequires:  freexl-devel
@@ -65,6 +69,9 @@ export LDFLAGS="%{__global_ldflags} -lm"
 %{_bindir}/spatialite_xml2utf8
 
 %changelog
+* Mon Oct 24 2022 David Abdurachmanov <davidlt@rivosinc.com> - 5.0.1-3.0.riscv64
+- Disable LTO on riscv64
+
 * Sat Jul 23 2022 Fedora Release Engineering <releng@fedoraproject.org> - 5.0.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild