Disable LTO and debug packages on risv64

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

mlir.spec

@@ -12,7 +12,7 @@
 
 Name: mlir
 Version: %{mlir_version}%{?rc_ver:~rc%{rc_ver}}
-Release: 1%{?dist}
+Release: 1.0.riscv64%{?dist}
 Summary: Multi-Level Intermediate Representation Overview
 
 License: Apache-2.0 WITH LLVM-exception
@@ -121,7 +121,7 @@ Requires: python3-numpy
 
 %build
 
-%ifarch %ix86
+%ifarch %ix86 riscv64
 %global debug_package %{nil}
 %global _lto_cflags %{nil}
 %endif
@@ -285,6 +285,9 @@ export PYTHONPATH=%{buildroot}/%{python3_sitearch}
 %{python3_sitearch}/mlir/
 
 %changelog
+* Mon May 13 2024 David Abdurachmanov <davidlt@rivosinc.com> - 18.1.3-1.0.riscv64
+- Disable LTO and debug packages on riscv64
+
 * Wed Apr 17 2024 Tom Stellard <tstellar@redhat.com> - 18.1.3-1
 - 18.1.3 Release