diff --git a/llvm.spec b/llvm.spec
index ff36195a66ed145bd622ab04c9c7719225609f17..86cd2739058fda8d18d8e13f7eab2b6307ef693d 100644
--- a/llvm.spec
+++ b/llvm.spec
@@ -24,9 +24,12 @@
 %global build_install_prefix %{buildroot}%{install_prefix}
 %global llvm_triple %{_host}
 
+# Disable LTO as this causes crash if gcc lto enabled.
+%define _lto_cflags %{nil}
+
 Name:		%{pkg_name}
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}
-Release:	1
+Release:	2
 Summary:	The Low Level Virtual Machine
 
 License:	NCSA
@@ -318,6 +321,9 @@ fi
 %{_libdir}/%{name}/lib/libLLVMTestingSupport.a
 
 %changelog
+* Wed Jun 7 2023 Chenxi Mao <chenxi.mao@suse.com> - 15.0.7-2
+- Disable LTO as this causes crash if gcc lto enabled.
+
 * Mon Feb 20 2023 Chenxi Mao <chenxi.mao@suse.com> - 15.0.7-1
 - Upgrade to 15.0.7.