!31 [sync] PR-25: add loongarch64 support

From: @openeuler-sync-bot 
Reviewed-by: @juyin 
Signed-off-by: @juyin

musl.spec

@@ -19,6 +19,10 @@
 %ifarch %{mips32}
 %global _musl_target_cpu mips
 %endif
+
+%ifarch loongarch64
+%global _musl_target_cpu loongarch64
+%endif
  
 %ifarch ppc
 %global _musl_target_cpu powerpc
@@ -33,7 +37,7 @@
 %endif
 %endif
  
-%ifnarch %{ix86} %{arm} %{mips} %{power64} ppc
+%ifnarch %{ix86} %{arm} %{mips} %{power64} ppc loongarch64
 %global _musl_target_cpu %{_target_cpu}
 %endif
  
@@ -46,13 +50,15 @@
 
 Name:		musl
 Version:	1.2.4
-Release:	2
+Release:	3
 Summary:	An implementation of the standard library for Linux-based systems
 
 License:	MIT
 URL:		https://musl.libc.org
 Source0:	%{url}/releases/%{name}-%{version}.tar.gz
 
+Patch0:	backport-musl-1.2.4-add-loongarch64-support.patch
+
 BuildRequires:	gcc
 BuildRequires:	make
 BuildRequires:	gnupg2
@@ -124,7 +130,7 @@ This package provides a wrapper around gcc to compile
 programs and libraries with musl easily.
 
 %prep
-%autosetup
+%autosetup -p1
 
 %build
 %ifarch %{power64}
@@ -185,6 +191,10 @@ ln -sr %{buildroot}%{_libdir}/libc.so %{buildroot}%{_libdir}/libutil.so.1
 %{_libdir}/musl-gcc.specs
 
 %changelog
+* Tue Jun 25 2024 wangshuo <wangshuo@kylinos.cn> - 1.2.4-3
+- Add Patch0: backport-musl-1.2.4-add-loongarch64-support.patch
+- Add _musl_target_cpu loongarch64
+
 * Thu Mar 14 2024 peng.zou <peng.zou@shingroup.cn> - 1.2.4-2
 - fix compile error about unsupported long double type in ppc64le