!131 No libquadmath-devel libquadmath-static on RISC-V64

From: @yinist 
Reviewed-by: @liqingqing_1229 
Signed-off-by: @liqingqing_1229

boost.spec

@@ -2,7 +2,7 @@
 
 Name:           boost
 Version:        1.83.0
-Release:        3
+Release:        4
 Summary:        The free peer-reviewed portable C++ source libraries
 License:        BSL-1.0
 URL:            http://www.boost.org
@@ -56,7 +56,7 @@ BuildRequires:  python3-devel python3-unversioned-command
 BuildRequires:  openssl-devel
 # optional libraries for iostreams
 BuildRequires:  bzip2-devel libzstd-devel xz-devel zlib-devel
-%ifnarch loongarch64
+%ifnarch loongarch64 riscv64
 # optional library for multiprecision
 BuildRequires:  libquadmath-devel libquadmath-static
 %endif
@@ -450,6 +450,9 @@ find libs -name example -exec cp {} boost-example --parents -r \;
 %{_libdir}/*.a
 
 %changelog
+* Sun Apr 28 2024 yinsist <jianhui.oerv@isrc.iscas.ac.cn> - 1.83.0-4
+- Disable libquadmath dependency for RISC-V as gcc does not currently support RISC-V's libquadmath
+
 * Thu Mar 14 2024 jammyjellyfish <jammyjellyfish255@outlook.com> - 1.83.0-3
 - Support specify CC