use %{rust_arches} for EA:

diff --git a/cargo-c.spec b/cargo-c.spec
index 92f424ce740542ed4716cfed2c74784b90a7d42f..6b844bc253a2d6c7341c1ab1ae04449e3678ff33 100644 (file)
--- a/cargo-c.spec
+++ b/cargo-c.spec
@@ -26,7 +26,7 @@ BuildRequires:        rust
 BuildRequires: tar >= 1:1.22
 BuildRequires: xz
 BuildRequires: zlib-devel
-ExclusiveArch: %{ix86} %{x8664} x32 aarch64
+ExclusiveArch: %{rust_arches}
 BuildRoot:     %{tmpdir}/%{name}-%{version}-root-%(id -u -n)
 
 %define                _debugsource_packages   0