Avoid a copy on return value

alalazo · alalazo · commit 780bfccc0ddc · 2024-04-10T16:19:01.000+02:00
diff --git a/lib/spack/spack/solver/asp.py b/lib/spack/spack/solver/asp.py
@@ -2874,7 +2874,7 @@ def possible_compilers(self) -> List[KnownCompiler]:
         result = sorted(self.compilers, key=lambda x: (x.spec.name, x.spec.version), reverse=True)
         # Then stable sort to prefer available compilers and account for preferences
         ppk = spack.package_prefs.PackagePrefs("all", "compiler", all=False)
-        result = sorted(result, key=lambda x: (not x.available, ppk(x.spec)))
+        result.sort(key=lambda x: (not x.available, ppk(x.spec)))
         return result
 
 
