small cpu fixes

Author: leios

src/cpu.jl

@@ -275,23 +275,24 @@ KernelAbstractions.argconvert(k::Kernel{CPU}, arg) = arg
 ###
 
 if Base.VERSION < v"1.7.0"
+
     import KernelAbstractions: atomic_add!, atomic_and!, atomic_cas!,
                                atomic_dec!, atomic_inc!, atomic_max!,
                                atomic_min!, atomic_op!, atomic_or!,
                                atomic_sub!, atomic_xchg!, atomic_xor!
+
     function atomic_error(args...)
-        error("CPU Atomics are not allowed for julia version under 1.7!"
+        error("CPU Atomics are not allowed for julia version under 1.7!")
     end
 
     afxs = [atomic_add!, atomic_and!, atomic_cas!, atomic_dec!,
             atomic_inc!, atomic_max!, atomic_min!, atomic_op!,
-            atomic_or!, atomic_sub!, atomic_xchg!, atomic_xor! ]
+            atomic_or!, atomic_sub!, atomic_xchg!, atomic_xor!]
+
     for afx in afxs
         @inline function Cassette.overdub(::CPUCtx, ::typeof(afx), args...)
             atomic_error(args...)
         end
     end
 end
 
-end
-