* values on stack is i386 only

tests/test/cg/cdecl/taoc4.pp

@@ -1,3 +1,6 @@
+{ %cpu=i386 }
+
+{ This test expects values on the stack, which is i386 only }
 
 { fourth simple array of const test }
 

tests/test/cg/cdecl/taoc5.pp

@@ -1,3 +1,6 @@
+{ %cpu=i386 }
+
+{ This test expects values on the stack, which is i386 only }
 
 { fifth simple array of const test }
 

tests/test/cg/cdecl/taoc6.pp

@@ -1,4 +1,6 @@
-{ %SKIPTARGET=macos Crashes when assembling, linking or running}
+{ %cpu=i386 }
+
+{ This test expects values on the stack, which is i386 only }
 
 { sixth simple array of const test
   for int64 values }