fixes #11204 (#11207)

compiler/injectdestructors.nim

@@ -733,6 +733,7 @@ proc p(n: PNode; c: var Con): PNode =
         for j in 0..L-3:
           let v = it[j]
           if v.kind == nkSym:
+            if sfCompileTime in v.sym.flags: continue
             # move the variable declaration to the top of the frame:
             c.addTopVar v
             # make sure it's destroyed at the end of the proc:

tests/destructor/tv2_cast.nim

@@ -17,3 +17,8 @@ echo cast[string](@[116'u8, 101, 115, 116])
 var a = cast[seq[uint32]]("test1234")
 a.setLen(2)
 echo a
+
+
+#issue 11204
+var ac {.compileTime.} = @["a", "b"]
+const bc = ac.len