Merge pull request #894 from boriel-basic/refact/runtime_lib

Refact/runtime lib

Author: boriel

tests/functional/arch/zx48k/einarshift.asm

@@ -1,4 +1,4 @@
     DIM a AS UBYTE = 3
     DIM b AS UBYTE = 2
 
-    PRINT a << (3-b)
+    LET a = a << (3-b)