doc

compiler/src/prog8/compiler/astprocessing/AstChecker.kt

@@ -137,6 +137,9 @@ internal class AstChecker(private val program: Program,
                             errors.err("word loop variable can only loop over bytes or words", forLoop.position)
                     }
                     DataType.FLOAT -> {
+                        // Looping over float variables is very inefficient because the loopvar is going to
+                        // get copied over with new values all the time. We don't support this for now.
+                        // Loop with an integer index variable if you really need to... or write different code.
                         errors.err("for loop only supports integers", forLoop.position)
                     }
                     else -> errors.err("loop variable must be numeric type", forLoop.position)

compiler/src/prog8/compiler/target/cpu6502/codegen/AsmGen.kt

@@ -513,12 +513,14 @@ internal class AsmGen(private val program: Program,
         return if(targetScope !== identScope) {
             val scopedName = getScopedSymbolNameForTarget(identifier.nameInSource.last(), target)
             if(target is Label) {
+                // make labels locally scoped in the asm. Is slightly problematic, see github issue #62
                 val last = scopedName.removeLast()
                 scopedName.add("_$last")
             }
             fixNameSymbols(scopedName.joinToString("."))
         } else {
             if(target is Label) {
+                // make labels locally scoped in the asm. Is slightly problematic, see github issue #62
                 val scopedName = identifier.nameInSource.toMutableList()
                 val last = scopedName.removeLast()
                 scopedName.add("_$last")
@@ -1232,7 +1234,8 @@ $repeatLabel    lda  $counterVar
     }
 
     private fun translate(stmt: Label) {
-        out("_${stmt.name}")        // underscore prefix to make sure it's a local label
+        // underscore prefix to make sure it's a local label. Is slightly problematic, see github issue #62
+        out("_${stmt.name}")
     }
 
     private fun translate(scope: AnonymousScope) {

examples/test.p8

@@ -1,12 +1,14 @@
 %import textio
-%import test_stack
-%zeropage basicsafe
 
 main {
-    sub start() {
-        %asminclude "fozsdfsdf.asm"
+    str myBar = "main.bar"
 
-        txt.print("ok")
-        test_stack.test()
+foo_bar:
+    %asminclude "compiler/test/fixtures/foo_bar.asm"   ; FIXME: should be accessible from inside start() but give assembler error
+
+	sub start() {
+	    txt.print(myBar)
+	    txt.print(&foo_bar)
+	    return
 	}
 }