Fix 'continue' statement

There was an error in some C++ compilers: "jump bypasses variable initialization", caused by a 'goto' to a label at the end of a loop (added in #2).

Author: adamsol

src/transpiler.py

@@ -892,8 +892,8 @@ def loop(self, stmt_callback, label):
 
             body = c.Block()
             with self.block(body):
+                self.output(c.If(v.false, c.Block(c.Label(labels['continue']), c.Statement('continue'))))
                 yield
-                self.output(c.Label(labels['continue']))
 
             self.output(stmt_callback(body))
             self.output(c.Label(labels['break']))

test/good/loops/continue04.out

@@ -0,0 +1,4 @@
+1
+2
+3
+6

test/good/loops/continue04.px

@@ -0,0 +1,12 @@
+
+i = 0
+while i < 3 label l do
+    i += 1
+    while true do
+        print i
+        if i < 3 do
+            continue l
+        else do
+            break
+    x = i * 2
+    print x

version.txt

@@ -1 +1 @@
-0.10.0.dev
+0.11.0