py/vm: Fix bug with unwind jump popping the iterator from a for loop.

This patch fixes a regression introduced by 088740ecc4
2017-05-25 20:39:08 +10:00 · 2017-05-25 20:39:08 +10:00 · 04d05db27e
parent 68e71eacb8
commit 04d05db27e
1 changed files with 1 additions and 2 deletions
--- a/py/vm.c
+++ b/py/vm.c
@ -690,8 +690,7 @@ unwind_jump:;
                    }
                    ip = (const byte*)MP_OBJ_TO_PTR(POP()); // pop destination ip for jump
                    if (unum != 0) {
-                        // pop iter and iter_buf
-                        sp--;
+                        // pop the exhausted iterator
                        sp -= MP_OBJ_ITER_BUF_NSLOTS;
                    }
                    DISPATCH_WITH_PEND_EXC_CHECK();