From 66327006fc723af5ca66baf325a251e5944dddbb Mon Sep 17 00:00:00 2001 From: Damien George Date: Thu, 2 Jan 2014 18:20:41 +0000 Subject: [PATCH] py: change negative array indices with array - 1. --- py/vm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/py/vm.c b/py/vm.c index f3c38b864e..c549e2b490 100644 --- a/py/vm.c +++ b/py/vm.c @@ -78,7 +78,7 @@ bool mp_execute_byte_code_2(const byte **ip_in_out, mp_obj_t *fastn, mp_obj_t ** volatile machine_uint_t currently_in_except_block = 0; // 0 or 1, to detect nested exceptions machine_uint_t exc_stack[8]; // on the exception stack we store (ip, sp | X) for each block, X = previous value of currently_in_except_block - machine_uint_t *volatile exc_sp = &exc_stack[-1]; // stack grows up, exc_sp points to top of stack + machine_uint_t *volatile exc_sp = &exc_stack[0] - 1; // stack grows up, exc_sp points to top of stack // outer exception handling loop for (;;) { @@ -453,7 +453,7 @@ bool mp_execute_byte_code_2(const byte **ip_in_out, mp_obj_t *fastn, mp_obj_t ** case MP_BC_RETURN_VALUE: nlr_pop(); *sp_in_out = sp; - assert(exc_sp == &exc_stack[-1]); + assert(exc_sp == &exc_stack[0] - 1); return false; case MP_BC_YIELD_VALUE: