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author | Teddy <ted.sybil@gmail.com> | 2013-08-09 10:31:09 +0800 |
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committer | Teddy <ted.sybil@gmail.com> | 2013-08-09 10:31:09 +0800 |
commit | 0c606491335e99017897a7710461214412243dd7 (patch) | |
tree | bb14db40980d5029d9e582cb0b130e328657d401 /eval.cpp | |
parent | e782bbeb805fffaaa4a118fb88be96894ac68c28 (diff) |
...
Diffstat (limited to 'eval.cpp')
-rw-r--r-- | eval.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
@@ -93,6 +93,8 @@ EvalObj *Evaluator::run_expr(Pair *prog) { while((*eval_stack)->is_ret_addr()) { + if (top_ptr == eval_stack + EVAL_STACK_SIZE) + throw TokenError("Evaluation", RUN_ERR_STACK_OVERFLOW); for (; pc && pc->skip; pc = pc->next); if (pc) push(pc, top_ptr, envt); |