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eval_error.c: fix off-by-one error for --backtrace-limit

Browse Source 
https://bugs.ruby-lang.org/issues/17413
This commit is contained in:
Yusuke Endoh committed 2020-12-21 11:40:48 +09:00
1 parent ac78d90d5e
commit eee93bc933
1 file changed
+2 -2
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eval_error.c
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@@ -253,9 +253,9 @@ print_backtrace(const VALUE eclass, const VALUE errat, const VALUE str, int reve
}
// skip for explicit limit
if (rb_backtrace_length_limit >= 0 && len > rb_backtrace_length_limit + 1) {
if (rb_backtrace_length_limit >= 0 && len > rb_backtrace_length_limit + 2) {
skip_start = rb_backtrace_length_limit + 1;
skip_len = len - rb_backtrace_length_limit;
skip_len = len - skip_start;
}
for (i = 1; i < len; i++) {