From 17b89849c6076777ccfd014f191f8c97f81f8cae Mon Sep 17 00:00:00 2001 From: Nobuyoshi Nakada Date: Mon, 3 Jun 2024 16:54:05 +0900 Subject: [PATCH] Count uninitialized call cache as miss empty Fix segfault at start up when `USE_DEBUG_COUNTER` is enabled. --- vm_insnhelper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/vm_insnhelper.c b/vm_insnhelper.c index 09cca908dc..46737145ca 100644 --- a/vm_insnhelper.c +++ b/vm_insnhelper.c @@ -2209,7 +2209,7 @@ vm_search_method_slowpath0(VALUE cd_owner, struct rb_call_data *cd, VALUE klass) } #if USE_DEBUG_COUNTER - if (old_cc == empty_cc) { + if (!old_cc || old_cc == empty_cc) { // empty RB_DEBUG_COUNTER_INC(mc_inline_miss_empty); }