From: nobu@... Date: 2016-08-09T14:51:23+00:00 Subject: [ruby-core:76795] [Ruby trunk Bug#12662][Rejected] rb_hash_fetch() Segmentation fault on an empty hash table Issue #12662 has been updated by Nobuyoshi Nakada. Status changed from Open to Rejected It's your bug. `rb_hash_fetch()` raises an exception if the key is not found, and you must catch it by `rb_protect()`. ---------------------------------------- Bug #12662: rb_hash_fetch() Segmentation fault on an empty hash table https://bugs.ruby-lang.org/issues/12662#change-60018 * Author: Rocco Carbone * Status: Rejected * Priority: Normal * Assignee: * ruby -v: ruby 2.3.1p112 (2016-04-26) [x86_64-linux-gnu] * Backport: 2.1: UNKNOWN, 2.2: UNKNOWN, 2.3: UNKNOWN ---------------------------------------- I am writing HTM (Hash Table Machine - a C benchmark program for hash table) and libruby aborts with ruby: [BUG] Segmentation fault at 0x00000000000018 ruby 2.3.1p112 (2016-04-26) [x86_64-linux-gnu] while attempting to get an entry from an empty hash table. Attached is a simple program that reproduces the bug. Hope it helps. ciao /rocco ---Files-------------------------------- ruby-bug.c (652 Bytes) -- https://bugs.ruby-lang.org/ Unsubscribe: