From cb290ed6c99681ade0bace286ae5040546542395 Mon Sep 17 00:00:00 2001 From: Andrew Kelley Date: Sat, 26 Dec 2020 14:02:07 -0700 Subject: [PATCH] stage2: Cache deadlock debugging only for safe build modes --- src/Cache.zig | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/src/Cache.zig b/src/Cache.zig index 9f32f15a01..7d77782a6f 100644 --- a/src/Cache.zig +++ b/src/Cache.zig @@ -13,11 +13,10 @@ const fmt = std.fmt; const Allocator = std.mem.Allocator; /// Process-scoped map keeping track of all locked Cache hashes, to detect deadlocks. -/// The plan is to enable this for debug builds only, but for now we enable -/// it always to catch a deadlock. +/// This protection is conditionally compiled depending on `want_debug_deadlock`. var all_cache_digest_set: std.AutoHashMapUnmanaged(BinDigest, void) = .{}; var all_cache_digest_lock: std.Mutex = .{}; -const want_debug_deadlock = true; // TODO change this for release builds +const want_debug_deadlock = std.debug.runtime_safety; const DebugBinDigest = if (want_debug_deadlock) BinDigest else void; const null_debug_bin_digest = if (want_debug_deadlock) ([1]u8{0} ** bin_digest_len) else {};