From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Jan Hubicka Date: Sat, 22 Dec 2018 09:32:00 +0200 Subject: [PATCH] Bug 1516081 - Disable watchdog during FDO train Bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1516081 --- toolkit/components/terminator/nsTerminator.cpp | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/toolkit/components/terminator/nsTerminator.cpp b/toolkit/components/terminator/nsTerminator.cpp index 3a8f9f4ba63e64695083a70ccfe38cc8baeb7654..b96d9ef138b42fb114d755218c2622b40d6a3bee 100644 --- a/toolkit/components/terminator/nsTerminator.cpp +++ b/toolkit/components/terminator/nsTerminator.cpp @@ -460,6 +460,13 @@ void nsTerminator::StartWatchdog() { } #endif + // Disable watchdog for PGO train builds - writting profile information at + // exit may take time and it is better to make build hang rather than + // silently produce poorly performing binary. +#ifdef MOZ_PROFILE_INSTRUMENTATION + crashAfterMS = INT32_MAX; +#endif + UniquePtr options(new Options()); // crashAfterTicks is guaranteed to be > 0 as // crashAfterMS >= ADDITIONAL_WAIT_BEFORE_CRASH_MS >> HEARTBEAT_INTERVAL_MS