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diff -up Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/js/src/old-configure.in.1516081 Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/js/src/old-configure.in
--- Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/js/src/old-configure.in.1516081 2018-12-17 10:39:21.000000000 -0200
+++ Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/js/src/old-configure.in 2019-01-08 11:37:40.962313001 -0200
@@ -1829,7 +1829,7 @@ dnl Test for profiling options
dnl Under gcc 3.4+, use -fprofile-generate/-fprofile-use
_SAVE_CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -fprofile-generate -fprofile-correction"
+CFLAGS="$CFLAGS -fprofile-generate -fprofile-correction -DMOZ_PROFILE_INSTRUMENTATION"
AC_MSG_CHECKING([whether C compiler supports -fprofile-generate])
AC_TRY_COMPILE([], [return 0;],
@@ -1839,7 +1839,7 @@ AC_MSG_RESULT([$result])
if test $result = "yes"; then
PROFILE_GEN_LDFLAGS="-fprofile-generate"
- PROFILE_USE_CFLAGS="-fprofile-use -fprofile-correction -Wcoverage-mismatch"
+ PROFILE_USE_CFLAGS="-fprofile-use -fprofile-correction -Wcoverage-mismatch -DMOZ_PROFILE_INSTRUMENTATION"
PROFILE_USE_LDFLAGS="-fprofile-use"
fi
diff -up Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/nsprpub/configure.in.1516081 Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/nsprpub/configure.in
--- Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/nsprpub/configure.in.1516081 2018-12-17 10:39:21.000000000 -0200
+++ Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/nsprpub/configure.in 2019-01-08 11:37:49.866304640 -0200
@@ -756,7 +756,7 @@ dnl Test for profiling options
dnl Under gcc 3.4+, use -fprofile-generate/-fprofile-use
_SAVE_CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -fprofile-generate -fprofile-correction"
+CFLAGS="$CFLAGS -fprofile-generate -fprofile-correction -DMOZ_PROFILE_INSTRUMENTATION"
AC_MSG_CHECKING([whether C compiler supports -fprofile-generate])
AC_TRY_COMPILE([], [return 0;],
@@ -766,7 +766,7 @@ AC_MSG_RESULT([$result])
if test $result = "yes"; then
PROFILE_GEN_LDFLAGS="-fprofile-generate"
- PROFILE_USE_CFLAGS="-fprofile-use -fprofile-correction -Wcoverage-mismatch"
+ PROFILE_USE_CFLAGS="-fprofile-use -fprofile-correction -Wcoverage-mismatch -DMOZ_PROFILE_INSTRUMENTATION"
PROFILE_USE_LDFLAGS="-fprofile-use"
fi
diff -up Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/old-configure.in.1516081 Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/old-configure.in
--- Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/old-configure.in.1516081 2018-12-17 10:39:21.000000000 -0200
+++ Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/old-configure.in 2019-01-08 11:38:01.282293920 -0200
@@ -4219,7 +4219,7 @@ dnl Test for profiling options
dnl Under gcc 3.4+, use -fprofile-generate/-fprofile-use
_SAVE_CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -fprofile-generate -fprofile-correction"
+CFLAGS="$CFLAGS -fprofile-generate -fprofile-correction -DMOZ_PROFILE_INSTRUMENTATION"
AC_MSG_CHECKING([whether C compiler supports -fprofile-generate])
AC_TRY_COMPILE([], [return 0;],
@@ -4229,7 +4229,7 @@ AC_MSG_RESULT([$result])
if test $result = "yes"; then
PROFILE_GEN_LDFLAGS="-fprofile-generate"
- PROFILE_USE_CFLAGS="-fprofile-use -fprofile-correction -Wcoverage-mismatch"
+ PROFILE_USE_CFLAGS="-fprofile-use -fprofile-correction -Wcoverage-mismatch -DMOZ_PROFILE_INSTRUMENTATION"
PROFILE_USE_LDFLAGS="-fprofile-use"
fi
diff -up Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/toolkit/components/terminator/nsTerminator.cpp.1516081 Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/toolkit/components/terminator/nsTerminator.cpp
--- Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/toolkit/components/terminator/nsTerminator.cpp.1516081 2018-12-17 10:39:21.000000000 -0200
+++ Waterfox-ff4597172229f8d71940c3885b74b903b7b1821a/toolkit/components/terminator/nsTerminator.cpp 2019-01-08 11:38:52.969192841 -0200
@@ -389,6 +389,13 @@ nsTerminator::StartWatchdog()
crashAfterMS += ADDITIONAL_WAIT_BEFORE_CRASH_MS;
}
+ // 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> options(new Options());
const PRIntervalTime ticksDuration = PR_MillisecondsToInterval(1000);
options->crashAfterTicks = crashAfterMS / ticksDuration;
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