$(MAKE) $(RECURSE_FLAGS_TO_PASS) \
$(PGO_BUILD_GEN_FLAGS_TO_PASS) all-host all-target \
@if pgo-build
- && $(MAKE) $(RECURSE_FLAGS_TO_PASS) \
+ && $(MAKE) -i $(RECURSE_FLAGS_TO_PASS) \
$(PGO_BUILD_TRAINING_FLAGS_TO_PASS) \
$(PGO_BUILD_TRAINING) \
&& $(MAKE) $(RECURSE_FLAGS_TO_PASS) clean \
$(MAKE) $(RECURSE_FLAGS_TO_PASS) \
$(PGO_BUILD_GEN_FLAGS_TO_PASS) all-host all-target \
@if pgo-build
- && $(MAKE) $(RECURSE_FLAGS_TO_PASS) \
+ && $(MAKE) -i $(RECURSE_FLAGS_TO_PASS) \
$(PGO_BUILD_TRAINING_FLAGS_TO_PASS) \
$(PGO_BUILD_TRAINING) \
&& $(MAKE) $(RECURSE_FLAGS_TO_PASS) clean \
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -flto=jobserver" >&5
$as_echo_n "checking whether the compiler supports -flto=jobserver... " >&6; }
old_CFLAGS="$CFLAGS"
- PGO_BUILD_LTO_CFLAGS="-flto=jobserver"
+ PGO_BUILD_LTO_CFLAGS="-flto=jobserver -ffat-lto-objects"
CFLAGS="$CFLAGS $PGO_BUILD_LTO_CFLAGS"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
if test "$enable_pgo_build" = "lto"; then
AC_MSG_CHECKING([whether the compiler supports -flto=jobserver])
old_CFLAGS="$CFLAGS"
- PGO_BUILD_LTO_CFLAGS="-flto=jobserver"
+ PGO_BUILD_LTO_CFLAGS="-flto=jobserver -ffat-lto-objects"
CFLAGS="$CFLAGS $PGO_BUILD_LTO_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([int foo;])],,
[PGO_BUILD_LTO_CFLAGS=])