# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
+# First, test for a proper version of make, but only where one is required.
+
+@if gcc
+ifeq (,$(.VARIABLES)) # The variable .VARIABLES, new with 3.80, is never empty.
+$(error GNU make version 3.80 or newer is required.)
+endif
+@endif gcc
+
# -------------------------------
# Standard Autoconf-set variables
# -------------------------------
LIBCFLAGS = $(CFLAGS)
CXXFLAGS = @CXXFLAGS@
LIBCXXFLAGS = $(CXXFLAGS) -fno-implicit-templates
-PICFLAG =
# Only build the C compiler for stage1, because that is the only one that
# we can guarantee will build with the native compiler, and also it is the
LIBCFLAGS_FOR_TARGET = $(CFLAGS_FOR_TARGET)
LIBCXXFLAGS_FOR_TARGET = $(CXXFLAGS_FOR_TARGET) -fno-implicit-templates
LDFLAGS_FOR_TARGET =
-PICFLAG_FOR_TARGET =
# ------------------------------------
# Miscellaneous targets and flag lists
@if test -f stage_last; then $(unstage); else $(MAKE) stage1-start; fi
.PHONY: restrap
-restrap:
+restrap::
@: $(MAKE); $(stage)
rm -rf stage1-$(TARGET_SUBDIR) [+ FOR bootstrap-stage +][+ IF prev
+]stage[+id+]-* [+ ENDIF prev +][+ ENDFOR bootstrap-stage +]
- $(MAKE) $(RECURSE_FLAGS_TO_PASS) all
+restrap:: all
@endif gcc-bootstrap
# --------------------------------------