[flang] Add Makefile.

Original-commit: flang-compiler/f18@dae1179012

flang/Makefile

@@ -0,0 +1,53 @@
+CXX=g++
+CXXFLAGS=-Wall -std=c++17 -O2
+# CXXFLAGS=-Wall -std=c++17 -g
+
+# CXX=/proj/pgi/linux86-64/dev/bin/pgc++
+# CXXFLAGS=-std=c++17
+
+SRCS=f2018-demo.cc char-buffer.cc idioms.cc message.cc \
+     parse-tree.cc position.cc preprocessor.cc prescan.cc source.cc
+RELS=$(SRCS:.cc=.o)
+
+f18: $(RELS)
+	$(CXX) -o $@ $(RELS)
+clean:
+	rm -f *.o core.* perf.data* out
+clobber: clean
+	rm -f f18 *~
+backup: clean
+	(cd ../..; tar czf ~/save/f18.tgz.`date '+%m-%d-%y'` .)
+	(cd ../..; tar czf /local/home/save/f18.tgz.`date '+%m-%d-%y'` .)
+
+f2018-demo.o: basic-parsers.h char-buffer.h cooked-chars.h \
+              grammar.h idioms.h parse-tree.h prescan.h source.h user-state.h
+char-buffer.o: char-buffer.h idioms.h
+idioms.o: idioms.h
+message.o: message.h
+parse-tree.o: parse-tree.h idioms.h indirection.h
+preprocessor.o: preprocessor.h idioms.h
+prescan.o: prescan.h char-buffer.h idioms.h source.h
+position.o: position.h
+source.o: source.h char-buffer.h idioms.h
+
+basic-parsers.h: idioms.h message.h parse-state.h position.h
+	@touch $@
+char-parsers.h: basic-parsers.h parse-state.h
+	@touch $@
+cooked-chars.h: basic-parsers.h char-parsers.h idioms.h parse-state.h
+	@touch $@
+cooked-tokens.h: basic-parsers.h cooked-chars.h idioms.h position.h
+	@touch $@
+debug-parser.h: basic-parsers.h parse-state.h
+	@touch $@
+prescan.h: char-buffer.h preprocessor.h source.h
+	@touch $@
+grammar.h: basic-parsers.h cooked-chars.h cooked-tokens.h \
+           format-specification.h parse-tree.h user-state.h
+	@touch $@
+message.h: position.h
+	@touch $@
+parse-state.h: message.h position.h
+	@touch $@
+parse-tree.h: format-specification.h idioms.h indirection.h position.h
+	@touch $@