newer version of tcc almost working

05/tcc-0.9.27/tests/tests2/Makefile

@@ -0,0 +1,112 @@
+TOP = ../..
+include $(TOP)/Makefile
+SRC = $(TOPSRC)/tests/tests2
+VPATH = $(SRC)
+
+TESTS = $(patsubst %.c,%.test,$(sort $(notdir $(wildcard $(SRC)/*.c))))
+
+# some tests do not pass on all platforms, remove them for now
+SKIP = 34_array_assignment.test # array assignment is not in C standard
+ifeq ($(CONFIG_arm_eabi),yes) # not ARM soft-float
+ SKIP += 22_floating_point.test
+endif
+ifdef CONFIG_OSX
+ SKIP += 40_stdio.test 42_function_pointer.test
+ FLAGS += -w
+endif
+ifeq ($(ARCH),x86_64)
+ SKIP += 73_arm64.test
+endif
+ifeq (,$(filter i386,$(ARCH)))
+ SKIP += 98_al_ax_extend.test 99_fastcall.test
+endif
+ifeq (,$(filter i386 x86_64,$(ARCH)))
+ SKIP += 85_asm-outside-function.test
+endif
+ifeq (-$(findstring gcc,$(CC))-,--)
+ SKIP += $(patsubst %.expect,%.test,$(GEN-ALWAYS))
+endif
+ifeq (-$(CONFIG_WIN32)-$(CONFIG_i386)$(CONFIG_arm)-,--yes-)
+ SKIP += 95_bitfields%.test # type_align is different on 32bit-non-windows
+endif
+
+# Some tests might need arguments
+ARGS =
+31_args.test : ARGS = arg1 arg2 arg3 arg4 arg5
+46_grep.test : ARGS = '[^* ]*[:a:d: ]+\:\*-/: $$' $(SRC)/46_grep.c
+
+# And some tests don't test the right thing with -run
+NORUN =
+42_function_pointer.test : NORUN = true
+
+# Some tests might need different flags
+FLAGS =
+76_dollars_in_identifiers.test : FLAGS += -fdollars-in-identifiers
+
+# These tests run several snippets from the same file one by one
+60_errors_and_warnings.test : FLAGS += -dt
+96_nodata_wanted.test : FLAGS += -dt
+
+# Always generate certain .expects (don't put these in the GIT),
+GEN-ALWAYS =
+# GEN-ALWAYS += 95_bitfields.expect # does not work
+
+# using the ms compiler for the really ms-compatible bitfields
+95_bitfields_ms.test : GEN = $(GEN-MSC)
+
+# Filter source directory in warnings/errors (out-of-tree builds)
+FILTER = 2>&1 | sed 's,$(SRC)/,,g'
+# Filter some always-warning
+ifeq (-$(findstring arm,$(ARCH))-,-arm-)
+FILTER += 2>&1 | grep -v 'warning: soft float ABI currently not supported'
+endif
+
+all test tests2.all: $(filter-out $(SKIP),$(TESTS)) ;
+
+%.test: %.c %.expect
+	@echo Test: $*...
+	@$(if $(NORUN),$(T1),$(T2)) $(if $(NODIFF),,$(T3))
+
+T1 = $(TCC) $(FLAGS) $< -o a.exe && ./a.exe $(ARGS)
+T2 = $(TCC) $(FLAGS) -run $< $(ARGS)
+T3 = $(FILTER) >$*.output 2>&1 || true \
+     && diff -Nbu $(filter %.expect,$^) $*.output \
+     && rm -f $*.output $(filter $*.expect,$(GEN-ALWAYS))
+
+# run single test and update .expect file, e.g. "make tests2.37+"
+tests2.%+:
+	@$(MAKE) $(call F2,$(call F1,$*)) --no-print-directory
+
+# just run tcc to see the output, e.g. "make tests2.37-"
+tests2.%-:
+	@$(MAKE) $(call F1,$*) NODIFF=true --no-print-directory
+
+# run single test, e.g. "make tests2.37"
+tests2.%:
+	@$(MAKE) $(call F1,$*) --no-print-directory
+
+F1 = $(or $(filter $1_%,$(TESTS)),$1_???.test)
+F2 = $1 UPDATE="$(patsubst %.test,%.expect,$1)"
+
+# automatically generate .expect files with gcc:
+%.expect :
+	@echo Generating: $@
+	@$(call GEN,$(SRC)/$*.c) $(FILTER) >$@ 2>&1
+	@rm -f *.exe *.obj *.pdb
+
+# using TCC for .expect if -dt in FLAGS
+GEN = $(if $(filter -dt,$(FLAGS)),$(GEN-TCC),$(GEN-CC))
+GEN-CC = $(CC) -w -std=gnu99 $(FLAGS) $1 -o a.exe && ./a.exe $(ARGS)
+GEN-TCC = $(TCC) $(FLAGS) -run $1 $(ARGS)
+GEN-MSC = $(MS-CC) $1 && ./$(basename $@).exe
+MS-CC = cl
+
+# tell make not to delete
+.PRECIOUS: %.expect
+
+# force .expect generation for these files
+$(sort $(GEN-ALWAYS) $(UPDATE)) : force
+force:
+
+clean:
+	rm -f fred.txt *.output a.exe $(GEN-ALWAYS)