diff --git a/Makefile b/Makefile
index 730b817..bbe8415 100644
--- a/Makefile
+++ b/Makefile
@@ -262,15 +262,19 @@ tar:
 	rm -rf /tmp/$(TCC-VERSION)
 
 # in tests subdir
-test clean :
+test clean:
 	$(MAKE) -C tests $@
 
+config.mak:
+	@echo Running configure ...
+	@./configure
+
 # clean
 clean: local_clean
 local_clean:
 	rm -vf $(PROGS) tcc_p$(EXESUF) tcc.pod *~ *.o *.a *.out libtcc_test$(EXESUF)
 
 distclean: clean
-	rm -vf config.h config.mak config.texi tcc.1 tcc-doc.html
+	rm -vf config.h config.mak config.texi tcc.1
 
 endif # ifeq ($(TOP),.)
diff --git a/tests/Makefile b/tests/Makefile
index 98e1b3e..f91e4fd 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -6,7 +6,7 @@
 TESTS = libtest test3
 
 # these should work too
-# TESTS += test1 test2 speed btest
+# TESTS += test1 test2 speedtest btest
 
 # these don't work as they should
 # TESTS += test4 asmtest
@@ -23,6 +23,7 @@ all test : $(TESTS)
 
 # make sure that tcc exists
 $(TESTS) : ../tcc
+
 ../tcc ../libtcc.a :
 	$(MAKE) -C ..
 
@@ -104,7 +105,7 @@ btest: boundtest.c
 	echo; echo Bound test OK
 
 # speed test
-speed: ex2 ex3
+speedtest: ex2 ex3
 	@echo ------------ $@ ------------
 	time ./ex2 1238 2 3 4 10 13 4
 	time $(TCC) -run ../examples/ex2.c 1238 2 3 4 10 13 4
@@ -116,13 +117,13 @@ ex%: ../examples/ex%.c
 
 # tiny assembler testing
 asmtest.ref: asmtest.S
-	$(CC) -o asmtest.ref.o -c asmtest.S
-	objdump -D asmtest.ref.o > $@
+	$(CC) -Wa,-W -o asmtest.ref.o -c asmtest.S
+	objdump -D asmtest.ref.o > asmtest.ref
 
 asmtest: asmtest.ref
 	@echo ------------ $@ ------------
 	$(TCC) -c asmtest.S
-	objdump -D asmtest.o > $@
+	objdump -D asmtest.o > asmtest.out
 	@if diff -u --ignore-matching-lines="file format" asmtest.ref asmtest.out ; then echo "ASM Auto Test OK"; fi
 
 # targets for development
diff --git a/tests/asmtest.S b/tests/asmtest.S
index 358a823..3e34455 100644
--- a/tests/asmtest.S
+++ b/tests/asmtest.S
@@ -341,9 +341,9 @@ L3:
  fnstcw 0x1002
  fstcw 0x1002
  fnstsw 0x1004
- fnstsw %eax
+ fnstsw (%eax)
  fstsw 0x1004
- fstsw %eax
+ fstsw (%eax)
  fnclex
  fclex
  fnstenv 0x1000