diff options
| author | Kaz Kylheku <kaz@kylheku.com> | 2014-07-18 06:59:26 -0700 |
|---|---|---|
| committer | Kaz Kylheku <kaz@kylheku.com> | 2014-07-18 06:59:26 -0700 |
| commit | c9977c0132b2a6a3df994dbdf58c27689658f20f (patch) | |
| tree | 72601b227e5a9868e990e41936016e59473c6979 /Makefile | |
| parent | 50c2dbed6f823a286d40a1378626467b09363cbb (diff) | |
| download | txr-c9977c0132b2a6a3df994dbdf58c27689658f20f.tar.gz txr-c9977c0132b2a6a3df994dbdf58c27689658f20f.tar.bz2 txr-c9977c0132b2a6a3df994dbdf58c27689658f20f.zip | |
* Makefile (conftest, conftest2): Link math
library so we can test for math functions.
* arith.c (log2_init): New static function.
(log2, logtwo): New functions.
(l2): New static variable.
(arith_init): Call log2_init.
* configure (lang_flags): Switching _XOPEN_SOURCE
from 500 to 600 to reveal log2.
Adding test for log2.
* eval.c (eval_init): Register log2 intrinsic.
* lib.h (logtwo): Declared.
* txr.1: Documented log2.
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -218,10 +218,10 @@ config.make config.h: # conftest: conftest.c - $(CC) $(CFLAGS) -o $@ $^ + $(CC) $(CFLAGS) -o $@ $^ -lm conftest2: conftest1.c conftest2.c - $(CC) $(CFLAGS) -o $@ $^ + $(CC) $(CFLAGS) -o $@ $^ -lm conftest.syms: conftest.o $(NM) -n -t o -P $^ > $@ |