add missing/nan.c

instead of scattering #ifdef HAVE_NANF here and there define our
own nan() unless defined elsewhere.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61971 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 6 deletions

diff --git a/marshal.c b/marshal.c
index c6c3922283..4cfa2e10dc 100644
--- a/marshal.c
+++ b/marshal.c
@@ -1678,12 +1678,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
 	    const char *ptr = RSTRING_PTR(str);
 
 	    if (strcmp(ptr, "nan") == 0) {
-		d =
-#ifdef HAVE_NANF
-		    nan("");
-#else
-		    (double)NAN;
-#endif
+		d = nan("");
 	    }
 	    else if (strcmp(ptr, "inf") == 0) {
 		d = HUGE_VAL;