diff options
-rw-r--r-- | ChangeLog | 4 | ||||
-rw-r--r-- | math.c | 8 |
2 files changed, 8 insertions, 4 deletions
@@ -1,3 +1,7 @@ +Sun Jan 17 19:24:25 2010 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * math.c (domain_check): check errno first. + Sun Jan 17 14:24:35 2010 Nobuyoshi Nakada <nobu@ruby-lang.org> * ext/iconv/iconv.c (rb_str_derive): use long. @@ -27,10 +27,10 @@ extern VALUE rb_to_float(VALUE val); static void domain_check(double x, double y, const char *msg) { - if (!isnan(y)) return; - else if (isnan(x)) return; - else { - if (!errno) { + if (!errno) { + if (!isnan(y)) return; + else if (isnan(x)) return; + else { #if defined(EDOM) errno = EDOM; #else |