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Forward-ports r32777 from branches/ruby_1_9_3 to trunk.

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* complex.c (f_signbit): gcc4 on Solaris DOES have signbit but does
  not have it on header.

* math.c: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32786 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
yugui 2011-07-31 14:17:40 +00:00
parent 05ec839244
commit 4270dbe629
3 changed files with 14 additions and 0 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
Sun Jul 31 21:16:02 2011 Yuki Sonoda (Yugui) <yugui@yugui.jp>
* complex.c (f_signbit): gcc4 on Solaris DOES have signbit but does
not have it on header.
* math.c: ditto.
Sun Jul 31 21:09:04 2011 Yuki Sonoda (Yugui) <yugui@yugui.jp> Sun Jul 31 21:09:04 2011 Yuki Sonoda (Yugui) <yugui@yugui.jp>
* common.mk (node_name.inc): Use $(Q) for consistency. * common.mk (node_name.inc): Use $(Q) for consistency.

3
complex.c
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@ -1173,6 +1173,9 @@ nucomp_eql_p(VALUE self, VALUE other)
inline static VALUE inline static VALUE
f_signbit(VALUE x) f_signbit(VALUE x)
{ {
#if defined(HAVE_SIGNBIT) && defined(__GNUC__) && defined(__sun__)
extern int signbit(double x);
#endif
switch (TYPE(x)) { switch (TYPE(x)) {
case T_FLOAT: { case T_FLOAT: {
double f = RFLOAT_VALUE(x); double f = RFLOAT_VALUE(x);

4
math.c
View file

@ -14,6 +14,10 @@
#include <math.h> #include <math.h>
#include <errno.h> #include <errno.h>
#if defined(HAVE_SIGNBIT) && defined(__GNUC__) && defined(__sun__)
extern int signbit(double x);
#endif
#define numberof(array) (int)(sizeof(array) / sizeof((array)[0])) #define numberof(array) (int)(sizeof(array) / sizeof((array)[0]))
VALUE rb_mMath; VALUE rb_mMath;