[PATCH] c++ify sreal

Uros Bizjak ubizjak@gmail.com
Tue Nov 11 08:48:00 GMT 2014


On Tue, Nov 11, 2014 at 9:11 AM, Jakub Jelinek <jakub@redhat.com> wrote:

>> >>> do $subject, and cleanup for always 64 bit hwi.
>> >>>
>> >>>
>> >>> bootstrapped + regtested x86_64-unknown-linux-gnu, ok?
>> >>
>> >> Ok.  Can you please replace remaining HOST_WIDE_INT
>> >> vestiges in there with [u]int64_t please?
>> >
>> >
>> > This patch breaks the build on debian 6.0:
>> >
>> > ../../gcc/sreal.c: In member function āint64_t sreal::to_int() constā:
>> > ../../gcc/sreal.c:159: error: āINT64_MAXā was not declared in this scope
>>

> Still, I don't believe it will be portable everywhere.
> Can't you use
> INTTYPE_MAXIMUM (int64_t) instead of INT64_MAX?  We already use that
> in GCC...

Yes, following patch also bootstraps:

--cut here--
Index: sreal.c
===================================================================
--- sreal.c     (revision 217338)
+++ sreal.c     (working copy)
@@ -156,7 +156,7 @@ sreal::to_int () const
   if (m_exp <= -SREAL_BITS)
     return 0;
   if (m_exp >= SREAL_PART_BITS)
-    return INT64_MAX;
+    return INTTYPE_MAXIMUM (int64_t);
   if (m_exp > 0)
     return m_sig << m_exp;
   if (m_exp < 0)
--cut here--

Uros.



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