Re: [PORTS] fails to compile with undefined symbol (FP_PLUS_INF)
Seneca Cunningham <[email protected]> Tue, 21 Mar 2006 11:09:16 -0500
| Newsgroups | gmane.comp.db.postgresql.ports |
|---|---|
| Message-ID | <[email protected]> |
Riccardo Mottola wrote: > Hey, > >> I took a quick look at gcc 4.0.1's build scripts (what I'm running). It >> would appear that gcc blindly replaces limits.h, float.h, iso646.h, >> stdarg.h, stdbool.h, stddef.h, varargs.h, and unwind.h. Of these, >> limits.h is the only one that then includes the native header. They >> aren't modified by fixincludes. fixincludes takes a hack at the other >> headers that end up in gcc's include directory. > > I failed a bug report to gcc (26768) and it got closed saying that it > is float.h is fine to be replaced since those constants FP_* are non > standard, please have a look yourself. I took a look at some docs[1], and it seems like the gcc people are correct in that the standard does not define any constants FP_FOO in float.h. They say that definitions starting with FP_ are to be in math.h. [1] http://www.opengroup.org/onlinepubs/000095399/basedefs/math.h.html -- Seneca Cunningham [email protected] ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend