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Re: [Bug middle-end/24998] [4.2 Regression] Build failure on sparc-sun-solaris2.9/arm: undefined symbol __floatunsitf
- From: Richard Earnshaw <rearnsha at gcc dot gnu dot org>
- To: gcc-bugzilla at gcc dot gnu dot org
- Cc: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 23 Nov 2005 14:44:33 +0000
- Subject: Re: [Bug middle-end/24998] [4.2 Regression] Build failure on sparc-sun-solaris2.9/arm: undefined symbol __floatunsitf
- References: <bug-24998-10259@http.gcc.gnu.org/bugzilla/> <20051123142859.21037.qmail@sourceware.org>
On Wed, 2005-11-23 at 14:28, joseph at codesourcery dot com wrote:
> In that case the obvious solution is for the NetBSD configuration to start
> using that one function from ieee754-df.S. (I checked that the
> implementations in GCC of __float* already had corresponding
> implementations of __floatun* as required - missing rs6000/ppc64-fp.c in
> the process - but couldn't check for any case where these functions came
> from libc.)
Not that simple, because the implementation of __floatunsidf is tightly
integrated with the implementation of __adddf3. And we don't want to
override that because the ieee754-df.S implementation does not support
raising signals.
R.