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[Bug libfortran/47493] FAIL: gfortran.fortran-torture/execute/csqrt_1.f90 compilation
- From: "burnus at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 27 Jan 2011 19:01:18 +0000
- Subject: [Bug libfortran/47493] FAIL: gfortran.fortran-torture/execute/csqrt_1.f90 compilation
- Auto-submitted: auto-generated
- References: <bug-47493-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47493
--- Comment #3 from Tobias Burnus <burnus at gcc dot gnu.org> 2011-01-27 19:01:07 UTC ---
(In reply to comment #2)
> > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47493
> I don't fully trust the kernel on this system. I see in config.h:
>
> /* libm includes sqrt */
> /* #undef HAVE_SQRT */
>
> I think the configure test probably failed due to a cache management problem,
> although I didn't see anything the the system log.
Well, I then regard comment 0 as not a bug as I think configure is usually
reliable...
Still, the question is why the _gfortran__sqrt_c8 -> __buildin_sqrt wrapper is
needed at all and why no inlining is happening. (missed-optimization) The
latter is probably a post-4.6 item ...