Re: amber-developers: Amber 9 compilation error with ifort9.1 on Itanium2

From: David A. Case <>
Date: Fri, 11 Aug 2006 18:28:56 -0700

On Fri, Aug 11, 2006, Ray Luo wrote:
> Just tried to build amber9 with ifort9.1 on teragrid's Itanium2 cluster,
> but got the following error message:
> ifort -c -w95 -ftz -O3 -IPF_fma -IPF_fp_relaxed -ip -FR -o
> amoeba_adjust.o _amoeba_adjust.f
> fortcom: Severe: **Internal compiler error: segmentation violation
> When I lowered the optimization from O3 to O2, it passed. Is this a
> known problem?

My reference points:

1. This is not a problem with ifort_ia64 version 9.0.021 or 9.0.026, on SGI

2. It is not a problem with ifort 9.1.033 on em64t.

3. I don't have any version of 9.1 for ia64, but it would be helpful to
   know the exact version you have (i.e. the output of ifort -V).

Received on Sun Aug 13 2006 - 06:07:18 PDT
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