From 4c055630d545d3ec9c919d20485f6f85f8f8d6b3 Mon Sep 17 00:00:00 2001 From: "Nichols A. Romero" Date: Wed, 24 Jun 2020 02:52:27 -0500 Subject: quantum-espresso: correctly cross-compile code for Cray and BG/Q (#17180) --- .../repos/builtin/packages/quantum-espresso/package.py | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'var') diff --git a/var/spack/repos/builtin/packages/quantum-espresso/package.py b/var/spack/repos/builtin/packages/quantum-espresso/package.py index 3c8b2c9d02..35454ae3ef 100644 --- a/var/spack/repos/builtin/packages/quantum-espresso/package.py +++ b/var/spack/repos/builtin/packages/quantum-espresso/package.py @@ -224,6 +224,19 @@ class QuantumEspresso(Package): prefix_path = prefix.bin if '@:5.4.0' in spec else prefix options = ['-prefix={0}'.format(prefix_path)] + # This additional flag is needed anytime the target architecture + # does not match the host architecture, which results in a binary that + # configure cannot execute on the login node. This is how we detect + # cross compilation: If the platform is NOT either Linux or Darwin + # and the target=backend, that we are in the cross-compile scenario + # scenario. This should cover Cray, BG/Q, and other custom platforms. + # The other option is to list out all the platform where you would be + # cross compiling explicitly. + if not (spec.satisfies('platform=linux') or + spec.satisfies('platform=darwin')): + if spec.satisfies('target=backend'): + options.append('--host') + # QE autoconf compiler variables has some limitations: # 1. There is no explicit MPICC variable so we must re-purpose # CC for the case of MPI. -- cgit v1.2.3-70-g09d2