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gnu: vc: Do not optimize for the build machine CPU.

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* gnu/packages/maths.scm (vc)[arguments]: Add "-DTARGET_ARCHITECTURE=none" to
  #:configure-flags.
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Marius Bakke 2018-04-08 21:53:22 +02:00
parent 17f93ba122
commit 33d82486d5
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1 changed files with 5 additions and 1 deletions
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gnu/packages/maths.scm
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@ -3539,7 +3539,11 @@ supports compressed MAT files, as well as newer (version 7.3) MAT files.")
(build-system cmake-build-system) (build-system cmake-build-system)
(arguments (arguments
'(#:configure-flags '(#:configure-flags
'("-DBUILD_TESTING=ON"))) '("-DBUILD_TESTING=ON"
;; By default, Vc will optimize for the CPU of the build machine.
;; Setting this to "none" makes it create portable binaries. See
;; "cmake/OptimizeForArchitecture.cmake".
"-DTARGET_ARCHITECTURE=none")))
(synopsis "SIMD vector classes for C++") (synopsis "SIMD vector classes for C++")
(description "Vc provides portable, zero-overhead C++ types for explicitly (description "Vc provides portable, zero-overhead C++ types for explicitly
data-parallel programming. It is a library designed to ease explicit data-parallel programming. It is a library designed to ease explicit