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-rw-r--r--gnu/packages/maths.scm6
1 files changed, 5 insertions, 1 deletions
diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 8db4a5594b..f4ebd886be 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -3539,7 +3539,11 @@ supports compressed MAT files, as well as newer (version 7.3) MAT files.")
(build-system cmake-build-system)
(arguments
'(#: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++")
(description "Vc provides portable, zero-overhead C++ types for explicitly
data-parallel programming. It is a library designed to ease explicit