From f803f775d244b4e3975ab42b9610d12b94f6e958 Mon Sep 17 00:00:00 2001 From: Leo Famulari Date: Tue, 4 Oct 2016 10:28:37 -0400 Subject: [PATCH] gnu: vigra: Workaround rounding error in test suite on 32-bit CPUs. * gnu/packages/image.scm (vigra)[arguments]: Pass '-ffloat-store' to C_FLAGS and CXX_FLAGS. --- gnu/packages/image.scm | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/gnu/packages/image.scm b/gnu/packages/image.scm index 4039c1a00b..b286089713 100644 --- a/gnu/packages/image.scm +++ b/gnu/packages/image.scm @@ -647,12 +647,15 @@ graphics image formats like PNG, BMP, JPEG, TIFF and others.") "/lib/python2.7/site-packages") ;; OpenEXR is not enabled by default. "-DWITH_OPENEXR=1" + ;; Fix rounding error on 32-bit machines + "-DCMAKE_C_FLAGS=-ffloat-store" ;; The header files of ilmbase are not found when included ;; by the header files of openexr, and an explicit flag ;; needs to be set. (string-append "-DCMAKE_CXX_FLAGS=-I" (assoc-ref %build-inputs "ilmbase") - "/include/OpenEXR")))) + "/include/OpenEXR" + " -ffloat-store")))) (synopsis "Computer vision library") (description "VIGRA stands for Vision with Generic Algorithms. It is an image