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gnu: vigra: Workaround rounding error in test suite on 32-bit CPUs.

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* gnu/packages/image.scm (vigra)[arguments]: Pass '-ffloat-store' to
C_FLAGS and CXX_FLAGS.
This commit is contained in:
Leo Famulari 2016-10-04 10:28:37 -04:00
parent 382aacc5a3
commit f803f775d2
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1 changed files with 4 additions and 1 deletions
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gnu/packages/image.scm
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@ -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